./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1d.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_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/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_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/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_43b78527-b4c7-412f-850b-01ce1e248cd4/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 9c9c032ca120503dfa93615a57a0bb47775014248f579f3a3fd38a4985b2298b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 21:58:37,967 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 21:58:38,068 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-10-31 21:58:38,075 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 21:58:38,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 21:58:38,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 21:58:38,114 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 21:58:38,114 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 21:58:38,115 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 21:58:38,115 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 21:58:38,116 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 21:58:38,117 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 21:58:38,117 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 21:58:38,119 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 21:58:38,119 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 21:58:38,120 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 21:58:38,120 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 21:58:38,120 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 21:58:38,124 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-31 21:58:38,124 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-31 21:58:38,124 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-31 21:58:38,125 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 21:58:38,125 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 21:58:38,126 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 21:58:38,126 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 21:58:38,126 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 21:58:38,127 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 21:58:38,127 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 21:58:38,127 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 21:58:38,128 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 21:58:38,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:38,128 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 21:58:38,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 21:58:38,129 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 21:58:38,130 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 21:58:38,130 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 21:58:38,130 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 21:58:38,131 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 21:58:38,131 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 21:58:38,131 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_43b78527-b4c7-412f-850b-01ce1e248cd4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9c9c032ca120503dfa93615a57a0bb47775014248f579f3a3fd38a4985b2298b [2024-10-31 21:58:38,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 21:58:38,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 21:58:38,486 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 21:58:38,489 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 21:58:38,490 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 21:58:38,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c Unable to find full path for "g++" [2024-10-31 21:58:40,692 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 21:58:40,890 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 21:58:40,891 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/sv-benchmarks/c/termination-crafted/NestedRecursion_1d.c [2024-10-31 21:58:40,901 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/data/88989c368/5f79c83bc0ee4cfa805d78c60b2922ac/FLAG4ed92e0d8 [2024-10-31 21:58:40,920 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/data/88989c368/5f79c83bc0ee4cfa805d78c60b2922ac [2024-10-31 21:58:40,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 21:58:40,928 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 21:58:40,930 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 21:58:40,930 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 21:58:40,939 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 21:58:40,940 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:58:40" (1/1) ... [2024-10-31 21:58:40,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cf3edfb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:40, skipping insertion in model container [2024-10-31 21:58:40,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 09:58:40" (1/1) ... [2024-10-31 21:58:40,984 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 21:58:41,238 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:58:41,250 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 21:58:41,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 21:58:41,287 INFO L204 MainTranslator]: Completed translation [2024-10-31 21:58:41,288 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41 WrapperNode [2024-10-31 21:58:41,288 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 21:58:41,289 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 21:58:41,290 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 21:58:41,290 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 21:58:41,299 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,306 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,330 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9 [2024-10-31 21:58:41,330 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 21:58:41,331 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 21:58:41,331 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 21:58:41,331 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 21:58:41,345 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,345 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,346 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,357 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 21:58:41,358 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,358 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,363 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,365 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,373 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 21:58:41,374 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 21:58:41,374 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 21:58:41,374 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 21:58:41,375 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (1/1) ... [2024-10-31 21:58:41,387 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 21:58:41,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 21:58:41,417 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 21:58:41,421 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 21:58:41,455 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2024-10-31 21:58:41,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2024-10-31 21:58:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2024-10-31 21:58:41,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2024-10-31 21:58:41,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 21:58:41,456 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 21:58:41,530 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 21:58:41,533 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 21:58:41,746 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-10-31 21:58:41,746 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 21:58:41,776 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 21:58:41,778 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 21:58:41,779 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:58:41 BoogieIcfgContainer [2024-10-31 21:58:41,779 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 21:58:41,790 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 21:58:41,791 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 21:58:41,796 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 21:58:41,797 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 09:58:40" (1/3) ... [2024-10-31 21:58:41,798 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20310f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:58:41, skipping insertion in model container [2024-10-31 21:58:41,799 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 09:58:41" (2/3) ... [2024-10-31 21:58:41,801 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20310f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 09:58:41, skipping insertion in model container [2024-10-31 21:58:41,801 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:58:41" (3/3) ... [2024-10-31 21:58:41,803 INFO L112 eAbstractionObserver]: Analyzing ICFG NestedRecursion_1d.c [2024-10-31 21:58:41,823 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 21:58:41,824 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-31 21:58:41,825 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20310f77 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 09:58:41, skipping insertion in model container [2024-10-31 21:58:41,826 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 21:58:41,828 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 21:58:41,829 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 21:58:41,829 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 21:58:41,831 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 09:58:41" (3/3) ... [2024-10-31 21:58:41,834 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 21:58:41,839 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2024-10-31 21:58:41,840 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2024-10-31 21:58:41,848 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-31 21:58:41,849 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-31 21:58:41,850 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-31 21:58:41,962 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 21:58:41,963 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 21:58:41,963 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 21:58:41,968 INFO L158 Benchmark]: Toolchain (without parser) took 1035.93ms. Allocated memory is still 169.9MB. Free memory was 128.2MB in the beginning and 97.4MB in the end (delta: 30.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,972 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.0MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 21:58:41,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.76ms. Allocated memory is still 169.9MB. Free memory was 128.2MB in the beginning and 117.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.90ms. Allocated memory is still 169.9MB. Free memory was 117.0MB in the beginning and 115.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,974 INFO L158 Benchmark]: Boogie Preprocessor took 42.23ms. Allocated memory is still 169.9MB. Free memory was 115.4MB in the beginning and 114.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,974 INFO L158 Benchmark]: RCFGBuilder took 405.24ms. Allocated memory is still 169.9MB. Free memory was 114.2MB in the beginning and 104.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,975 INFO L158 Benchmark]: TraceAbstraction took 35.76ms. Allocated memory is still 169.9MB. Free memory was 103.7MB in the beginning and 101.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,976 INFO L158 Benchmark]: Witness Printer took 135.17ms. Allocated memory is still 169.9MB. Free memory was 101.6MB in the beginning and 97.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 21:58:41,981 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 84.0MB in the end (delta: 28.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.76ms. Allocated memory is still 169.9MB. Free memory was 128.2MB in the beginning and 117.0MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.90ms. Allocated memory is still 169.9MB. Free memory was 117.0MB in the beginning and 115.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.23ms. Allocated memory is still 169.9MB. Free memory was 115.4MB in the beginning and 114.2MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 405.24ms. Allocated memory is still 169.9MB. Free memory was 114.2MB in the beginning and 104.5MB in the end (delta: 9.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 35.76ms. Allocated memory is still 169.9MB. Free memory was 103.7MB in the beginning and 101.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 135.17ms. Allocated memory is still 169.9MB. Free memory was 101.6MB in the beginning and 97.4MB 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 21:58:42,016 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_43b78527-b4c7-412f-850b-01ce1e248cd4/bin/uautomizer-verify-4GaUIPS5ZU/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