./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fc6cfc9bc139db752e72885619d5342f9725bf67cec8b7ca9da9022c75c17b44 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:14:51,580 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:14:51,658 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-10-31 22:14:51,662 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:14:51,663 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:14:51,685 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:14:51,686 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:14:51,686 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:14:51,687 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:14:51,687 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:14:51,688 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:14:51,688 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:14:51,689 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:14:51,689 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:14:51,690 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:14:51,690 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:14:51,691 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:14:51,691 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:14:51,691 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-31 22:14:51,692 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-31 22:14:51,692 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-31 22:14:51,693 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:14:51,693 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:14:51,693 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:14:51,694 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:14:51,694 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:14:51,694 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:14:51,695 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:14:51,695 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:14:51,696 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:14:51,696 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:51,696 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:14:51,697 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:14:51,697 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:14:51,697 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:14:51,698 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:14:51,698 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:14:51,698 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:14:51,698 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:14:51,699 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc6cfc9bc139db752e72885619d5342f9725bf67cec8b7ca9da9022c75c17b44 [2024-10-31 22:14:51,983 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:14:52,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:14:52,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:14:52,024 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:14:52,024 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:14:52,026 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c Unable to find full path for "g++" [2024-10-31 22:14:54,172 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:14:54,413 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:14:54,416 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/sv-benchmarks/c/termination-crafted/RecursiveNonterminating-1.c [2024-10-31 22:14:54,425 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/data/d5e32ae57/8b526702e75841bb9db142fa16367477/FLAGea559ae86 [2024-10-31 22:14:54,445 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/data/d5e32ae57/8b526702e75841bb9db142fa16367477 [2024-10-31 22:14:54,449 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:14:54,451 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:14:54,452 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:54,452 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:14:54,459 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:14:54,460 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cc11b78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54, skipping insertion in model container [2024-10-31 22:14:54,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,485 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:14:54,661 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:54,669 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:14:54,682 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:14:54,703 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:14:54,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54 WrapperNode [2024-10-31 22:14:54,704 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:14:54,705 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:54,705 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:14:54,706 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:14:54,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,719 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,740 INFO L138 Inliner]: procedures = 5, calls = 4, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-10-31 22:14:54,740 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:14:54,742 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:14:54,742 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:14:54,743 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:14:54,754 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,754 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,755 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,763 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:14:54,763 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,763 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,765 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,769 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,770 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,776 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:14:54,777 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:14:54,777 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:14:54,777 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:14:54,778 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (1/1) ... [2024-10-31 22:14:54,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:14:54,802 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:14:54,819 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:14:54,824 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:14:54,863 INFO L130 BoogieDeclarations]: Found specification of procedure rec [2024-10-31 22:14:54,863 INFO L138 BoogieDeclarations]: Found implementation of procedure rec [2024-10-31 22:14:54,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:14:54,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:14:54,941 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:14:54,944 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:14:55,074 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-10-31 22:14:55,074 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:14:55,094 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:14:55,094 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:14:55,095 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:55 BoogieIcfgContainer [2024-10-31 22:14:55,096 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:14:55,099 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:14:55,099 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:14:55,102 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:14:55,103 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:14:54" (1/3) ... [2024-10-31 22:14:55,105 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1400aa50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:55, skipping insertion in model container [2024-10-31 22:14:55,105 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:14:54" (2/3) ... [2024-10-31 22:14:55,106 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1400aa50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:14:55, skipping insertion in model container [2024-10-31 22:14:55,106 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:55" (3/3) ... [2024-10-31 22:14:55,107 INFO L112 eAbstractionObserver]: Analyzing ICFG RecursiveNonterminating-1.c [2024-10-31 22:14:55,127 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:14:55,127 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-31 22:14:55,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1400aa50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:14:55, skipping insertion in model container [2024-10-31 22:14:55,131 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:14:55,133 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:14:55,133 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:14:55,134 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:14:55,134 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:14:55" (3/3) ... [2024-10-31 22:14:55,137 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:14:55,143 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec [2024-10-31 22:14:55,149 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-31 22:14:55,149 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-10-31 22:14:55,150 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-31 22:14:55,248 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:14:55,248 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:14:55,248 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:14:55,251 INFO L158 Benchmark]: Toolchain (without parser) took 798.58ms. Allocated memory is still 140.5MB. Free memory was 111.6MB in the beginning and 81.8MB in the end (delta: 29.8MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-10-31 22:14:55,251 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:14:55,252 INFO L158 Benchmark]: CACSL2BoogieTranslator took 252.16ms. Allocated memory is still 140.5MB. Free memory was 111.3MB in the beginning and 100.1MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 22:14:55,259 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.25ms. Allocated memory is still 140.5MB. Free memory was 100.1MB in the beginning and 98.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:14:55,259 INFO L158 Benchmark]: Boogie Preprocessor took 33.82ms. Allocated memory is still 140.5MB. Free memory was 98.9MB in the beginning and 97.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:14:55,260 INFO L158 Benchmark]: RCFGBuilder took 319.36ms. Allocated memory is still 140.5MB. Free memory was 97.3MB in the beginning and 88.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 22:14:55,260 INFO L158 Benchmark]: TraceAbstraction took 32.46ms. Allocated memory is still 140.5MB. Free memory was 87.8MB in the beginning and 86.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:14:55,261 INFO L158 Benchmark]: Witness Printer took 115.21ms. Allocated memory is still 140.5MB. Free memory was 86.1MB in the beginning and 81.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:14:55,266 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 102.8MB. Free memory is still 62.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 252.16ms. Allocated memory is still 140.5MB. Free memory was 111.3MB in the beginning and 100.1MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.25ms. Allocated memory is still 140.5MB. Free memory was 100.1MB in the beginning and 98.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 33.82ms. Allocated memory is still 140.5MB. Free memory was 98.9MB in the beginning and 97.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 319.36ms. Allocated memory is still 140.5MB. Free memory was 97.3MB in the beginning and 88.4MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 32.46ms. Allocated memory is still 140.5MB. Free memory was 87.8MB in the beginning and 86.1MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 115.21ms. Allocated memory is still 140.5MB. Free memory was 86.1MB in the beginning and 81.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-10-31 22:14:55,296 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2ba67d90-6ee1-49f6-ab2a-f7ff9f587f15/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE