./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 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:46:13,193 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:46:13,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Default.epf [2023-11-19 04:46:13,274 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:46:13,275 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:46:13,324 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:46:13,325 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:46:13,325 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:46:13,326 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:46:13,327 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:46:13,327 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:46:13,328 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:46:13,328 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:46:13,329 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-19 04:46:13,329 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:46:13,330 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:46:13,331 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-19 04:46:13,331 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-19 04:46:13,332 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:46:13,332 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-19 04:46:13,333 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-19 04:46:13,336 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-19 04:46:13,336 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:46:13,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:46:13,338 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:46:13,338 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:46:13,339 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:46:13,339 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:46:13,339 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:46:13,340 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:46:13,341 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:46:13,342 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:46:13,342 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:46:13,360 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:46:13,360 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:46:13,361 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:46:13,361 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:46:13,361 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:46:13,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:13,362 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:46:13,362 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:46:13,362 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:46:13,363 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-19 04:46:13,363 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:46:13,363 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:46:13,364 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:46:13,364 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:46:13,364 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 [2023-11-19 04:46:13,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:46:13,723 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:46:13,725 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:46:13,728 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:46:13,728 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:46:13,729 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2023-11-19 04:46:16,716 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:46:16,949 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:46:16,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2023-11-19 04:46:16,961 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data/9f4fe11e2/7238974cac1f46da95a64dbcdd184161/FLAG899767f79 [2023-11-19 04:46:16,982 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data/9f4fe11e2/7238974cac1f46da95a64dbcdd184161 [2023-11-19 04:46:16,992 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:46:16,994 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:46:16,995 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:16,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:46:17,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:46:17,004 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:16" (1/1) ... [2023-11-19 04:46:17,005 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b37dd57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:17, skipping insertion in model container [2023-11-19 04:46:17,006 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:16" (1/1) ... [2023-11-19 04:46:17,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:46:17,191 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:2254) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.standardfunctions.StandardFunctionHandler.translateStandardFunction(StandardFunctionHandler.java:245) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1484) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:269) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:728) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:284) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1427) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:222) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:234) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:383) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1510) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:157) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3408) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2429) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:133) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:191) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) 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) [2023-11-19 04:46:17,197 INFO L158 Benchmark]: Toolchain (without parser) took 202.02ms. Allocated memory is still 190.8MB. Free memory was 160.9MB in the beginning and 155.4MB in the end (delta: 5.5MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,197 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:46:17,198 INFO L158 Benchmark]: CACSL2BoogieTranslator took 199.59ms. Allocated memory is still 190.8MB. Free memory was 160.7MB in the beginning and 155.4MB in the end (delta: 5.3MB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2023-11-19 04:46:17,200 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 125.8MB. Free memory is still 98.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 199.59ms. Allocated memory is still 190.8MB. Free memory was 160.7MB in the beginning and 155.4MB in the end (delta: 5.3MB). Peak memory consumption was 8.6MB. 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: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/config/TaipanReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:46:19,546 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:46:19,670 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/config/svcomp-Overflow-32bit-Taipan_Bitvector.epf [2023-11-19 04:46:19,678 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:46:19,679 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 04:46:19,732 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:46:19,733 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 04:46:19,733 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 04:46:19,734 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:46:19,735 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 04:46:19,736 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-19 04:46:19,736 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-19 04:46:19,737 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-19 04:46:19,737 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-19 04:46:19,738 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-19 04:46:19,738 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-19 04:46:19,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:46:19,740 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:46:19,740 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:46:19,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:46:19,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:46:19,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:46:19,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:46:19,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:46:19,745 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:46:19,745 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:46:19,746 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:46:19,746 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:46:19,746 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:46:19,747 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:46:19,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:46:19,747 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:46:19,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:46:19,748 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 04:46:19,749 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 04:46:19,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:19,750 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:46:19,750 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:46:19,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:46:19,751 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:46:19,751 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:46:19,752 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:46:19,752 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-19 04:46:19,753 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:46:19,753 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> dba22d6df3d4e3652cbc5549e3bb451cd645bea6f6419ad67cf157d39a1c2871 [2023-11-19 04:46:20,176 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:46:20,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:46:20,215 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:46:20,216 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:46:20,219 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:46:20,220 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/../../sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2023-11-19 04:46:23,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:46:23,553 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:46:23,554 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/sv-benchmarks/c/nla-digbench-scaling/knuth_valuebound5.i [2023-11-19 04:46:23,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data/e0981813f/74a8b8179b6a49deb2fefffcbb3bb35f/FLAG20fba73cb [2023-11-19 04:46:23,579 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/data/e0981813f/74a8b8179b6a49deb2fefffcbb3bb35f [2023-11-19 04:46:23,582 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:46:23,584 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:46:23,585 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:23,585 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:46:23,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:46:23,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:23,592 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ca0b357 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23, skipping insertion in model container [2023-11-19 04:46:23,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:23,617 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:46:23,852 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:23,873 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:46:23,933 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:46:23,959 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:46:23,960 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23 WrapperNode [2023-11-19 04:46:23,960 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:46:23,961 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:23,961 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:46:23,962 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:46:23,968 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:23,993 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,021 INFO L138 Inliner]: procedures = 18, calls = 23, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2023-11-19 04:46:24,021 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:46:24,022 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:46:24,022 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:46:24,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:46:24,032 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,032 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,043 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,044 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,062 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,071 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,072 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,075 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:46:24,076 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:46:24,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:46:24,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:46:24,077 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (1/1) ... [2023-11-19 04:46:24,083 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 04:46:24,098 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/z3 [2023-11-19 04:46:24,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 04:46:24,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 04:46:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:46:24,156 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:46:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:46:24,157 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:46:24,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:46:24,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:46:24,158 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:46:24,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:46:24,245 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:46:24,247 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:46:27,106 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:46:27,115 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:46:27,116 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 04:46:27,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:27 BoogieIcfgContainer [2023-11-19 04:46:27,119 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:46:27,122 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 04:46:27,122 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 04:46:27,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 04:46:27,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 04:46:23" (1/3) ... [2023-11-19 04:46:27,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425ce374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:46:27, skipping insertion in model container [2023-11-19 04:46:27,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:46:23" (2/3) ... [2023-11-19 04:46:27,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425ce374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 04:46:27, skipping insertion in model container [2023-11-19 04:46:27,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:27" (3/3) ... [2023-11-19 04:46:27,129 INFO L112 eAbstractionObserver]: Analyzing ICFG knuth_valuebound5.i [2023-11-19 04:46:27,148 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 04:46:27,148 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-19 04:46:27,150 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@425ce374 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 04:46:27, skipping insertion in model container [2023-11-19 04:46:27,150 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 04:46:27,151 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 04:46:27,151 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 04:46:27,152 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 04:46:27,152 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:46:27" (3/3) ... [2023-11-19 04:46:27,154 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 04:46:27,159 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-19 04:46:27,160 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 04:46:27,164 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-11-19 04:46:27,165 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 04:46:27,165 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2023-11-19 04:46:27,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:46:27,166 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 04:46:27,260 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/witness.graphml [2023-11-19 04:46:27,260 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/witness.yml [2023-11-19 04:46:27,260 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 04:46:27,262 INFO L158 Benchmark]: Toolchain (without parser) took 3677.68ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 43.2MB in the end (delta: 16.1MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,262 INFO L158 Benchmark]: CDTParser took 2.16ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 59.2MB in the end (delta: 143.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 375.47ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 46.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.29ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,264 INFO L158 Benchmark]: Boogie Preprocessor took 53.47ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 42.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,264 INFO L158 Benchmark]: RCFGBuilder took 3043.22ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 51.2MB in the end (delta: -8.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,265 INFO L158 Benchmark]: TraceAbstraction took 28.55ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 48.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,265 INFO L158 Benchmark]: Witness Printer took 109.49ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 43.5MB in the end (delta: 4.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 04:46:27,268 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.16ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 59.2MB in the end (delta: 143.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 375.47ms. Allocated memory is still 83.9MB. Free memory was 59.3MB in the beginning and 46.5MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.29ms. Allocated memory is still 83.9MB. Free memory was 46.5MB in the beginning and 44.6MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.47ms. Allocated memory is still 83.9MB. Free memory was 44.6MB in the beginning and 42.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3043.22ms. Allocated memory is still 83.9MB. Free memory was 42.9MB in the beginning and 51.2MB in the end (delta: -8.3MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * TraceAbstraction took 28.55ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 48.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 109.49ms. Allocated memory is still 83.9MB. Free memory was 48.4MB in the beginning and 43.5MB in the end (delta: 4.9MB). 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! [2023-11-19 04:46:27,439 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e70c5dc3-d995-41f7-bc7f-15287a07c6db/bin/utaipan-verify-t7M7D8N6sZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE