./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.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_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/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_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/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_2b202f96-654c-458c-abae-138d56c56b5a/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 d925f1aaa578011e84cee59af464c9f4e53ab5dc54b7f9269f34505d8383253a --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:10:37,446 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:10:37,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-10-31 22:10:37,548 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:10:37,552 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:10:37,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:10:37,594 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:10:37,595 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:10:37,596 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:10:37,598 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:10:37,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:10:37,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:10:37,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:10:37,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:10:37,600 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:10:37,601 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:10:37,601 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:10:37,602 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:10:37,606 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-10-31 22:10:37,607 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-10-31 22:10:37,607 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-10-31 22:10:37,607 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:10:37,610 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-10-31 22:10:37,610 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:10:37,610 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-10-31 22:10:37,611 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:10:37,611 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:10:37,611 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:10:37,612 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:10:37,612 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:10:37,612 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:10:37,613 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:10:37,613 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:10:37,614 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:10:37,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:10:37,615 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:10:37,616 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:10:37,616 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:10:37,616 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:10:37,616 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_2b202f96-654c-458c-abae-138d56c56b5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d925f1aaa578011e84cee59af464c9f4e53ab5dc54b7f9269f34505d8383253a [2024-10-31 22:10:37,963 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:10:38,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:10:38,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:10:38,036 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:10:38,039 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:10:38,041 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c Unable to find full path for "g++" [2024-10-31 22:10:40,515 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:10:40,732 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:10:40,733 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/sv-benchmarks/c/termination-crafted/NestedRecursion_1a-2.c [2024-10-31 22:10:40,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/data/4a3db86ee/0500706cd52c4207b18055647a48aa52/FLAGf9a6def0a [2024-10-31 22:10:40,768 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/data/4a3db86ee/0500706cd52c4207b18055647a48aa52 [2024-10-31 22:10:40,772 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:10:40,776 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:10:40,780 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:10:40,781 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:10:40,788 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:10:40,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:10:40" (1/1) ... [2024-10-31 22:10:40,793 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75c2f996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:40, skipping insertion in model container [2024-10-31 22:10:40,793 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:10:40" (1/1) ... [2024-10-31 22:10:40,819 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:10:41,097 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:10:41,102 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:10:41,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:10:41,132 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:10:41,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41 WrapperNode [2024-10-31 22:10:41,133 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:10:41,134 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:10:41,135 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:10:41,135 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:10:41,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,148 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,163 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 12 [2024-10-31 22:10:41,164 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:10:41,165 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:10:41,165 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:10:41,165 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:10:41,178 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,178 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,179 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,191 INFO L175 MemorySlicer]: No memory access in input program. [2024-10-31 22:10:41,192 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,192 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,197 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,199 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,204 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:10:41,210 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:10:41,211 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:10:41,211 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:10:41,213 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (1/1) ... [2024-10-31 22:10:41,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:10:41,233 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:10:41,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:10:41,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:10:41,284 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2024-10-31 22:10:41,285 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2024-10-31 22:10:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2024-10-31 22:10:41,286 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2024-10-31 22:10:41,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:10:41,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:10:41,358 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:10:41,361 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:10:41,489 INFO L? ?]: Removed 5 outVars from TransFormulas that were not future-live. [2024-10-31 22:10:41,489 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:10:41,514 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:10:41,518 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-10-31 22:10:41,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:10:41 BoogieIcfgContainer [2024-10-31 22:10:41,522 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:10:41,524 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:10:41,524 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:10:41,528 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:10:41,536 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:10:40" (1/3) ... [2024-10-31 22:10:41,537 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397c71c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:10:41, skipping insertion in model container [2024-10-31 22:10:41,537 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:10:41" (2/3) ... [2024-10-31 22:10:41,538 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397c71c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:10:41, skipping insertion in model container [2024-10-31 22:10:41,538 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:10:41" (3/3) ... [2024-10-31 22:10:41,539 INFO L112 eAbstractionObserver]: Analyzing ICFG NestedRecursion_1a-2.c [2024-10-31 22:10:41,562 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:10:41,563 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2024-10-31 22:10:41,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@397c71c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 31.10 10:10:41, skipping insertion in model container [2024-10-31 22:10:41,566 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-31 22:10:41,582 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-31 22:10:41,583 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-31 22:10:41,583 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-31 22:10:41,583 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:10:41" (3/3) ... [2024-10-31 22:10:41,586 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-10-31 22:10:41,591 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2024-10-31 22:10:41,591 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2024-10-31 22:10:41,595 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-10-31 22:10:41,595 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-31 22:10:41,596 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-10-31 22:10:41,704 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/witness.graphml [2024-10-31 22:10:41,704 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/bin/uautomizer-verify-4GaUIPS5ZU/witness.yml [2024-10-31 22:10:41,704 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-31 22:10:41,706 INFO L158 Benchmark]: Toolchain (without parser) took 930.05ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 66.8MB in the beginning and 145.1MB in the end (delta: -78.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:10:41,707 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:10:41,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 353.91ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 66.7MB in the beginning and 149.6MB in the end (delta: -82.9MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. [2024-10-31 22:10:41,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.58ms. Allocated memory is still 182.5MB. Free memory was 149.6MB in the beginning and 148.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-31 22:10:41,709 INFO L158 Benchmark]: Boogie Preprocessor took 41.94ms. Allocated memory is still 182.5MB. Free memory was 148.4MB in the beginning and 146.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-31 22:10:41,709 INFO L158 Benchmark]: RCFGBuilder took 311.67ms. Allocated memory is still 182.5MB. Free memory was 146.5MB in the beginning and 152.4MB in the end (delta: -5.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. [2024-10-31 22:10:41,710 INFO L158 Benchmark]: TraceAbstraction took 42.51ms. Allocated memory is still 182.5MB. Free memory was 152.4MB in the beginning and 150.6MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:10:41,711 INFO L158 Benchmark]: Witness Printer took 121.99ms. Allocated memory is still 182.5MB. Free memory was 149.6MB in the beginning and 145.1MB in the end (delta: 4.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-31 22:10:41,714 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 130.0MB. Free memory is still 102.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 353.91ms. Allocated memory was 130.0MB in the beginning and 182.5MB in the end (delta: 52.4MB). Free memory was 66.7MB in the beginning and 149.6MB in the end (delta: -82.9MB). Peak memory consumption was 10.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.58ms. Allocated memory is still 182.5MB. Free memory was 149.6MB in the beginning and 148.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 41.94ms. Allocated memory is still 182.5MB. Free memory was 148.4MB in the beginning and 146.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 311.67ms. Allocated memory is still 182.5MB. Free memory was 146.5MB in the beginning and 152.4MB in the end (delta: -5.9MB). Peak memory consumption was 13.5MB. Max. memory is 16.1GB. * TraceAbstraction took 42.51ms. Allocated memory is still 182.5MB. Free memory was 152.4MB in the beginning and 150.6MB in the end (delta: 1.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 121.99ms. Allocated memory is still 182.5MB. Free memory was 149.6MB in the beginning and 145.1MB in the end (delta: 4.4MB). 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 22:10:41,747 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2b202f96-654c-458c-abae-138d56c56b5a/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