./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 810094dea988184f0061af0841191bba9b7f661e4b8e1df9e483dacbced788b8 --- 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-e04fb08 [2022-11-16 12:40:50,695 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:40:50,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:40:50,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:40:50,745 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:40:50,747 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:40:50,748 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:40:50,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:40:50,765 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:40:50,768 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:40:50,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:40:50,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:40:50,771 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:40:50,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:40:50,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:40:50,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:40:50,776 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:40:50,777 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:40:50,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:40:50,791 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:40:50,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:40:50,801 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:40:50,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:40:50,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:40:50,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:40:50,808 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:40:50,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:40:50,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:40:50,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:40:50,812 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:40:50,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:40:50,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:40:50,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:40:50,816 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:40:50,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:40:50,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:40:50,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:40:50,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:40:50,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:40:50,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:40:50,821 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:40:50,825 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-11-16 12:40:50,870 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:40:50,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:40:50,871 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:40:50,872 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:40:50,873 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:40:50,873 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:40:50,874 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:40:50,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:40:50,875 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:40:50,875 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:40:50,876 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:40:50,877 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:40:50,877 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:40:50,877 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:40:50,878 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:40:50,878 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:40:50,878 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:40:50,879 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:40:50,879 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:40:50,879 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:40:50,879 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:40:50,880 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:40:50,880 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:40:50,880 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:40:50,881 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:40:50,881 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:40:50,881 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:40:50,882 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:40:50,882 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:40:50,882 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:40:50,882 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:40:50,883 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:40:50,883 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:40:50,884 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_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 810094dea988184f0061af0841191bba9b7f661e4b8e1df9e483dacbced788b8 [2022-11-16 12:40:51,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:40:51,248 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:40:51,253 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:40:51,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:40:51,256 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:40:51,258 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2022-11-16 12:40:51,347 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/d968eaf70/0993573802644d65a7b0d6de28ec4910/FLAG62113a4f8 [2022-11-16 12:40:52,027 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:40:52,031 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2022-11-16 12:40:52,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/d968eaf70/0993573802644d65a7b0d6de28ec4910/FLAG62113a4f8 [2022-11-16 12:40:52,244 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/d968eaf70/0993573802644d65a7b0d6de28ec4910 [2022-11-16 12:40:52,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:40:52,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:40:52,253 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:40:52,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:40:52,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:40:52,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:40:52" (1/1) ... [2022-11-16 12:40:52,262 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59f3909c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:52, skipping insertion in model container [2022-11-16 12:40:52,262 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:40:52" (1/1) ... [2022-11-16 12:40:52,271 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:40:52,341 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:40:53,006 WARN L229 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_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i[36293,36306] [2022-11-16 12:40:53,014 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: round at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:805) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:1827) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1451) 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: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.result.ExpressionResultTransformer.transformDispatchDecaySwitchRexBoolToInt(ExpressionResultTransformer.java:177) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallGivenNameAndArguments(FunctionHandler.java:675) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionCallExpression(FunctionHandler.java:509) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1458) 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:1401) 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:1085) 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:1474) 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:2365) 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) [2022-11-16 12:40:53,021 INFO L158 Benchmark]: Toolchain (without parser) took 771.07ms. Allocated memory is still 140.5MB. Free memory was 106.7MB in the beginning and 110.7MB in the end (delta: -4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:40:53,024 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:40:53,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 765.09ms. Allocated memory is still 140.5MB. Free memory was 106.7MB in the beginning and 110.7MB in the end (delta: -4.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 12:40:53,029 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 81.8MB. Free memory is still 33.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 765.09ms. Allocated memory is still 140.5MB. Free memory was 106.7MB in the beginning and 110.7MB in the end (delta: -4.0MB). 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: round de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: round: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:805) 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 810094dea988184f0061af0841191bba9b7f661e4b8e1df9e483dacbced788b8 --- 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-e04fb08 [2022-11-16 12:40:55,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:40:55,554 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:40:55,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:40:55,601 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:40:55,606 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:40:55,609 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:40:55,616 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:40:55,620 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:40:55,626 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:40:55,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:40:55,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:40:55,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:40:55,634 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:40:55,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:40:55,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:40:55,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:40:55,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:40:55,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:40:55,654 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:40:55,660 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:40:55,662 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:40:55,664 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:40:55,666 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:40:55,671 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:40:55,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:40:55,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:40:55,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:40:55,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:40:55,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:40:55,683 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:40:55,684 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:40:55,687 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:40:55,688 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:40:55,689 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:40:55,690 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:40:55,691 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:40:55,691 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:40:55,692 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:40:55,694 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:40:55,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:40:55,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2022-11-16 12:40:55,740 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:40:55,740 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:40:55,741 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:40:55,742 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:40:55,743 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:40:55,743 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:40:55,745 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:40:55,745 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:40:55,745 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:40:55,746 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:40:55,747 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-16 12:40:55,747 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-16 12:40:55,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:40:55,748 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:40:55,748 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:40:55,749 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:40:55,749 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:40:55,749 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:40:55,749 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:40:55,750 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-16 12:40:55,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:40:55,750 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:40:55,750 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:40:55,751 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:40:55,751 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:40:55,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:40:55,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:40:55,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:40:55,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:40:55,753 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:40:55,753 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:40:55,753 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:40:55,754 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:40:55,754 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:40:55,754 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:40:55,754 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:40:55,755 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_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 810094dea988184f0061af0841191bba9b7f661e4b8e1df9e483dacbced788b8 [2022-11-16 12:40:56,188 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:40:56,211 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:40:56,214 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:40:56,215 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:40:56,216 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:40:56,217 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2022-11-16 12:40:56,289 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/665050e96/027226ae1db24c4e9a95e344d502bfc6/FLAG7b389e0cd [2022-11-16 12:40:56,988 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:40:56,988 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i [2022-11-16 12:40:57,008 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/665050e96/027226ae1db24c4e9a95e344d502bfc6/FLAG7b389e0cd [2022-11-16 12:40:57,223 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/data/665050e96/027226ae1db24c4e9a95e344d502bfc6 [2022-11-16 12:40:57,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:40:57,229 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:40:57,235 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:40:57,235 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:40:57,240 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:40:57,241 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:40:57" (1/1) ... [2022-11-16 12:40:57,243 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17f6bec8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:57, skipping insertion in model container [2022-11-16 12:40:57,244 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:40:57" (1/1) ... [2022-11-16 12:40:57,253 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:40:57,330 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:40:58,168 WARN L229 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_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i[36293,36306] [2022-11-16 12:40:58,185 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:40:58,198 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:40:58,236 WARN L229 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_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/sv-benchmarks/c/floats-esbmc-regression/rounding_functions.i[36293,36306] [2022-11-16 12:40:58,242 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:40:58,398 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:40:58,399 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58 WrapperNode [2022-11-16 12:40:58,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:40:58,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:40:58,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:40:58,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:40:58,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,432 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,458 INFO L138 Inliner]: procedures = 448, calls = 30, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 34 [2022-11-16 12:40:58,459 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:40:58,460 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:40:58,460 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:40:58,460 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:40:58,471 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,471 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,474 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,475 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,483 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,484 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,487 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,490 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:40:58,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:40:58,491 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:40:58,491 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:40:58,492 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (1/1) ... [2022-11-16 12:40:58,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:40:58,513 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:40:58,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:40:58,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:40:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-16 12:40:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-16 12:40:58,600 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-16 12:40:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 12:40:58,600 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:40:58,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:40:58,757 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:40:58,760 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:40:58,998 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:40:59,005 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:40:59,006 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-16 12:40:59,021 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:40:59 BoogieIcfgContainer [2022-11-16 12:40:59,021 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:40:59,024 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:40:59,024 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:40:59,028 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:40:59,028 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:40:57" (1/3) ... [2022-11-16 12:40:59,029 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92e6f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:40:59, skipping insertion in model container [2022-11-16 12:40:59,029 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:40:58" (2/3) ... [2022-11-16 12:40:59,043 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@92e6f79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:40:59, skipping insertion in model container [2022-11-16 12:40:59,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:40:59" (3/3) ... [2022-11-16 12:40:59,045 INFO L112 eAbstractionObserver]: Analyzing ICFG rounding_functions.i [2022-11-16 12:40:59,067 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:40:59,068 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:40:59,144 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:40:59,156 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@3216688, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:40:59,157 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:40:59,164 INFO L276 IsEmpty]: Start isEmpty. Operand has 35 states, 8 states have (on average 1.25) internal successors, (10), 9 states have internal predecessors, (10), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2022-11-16 12:40:59,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-11-16 12:40:59,174 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:40:59,174 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-11-16 12:40:59,175 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:40:59,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:40:59,188 INFO L85 PathProgramCache]: Analyzing trace with hash 890602042, now seen corresponding path program 1 times [2022-11-16 12:40:59,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:40:59,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364500509] [2022-11-16 12:40:59,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:40:59,205 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:40:59,205 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:40:59,215 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-16 12:40:59,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-16 12:40:59,339 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-16 12:40:59,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-16 12:40:59,534 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 245) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:91) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:121) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:336) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:431) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:262) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) 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) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 245) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1458) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:239) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:258) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:147) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.assertTerm(ManagedScript.java:134) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertCodeBlocks.java:193) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertTerm(AnnotateAndAssertConjunctsOfCodeBlocks.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertConjuncts(AnnotateAndAssertConjunctsOfCodeBlocks.java:135) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAssertConjunctsOfCodeBlocks.annotateAndAssertLocalVarAssignemntCall(AnnotateAndAssertConjunctsOfCodeBlocks.java:192) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.AnnotateAndAsserter.buildAnnotatedSsaAndAssertTerms(AnnotateAndAsserter.java:94) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.checkTrace(TraceCheck.java:317) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:215) ... 30 more [2022-11-16 12:40:59,540 INFO L158 Benchmark]: Toolchain (without parser) took 2308.97ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 41.7MB in the beginning and 45.8MB in the end (delta: -4.1MB). Peak memory consumption was 15.3MB. Max. memory is 16.1GB. [2022-11-16 12:40:59,541 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:40:59,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1164.23ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 32.5MB in the end (delta: 9.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. [2022-11-16 12:40:59,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.40ms. Allocated memory is still 62.9MB. Free memory was 32.5MB in the beginning and 29.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:40:59,543 INFO L158 Benchmark]: Boogie Preprocessor took 30.36ms. Allocated memory is still 62.9MB. Free memory was 29.8MB in the beginning and 28.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-16 12:40:59,544 INFO L158 Benchmark]: RCFGBuilder took 530.15ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 28.4MB in the beginning and 55.9MB in the end (delta: -27.5MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-11-16 12:40:59,545 INFO L158 Benchmark]: TraceAbstraction took 512.75ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 45.8MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 12:40:59,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1164.23ms. Allocated memory is still 62.9MB. Free memory was 41.6MB in the beginning and 32.5MB in the end (delta: 9.1MB). Peak memory consumption was 18.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.40ms. Allocated memory is still 62.9MB. Free memory was 32.5MB in the beginning and 29.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.36ms. Allocated memory is still 62.9MB. Free memory was 29.8MB in the beginning and 28.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.15ms. Allocated memory was 62.9MB in the beginning and 81.8MB in the end (delta: 18.9MB). Free memory was 28.4MB in the beginning and 55.9MB in the end (delta: -27.5MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * TraceAbstraction took 512.75ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 45.8MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 245) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 245): de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheck.(TraceCheck.java:236) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 12:40:59,572 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dbd8fa32-0173-4ca1-a4dd-ecf28a07dde3/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: unknown symbol: roundNearestTiesToAway (line: 245)