./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 3289d67d Calling Ultimate with: /root/.sdkman/candidates/java/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 04:41:54,235 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 04:41:54,323 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-17 04:41:54,330 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 04:41:54,332 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 04:41:54,369 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 04:41:54,371 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 04:41:54,371 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 04:41:54,372 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 04:41:54,374 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 04:41:54,374 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 04:41:54,374 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 04:41:54,375 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 04:41:54,375 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 04:41:54,376 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 04:41:54,376 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 04:41:54,376 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 04:41:54,377 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 04:41:54,380 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-17 04:41:54,380 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 04:41:54,380 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 04:41:54,381 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 04:41:54,384 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 04:41:54,384 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 04:41:54,385 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 04:41:54,385 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 04:41:54,385 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 04:41:54,385 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 04:41:54,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 04:41:54,386 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 04:41:54,386 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 04:41:54,386 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 04:41:54,387 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 04:41:54,387 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 04:41:54,387 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 04:41:54,388 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 04:41:54,388 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 04:41:54,388 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 04:41:54,388 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-17 04:41:54,388 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-17 04:41:54,389 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 04:41:54,390 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 04:41:54,390 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 04:41:54,390 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 04:41:54,391 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 [2024-11-17 04:41:54,618 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 04:41:54,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 04:41:54,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 04:41:54,653 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 04:41:54,654 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 04:41:54,655 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2024-11-17 04:41:56,185 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 04:41:56,414 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 04:41:56,415 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2024-11-17 04:41:56,423 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd3c81a5b/2dedcbf88cb4475d8c5531ca3af09173/FLAG18f600340 [2024-11-17 04:41:56,438 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd3c81a5b/2dedcbf88cb4475d8c5531ca3af09173 [2024-11-17 04:41:56,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 04:41:56,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 04:41:56,444 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 04:41:56,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 04:41:56,449 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 04:41:56,449 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:41:56" (1/1) ... [2024-11-17 04:41:56,450 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bc0f20 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:41:56, skipping insertion in model container [2024-11-17 04:41:56,450 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:41:56" (1/1) ... [2024-11-17 04:41:56,473 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 04:41:56,688 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:627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3125) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:255) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1611) 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:792) 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:1516) 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:1167) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1150) 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:388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1638) 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:3519) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2508) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:642) 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) [2024-11-17 04:41:56,695 INFO L158 Benchmark]: Toolchain (without parser) took 251.35ms. Allocated memory is still 163.6MB. Free memory was 107.8MB in the beginning and 96.9MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-17 04:41:56,696 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 163.6MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 04:41:56,697 INFO L158 Benchmark]: CACSL2BoogieTranslator took 248.15ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 96.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-11-17 04:41:56,699 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 163.6MB. Free memory is still 125.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 248.15ms. Allocated memory is still 163.6MB. Free memory was 107.4MB in the beginning and 96.9MB in the end (delta: 10.5MB). 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:627) 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/11.0.12-open/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/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 dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.fs.icfgbuilder-eval-3289d67-m [2024-11-17 04:41:58,834 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-17 04:41:58,914 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-17 04:41:58,920 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-17 04:41:58,921 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-17 04:41:58,955 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-17 04:41:58,956 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-17 04:41:58,956 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-17 04:41:58,957 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-17 04:41:58,958 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-17 04:41:58,959 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-17 04:41:58,960 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-17 04:41:58,960 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-17 04:41:58,961 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-17 04:41:58,961 INFO L153 SettingsManager]: * Use SBE=true [2024-11-17 04:41:58,962 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-17 04:41:58,962 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-17 04:41:58,963 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-17 04:41:58,963 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-17 04:41:58,964 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-17 04:41:58,964 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-17 04:41:58,967 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-17 04:41:58,967 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-17 04:41:58,968 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-17 04:41:58,968 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-17 04:41:58,968 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-17 04:41:58,969 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-17 04:41:58,969 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-17 04:41:58,969 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-17 04:41:58,970 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-17 04:41:58,970 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-17 04:41:58,971 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-17 04:41:58,971 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-17 04:41:58,971 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-17 04:41:58,972 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-17 04:41:58,972 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-17 04:41:58,972 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 04:41:58,972 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-17 04:41:58,972 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-17 04:41:58,973 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-17 04:41:58,973 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2024-11-17 04:41:58,973 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-17 04:41:58,973 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-17 04:41:58,974 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-17 04:41:58,974 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-17 04:41:58,974 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-17 04:41:58,974 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 [2024-11-17 04:41:59,370 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-17 04:41:59,400 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-17 04:41:59,405 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-17 04:41:59,406 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-17 04:41:59,406 INFO L274 PluginConnector]: CDTParser initialized [2024-11-17 04:41:59,408 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2024-11-17 04:42:00,931 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-17 04:42:01,172 INFO L384 CDTParser]: Found 1 translation units. [2024-11-17 04:42:01,174 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2024-11-17 04:42:01,186 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79444a2ae/dfb9e08310c9488fbc13fae8fc1de6ad/FLAG096ed0993 [2024-11-17 04:42:01,510 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/79444a2ae/dfb9e08310c9488fbc13fae8fc1de6ad [2024-11-17 04:42:01,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-17 04:42:01,513 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-17 04:42:01,514 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-17 04:42:01,514 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-17 04:42:01,521 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-17 04:42:01,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27a74f56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01, skipping insertion in model container [2024-11-17 04:42:01,523 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,551 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-17 04:42:01,798 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 04:42:01,820 INFO L200 MainTranslator]: Completed pre-run [2024-11-17 04:42:01,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-17 04:42:01,883 INFO L204 MainTranslator]: Completed translation [2024-11-17 04:42:01,884 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01 WrapperNode [2024-11-17 04:42:01,884 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-17 04:42:01,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-17 04:42:01,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-17 04:42:01,886 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-17 04:42:01,901 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,917 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,945 INFO L138 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-17 04:42:01,947 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-17 04:42:01,948 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-17 04:42:01,950 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-17 04:42:01,950 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-17 04:42:01,959 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,960 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,963 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,978 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]. [2024-11-17 04:42:01,982 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,983 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,991 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,995 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:01,999 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:02,000 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:02,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-17 04:42:02,008 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2024-11-17 04:42:02,008 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2024-11-17 04:42:02,008 INFO L274 PluginConnector]: IcfgBuilder initialized [2024-11-17 04:42:02,009 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (1/1) ... [2024-11-17 04:42:02,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-17 04:42:02,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-11-17 04:42:02,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-17 04:42:02,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-17 04:42:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-17 04:42:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-17 04:42:02,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-17 04:42:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-17 04:42:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-17 04:42:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-17 04:42:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-17 04:42:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-17 04:42:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-17 04:42:02,174 INFO L256 CfgBuilder]: Building ICFG [2024-11-17 04:42:02,177 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-17 04:42:07,332 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-17 04:42:07,333 INFO L307 CfgBuilder]: Performing block encoding [2024-11-17 04:42:07,348 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-17 04:42:07,348 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-17 04:42:07,349 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 04:42:07 BoogieIcfgContainer [2024-11-17 04:42:07,349 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2024-11-17 04:42:07,351 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-17 04:42:07,351 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-17 04:42:07,355 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-17 04:42:07,356 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 04:42:01" (1/3) ... [2024-11-17 04:42:07,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@742812f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 04:42:07, skipping insertion in model container [2024-11-17 04:42:07,357 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 04:42:01" (2/3) ... [2024-11-17 04:42:07,357 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@742812f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 04:42:07, skipping insertion in model container [2024-11-17 04:42:07,359 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 04:42:07" (3/3) ... [2024-11-17 04:42:07,361 INFO L112 eAbstractionObserver]: Analyzing ICFG knuth_valuebound5.i [2024-11-17 04:42:07,379 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-17 04:42:07,379 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-11-17 04:42:07,381 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@742812f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 04:42:07, skipping insertion in model container [2024-11-17 04:42:07,381 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-17 04:42:07,382 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-17 04:42:07,382 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-17 04:42:07,383 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-17 04:42:07,383 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 17.11 04:42:07" (3/3) ... [2024-11-17 04:42:07,386 INFO L143 WitnessPrinter]: Generating witness for correct program [2024-11-17 04:42:07,393 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-17 04:42:07,393 INFO L393 IcfgBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-17 04:42:07,398 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-17 04:42:07,399 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-17 04:42:07,399 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-17 04:42:07,401 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-17 04:42:07,401 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-17 04:42:07,508 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-11-17 04:42:07,509 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-11-17 04:42:07,510 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-17 04:42:07,512 INFO L158 Benchmark]: Toolchain (without parser) took 5997.70ms. Allocated memory is still 62.9MB. Free memory was 41.2MB in the beginning and 33.5MB in the end (delta: 7.7MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,512 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 46.1MB. Free memory is still 27.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-17 04:42:07,513 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.56ms. Allocated memory is still 62.9MB. Free memory was 41.0MB in the beginning and 26.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,515 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.43ms. Allocated memory is still 62.9MB. Free memory was 26.4MB in the beginning and 42.5MB in the end (delta: -16.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,516 INFO L158 Benchmark]: Boogie Preprocessor took 58.70ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 40.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,516 INFO L158 Benchmark]: IcfgBuilder took 5341.01ms. Allocated memory is still 62.9MB. Free memory was 40.2MB in the beginning and 41.2MB in the end (delta: -1.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,516 INFO L158 Benchmark]: TraceAbstraction took 30.28ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 38.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,517 INFO L158 Benchmark]: Witness Printer took 127.48ms. Allocated memory is still 62.9MB. Free memory was 38.5MB in the beginning and 33.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2024-11-17 04:42:07,519 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 46.1MB. Free memory is still 27.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.56ms. Allocated memory is still 62.9MB. Free memory was 41.0MB in the beginning and 26.4MB in the end (delta: 14.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.43ms. Allocated memory is still 62.9MB. Free memory was 26.4MB in the beginning and 42.5MB in the end (delta: -16.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.70ms. Allocated memory is still 62.9MB. Free memory was 42.5MB in the beginning and 40.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * IcfgBuilder took 5341.01ms. Allocated memory is still 62.9MB. Free memory was 40.2MB in the beginning and 41.2MB in the end (delta: -1.0MB). Peak memory consumption was 18.5MB. Max. memory is 16.1GB. * TraceAbstraction took 30.28ms. Allocated memory is still 62.9MB. Free memory was 40.6MB in the beginning and 38.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 127.48ms. Allocated memory is still 62.9MB. Free memory was 38.5MB in the beginning and 33.5MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. 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! [2024-11-17 04:42:07,734 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-17 04:42:07,804 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE