./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB --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 f7d8666e561276f52fdb57f95324433fec798c5d47b9bb4ca4cdc06eae6ff06b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:23:49,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:23:49,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 05:23:49,699 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:23:49,700 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:23:49,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:23:49,727 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:23:49,727 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:23:49,728 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:23:49,728 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:23:49,728 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:23:49,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:23:49,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:23:49,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:23:49,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:23:49,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:23:49,730 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:23:49,731 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:49,731 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:49,731 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:49,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:23:49,732 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:23:49,733 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:23:49,733 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:23:49,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:23:49,733 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB 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 -> f7d8666e561276f52fdb57f95324433fec798c5d47b9bb4ca4cdc06eae6ff06b [2024-11-28 05:23:50,071 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:23:50,085 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:23:50,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:23:50,091 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:23:50,092 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:23:50,094 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i [2024-11-28 05:23:53,166 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/6b73df9a1/a6c49f62d87e448a9c830c94f0349b08/FLAG4f1ceb48b [2024-11-28 05:23:53,490 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:23:53,491 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i [2024-11-28 05:23:53,502 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/6b73df9a1/a6c49f62d87e448a9c830c94f0349b08/FLAG4f1ceb48b [2024-11-28 05:23:53,518 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/6b73df9a1/a6c49f62d87e448a9c830c94f0349b08 [2024-11-28 05:23:53,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:23:53,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:23:53,524 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:23:53,524 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:23:53,529 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:23:53,530 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:53" (1/1) ... [2024-11-28 05:23:53,531 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59d598af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:23:53, skipping insertion in model container [2024-11-28 05:23:53,531 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:23:53" (1/1) ... [2024-11-28 05:23:53,552 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:23:53,774 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:629) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.handleUnaryFloatFunction(StandardFunctionHandler.java:3128) 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:1602) 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:783) 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:1507) 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:1158) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) 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:393) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1629) 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:3507) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2500) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:641) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-28 05:23:53,785 INFO L158 Benchmark]: Toolchain (without parser) took 262.12ms. Allocated memory is still 117.4MB. Free memory was 93.9MB in the beginning and 84.4MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:23:53,786 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:23:53,786 INFO L158 Benchmark]: CACSL2BoogieTranslator took 255.57ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 84.4MB in the end (delta: 9.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:23:53,791 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 167.8MB. Free memory is still 104.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 255.57ms. Allocated memory is still 117.4MB. Free memory was 93.6MB in the beginning and 84.4MB in the end (delta: 9.2MB). 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: 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:629) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB --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 f7d8666e561276f52fdb57f95324433fec798c5d47b9bb4ca4cdc06eae6ff06b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:23:56,493 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:23:56,597 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Bitvector.epf [2024-11-28 05:23:56,603 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:23:56,604 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:23:56,657 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:23:56,658 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:23:56,658 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:23:56,659 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:23:56,659 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:23:56,659 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:23:56,659 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:23:56,662 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:23:56,662 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:23:56,662 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:23:56,663 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:23:56,663 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:23:56,663 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:23:56,663 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 05:23:56,667 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:23:56,668 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:56,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:56,669 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:23:56,669 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:23:56,669 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:23:56,669 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:23:56,670 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:23:56,670 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:23:56,670 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:23:56,670 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:23:56,670 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:23:56,674 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB 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 -> f7d8666e561276f52fdb57f95324433fec798c5d47b9bb4ca4cdc06eae6ff06b [2024-11-28 05:23:57,099 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:23:57,113 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:23:57,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:23:57,118 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:23:57,119 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:23:57,120 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i [2024-11-28 05:24:00,176 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/5739cf8c8/6ab9ba82b014410997055708a35a2501/FLAG32aa164d5 [2024-11-28 05:24:00,416 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:24:00,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound20.i [2024-11-28 05:24:00,444 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/5739cf8c8/6ab9ba82b014410997055708a35a2501/FLAG32aa164d5 [2024-11-28 05:24:00,477 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/data/5739cf8c8/6ab9ba82b014410997055708a35a2501 [2024-11-28 05:24:00,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:24:00,482 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:24:00,484 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:24:00,484 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:24:00,489 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:24:00,490 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:00,492 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f27a04e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00, skipping insertion in model container [2024-11-28 05:24:00,492 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:00,513 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:24:00,801 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:24:00,825 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:24:00,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:24:00,907 INFO L204 MainTranslator]: Completed translation [2024-11-28 05:24:00,908 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00 WrapperNode [2024-11-28 05:24:00,908 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 05:24:00,910 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 05:24:00,910 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 05:24:00,910 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 05:24:00,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:00,938 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:00,973 INFO L138 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 81 [2024-11-28 05:24:00,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 05:24:00,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 05:24:00,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 05:24:00,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 05:24:00,988 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:00,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:00,990 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,012 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]. [2024-11-28 05:24:01,013 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,013 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,024 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,025 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,033 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,037 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,041 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 05:24:01,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 05:24:01,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 05:24:01,050 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 05:24:01,051 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (1/1) ... [2024-11-28 05:24:01,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:24:01,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:24:01,091 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 05:24:01,094 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 05:24:01,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 05:24:01,126 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 05:24:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 05:24:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 05:24:01,127 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 05:24:01,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 05:24:01,128 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 05:24:01,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 05:24:01,128 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 05:24:01,214 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 05:24:01,215 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 05:24:06,183 INFO L? ?]: Removed 8 outVars from TransFormulas that were not future-live. [2024-11-28 05:24:06,183 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 05:24:06,193 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 05:24:06,193 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-28 05:24:06,194 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:06 BoogieIcfgContainer [2024-11-28 05:24:06,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 05:24:06,196 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 05:24:06,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 05:24:06,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 05:24:06,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 05:24:00" (1/3) ... [2024-11-28 05:24:06,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b695417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:06, skipping insertion in model container [2024-11-28 05:24:06,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:24:00" (2/3) ... [2024-11-28 05:24:06,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b695417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 05:24:06, skipping insertion in model container [2024-11-28 05:24:06,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:06" (3/3) ... [2024-11-28 05:24:06,204 INFO L128 eAbstractionObserver]: Analyzing ICFG knuth_valuebound20.i [2024-11-28 05:24:06,221 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 05:24:06,222 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG knuth_valuebound20.i that has 3 procedures, 31 locations, 1 initial locations, 1 loop locations, and 0 error locations. [2024-11-28 05:24:06,224 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5b695417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 05:24:06, skipping insertion in model container [2024-11-28 05:24:06,224 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 05:24:06,225 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 05:24:06,225 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 05:24:06,225 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 05:24:06,226 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 05:24:06" (3/3) ... [2024-11-28 05:24:06,229 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 05:24:06,234 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 05:24:06,234 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-28 05:24:06,239 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-28 05:24:06,239 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-28 05:24:06,239 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-28 05:24:06,240 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 05:24:06,240 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 05:24:06,319 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 05:24:06,320 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 05:24:06,320 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 05:24:06,321 INFO L158 Benchmark]: Toolchain (without parser) took 5839.22ms. Allocated memory is still 117.4MB. Free memory was 92.4MB in the beginning and 53.2MB in the end (delta: 39.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-28 05:24:06,322 INFO L158 Benchmark]: CDTParser took 3.36ms. Allocated memory is still 117.4MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:24:06,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 425.61ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 79.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:24:06,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.80ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:24:06,323 INFO L158 Benchmark]: Boogie Preprocessor took 68.51ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 05:24:06,324 INFO L158 Benchmark]: RCFGBuilder took 5144.89ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 60.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-28 05:24:06,324 INFO L158 Benchmark]: TraceAbstraction took 27.87ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 58.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:24:06,325 INFO L158 Benchmark]: Witness Printer took 94.95ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 53.2MB in the end (delta: 4.8MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 05:24:06,327 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 3.36ms. Allocated memory is still 117.4MB. Free memory is still 85.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 425.61ms. Allocated memory is still 117.4MB. Free memory was 92.2MB in the beginning and 79.5MB in the end (delta: 12.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.80ms. Allocated memory is still 117.4MB. Free memory was 79.5MB in the beginning and 78.1MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 68.51ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 76.2MB in the end (delta: 1.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5144.89ms. Allocated memory is still 117.4MB. Free memory was 76.2MB in the beginning and 60.8MB in the end (delta: 15.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 27.87ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 58.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 94.95ms. Allocated memory is still 117.4MB. Free memory was 58.1MB in the beginning and 53.2MB in the end (delta: 4.8MB). There was no memory consumed. 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! [2024-11-28 05:24:06,485 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b28f1a-4512-4599-9fe4-04eb03b7a199/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE