./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/no-overflow.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb5ad63279572b10ccf828ab50fb4850c30a9bc769c3e514e6f9dd22eeb86526 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 20:58:59,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 20:58:59,106 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-10-11 20:58:59,111 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 20:58:59,112 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 20:58:59,157 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 20:58:59,158 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 20:58:59,159 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 20:58:59,159 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 20:58:59,164 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 20:58:59,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 20:58:59,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 20:58:59,166 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 20:58:59,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 20:58:59,166 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 20:58:59,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 20:58:59,167 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 20:58:59,167 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 20:58:59,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 20:58:59,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 20:58:59,168 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 20:58:59,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 20:58:59,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 20:58:59,172 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 20:58:59,172 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 20:58:59,172 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 20:58:59,173 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 20:58:59,173 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 20:58:59,173 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 20:58:59,173 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 20:58:59,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 20:58:59,174 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 20:58:59,174 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 20:58:59,174 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 20:58:59,174 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 20:58:59,175 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 20:58:59,175 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 20:58:59,176 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 20:58:59,176 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 20:58:59,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 20:58:59,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 20:58:59,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 20:58:59,178 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 20:58:59,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 20:58:59,178 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb5ad63279572b10ccf828ab50fb4850c30a9bc769c3e514e6f9dd22eeb86526 [2024-10-11 20:58:59,432 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 20:58:59,456 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 20:58:59,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 20:58:59,461 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 20:58:59,461 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 20:58:59,462 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i [2024-10-11 20:59:00,923 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 20:59:01,111 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 20:59:01,112 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i [2024-10-11 20:59:01,119 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/597e3e0be/f0f6e7db34d94c719c7193885693105d/FLAGc957bd96e [2024-10-11 20:59:01,497 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/597e3e0be/f0f6e7db34d94c719c7193885693105d [2024-10-11 20:59:01,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 20:59:01,501 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 20:59:01,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 20:59:01,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 20:59:01,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 20:59:01,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:59:01" (1/1) ... [2024-10-11 20:59:01,513 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ea1475 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:01, skipping insertion in model container [2024-10-11 20:59:01,513 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:59:01" (1/1) ... [2024-10-11 20:59:01,535 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 20:59:01,756 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: sqrt at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:2916) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:253) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1586) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:271) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:789) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:286) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1494) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:224) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1150) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:236) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:387) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1613) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:159) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3465) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2491) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:639) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:135) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:189) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:116) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:145) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2024-10-11 20:59:01,765 INFO L158 Benchmark]: Toolchain (without parser) took 260.91ms. Allocated memory is still 182.5MB. Free memory was 125.3MB in the beginning and 114.9MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-11 20:59:01,766 INFO L158 Benchmark]: CDTParser took 1.08ms. Allocated memory is still 182.5MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 20:59:01,767 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.60ms. Allocated memory is still 182.5MB. Free memory was 124.9MB in the beginning and 114.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-11 20:59:01,769 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.08ms. Allocated memory is still 182.5MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.60ms. Allocated memory is still 182.5MB. Free memory was 124.9MB in the beginning and 114.9MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. 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: sqrt de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: UnsupportedOperationException: floating point operation not supported in non-bitprecise translation: sqrt: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.constructOtherUnaryFloatOperation(IntegerTranslation.java:610) 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: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb5ad63279572b10ccf828ab50fb4850c30a9bc769c3e514e6f9dd22eeb86526 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 20:59:03,752 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 20:59:03,831 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-10-11 20:59:03,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 20:59:03,838 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 20:59:03,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 20:59:03,879 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 20:59:03,880 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 20:59:03,880 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 20:59:03,881 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 20:59:03,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 20:59:03,882 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 20:59:03,883 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 20:59:03,883 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 20:59:03,885 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 20:59:03,885 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 20:59:03,886 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 20:59:03,886 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 20:59:03,886 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 20:59:03,890 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 20:59:03,890 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 20:59:03,891 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 20:59:03,891 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 20:59:03,891 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-11 20:59:03,891 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-10-11 20:59:03,892 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 20:59:03,892 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-10-11 20:59:03,892 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-10-11 20:59:03,892 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-11 20:59:03,893 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 20:59:03,893 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 20:59:03,893 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 20:59:03,893 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 20:59:03,894 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 20:59:03,894 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 20:59:03,896 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 20:59:03,897 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 20:59:03,897 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 20:59:03,897 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 20:59:03,897 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 20:59:03,898 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-10-11 20:59:03,898 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-10-11 20:59:03,898 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 20:59:03,899 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 20:59:03,899 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 20:59:03,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 20:59:03,900 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2024-10-11 20:59:03,900 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb5ad63279572b10ccf828ab50fb4850c30a9bc769c3e514e6f9dd22eeb86526 [2024-10-11 20:59:04,236 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 20:59:04,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 20:59:04,264 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 20:59:04,266 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 20:59:04,266 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 20:59:04,268 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i [2024-10-11 20:59:05,865 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 20:59:06,074 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 20:59:06,075 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound50.i [2024-10-11 20:59:06,089 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7c6565bd5/72444a5b788f4c11848b4bbdd5eae20a/FLAGdbc1e62a1 [2024-10-11 20:59:06,443 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/7c6565bd5/72444a5b788f4c11848b4bbdd5eae20a [2024-10-11 20:59:06,446 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 20:59:06,447 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 20:59:06,448 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 20:59:06,448 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 20:59:06,454 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 20:59:06,455 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,455 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@695f0d8f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06, skipping insertion in model container [2024-10-11 20:59:06,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,476 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 20:59:06,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 20:59:06,722 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 20:59:06,761 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 20:59:06,784 INFO L204 MainTranslator]: Completed translation [2024-10-11 20:59:06,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06 WrapperNode [2024-10-11 20:59:06,784 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 20:59:06,785 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 20:59:06,786 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 20:59:06,786 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 20:59:06,793 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,806 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,829 INFO L138 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 82 [2024-10-11 20:59:06,829 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 20:59:06,831 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 20:59:06,831 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 20:59:06,832 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 20:59:06,842 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,843 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,846 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,871 INFO L175 MemorySlicer]: Split 10 memory accesses to 2 slices as follows [2, 8]. 80 percent of accesses are in the largest equivalence class. The 10 initializations are split as follows [2, 8]. The 0 writes are split as follows [0, 0]. [2024-10-11 20:59:06,872 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,872 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,883 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,895 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,896 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,902 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 20:59:06,903 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 20:59:06,903 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 20:59:06,903 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 20:59:06,904 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (1/1) ... [2024-10-11 20:59:06,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 20:59:06,929 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 20:59:06,945 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 20:59:06,952 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 20:59:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 20:59:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-10-11 20:59:06,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-10-11 20:59:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-11 20:59:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-11 20:59:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 20:59:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 20:59:06,991 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-11 20:59:06,991 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-11 20:59:07,060 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 20:59:07,063 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 20:59:12,352 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-10-11 20:59:12,353 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 20:59:12,386 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 20:59:12,386 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-11 20:59:12,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:59:12 BoogieIcfgContainer [2024-10-11 20:59:12,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 20:59:12,390 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 20:59:12,391 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 20:59:12,394 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 20:59:12,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 08:59:06" (1/3) ... [2024-10-11 20:59:12,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384ea6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:59:12, skipping insertion in model container [2024-10-11 20:59:12,396 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 08:59:06" (2/3) ... [2024-10-11 20:59:12,398 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384ea6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 08:59:12, skipping insertion in model container [2024-10-11 20:59:12,398 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:59:12" (3/3) ... [2024-10-11 20:59:12,399 INFO L112 eAbstractionObserver]: Analyzing ICFG knuth_valuebound50.i [2024-10-11 20:59:12,416 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 20:59:12,416 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-11 20:59:12,418 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@384ea6fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 08:59:12, skipping insertion in model container [2024-10-11 20:59:12,418 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 20:59:12,419 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 20:59:12,420 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 20:59:12,420 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 20:59:12,420 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 08:59:12" (3/3) ... [2024-10-11 20:59:12,423 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 20:59:12,428 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-10-11 20:59:12,429 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-10-11 20:59:12,434 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-10-11 20:59:12,434 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-11 20:59:12,435 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-11 20:59:12,435 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 20:59:12,436 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 20:59:12,561 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 20:59:12,562 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 20:59:12,562 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 20:59:12,563 INFO L158 Benchmark]: Toolchain (without parser) took 6116.02ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 39.1MB in the end (delta: 4.7MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,563 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 20:59:12,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 337.07ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 29.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.51ms. Allocated memory is still 62.9MB. Free memory was 29.5MB in the beginning and 27.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,566 INFO L158 Benchmark]: Boogie Preprocessor took 71.02ms. Allocated memory is still 62.9MB. Free memory was 27.7MB in the beginning and 25.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,567 INFO L158 Benchmark]: RCFGBuilder took 5483.51ms. Allocated memory is still 62.9MB. Free memory was 25.4MB in the beginning and 27.6MB in the end (delta: -2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,568 INFO L158 Benchmark]: TraceAbstraction took 28.15ms. Allocated memory is still 62.9MB. Free memory was 27.0MB in the beginning and 25.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,568 INFO L158 Benchmark]: Witness Printer took 142.44ms. Allocated memory is still 62.9MB. Free memory was 25.2MB in the beginning and 39.1MB in the end (delta: -13.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2024-10-11 20:59:12,570 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 48.2MB. Free memory is still 29.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 337.07ms. Allocated memory is still 62.9MB. Free memory was 43.8MB in the beginning and 29.5MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.51ms. Allocated memory is still 62.9MB. Free memory was 29.5MB in the beginning and 27.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.02ms. Allocated memory is still 62.9MB. Free memory was 27.7MB in the beginning and 25.4MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 5483.51ms. Allocated memory is still 62.9MB. Free memory was 25.4MB in the beginning and 27.6MB in the end (delta: -2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * TraceAbstraction took 28.15ms. Allocated memory is still 62.9MB. Free memory was 27.0MB in the beginning and 25.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 142.44ms. Allocated memory is still 62.9MB. Free memory was 25.2MB in the beginning and 39.1MB in the end (delta: -13.9MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-10-11 20:59:12,779 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-10-11 20:59:12,795 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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: TRUE