./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1c.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/NestedRecursion_1c.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f5c626d5135dc189cbc332c41f07b76804a58f47ee910790099695b0d83f1587 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:47:54,114 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:47:54,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2024-11-13 23:47:54,197 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:47:54,198 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 23:47:54,241 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:47:54,244 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 23:47:54,244 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 23:47:54,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:47:54,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 23:47:54,246 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-13 23:47:54,246 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-13 23:47:54,246 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-13 23:47:54,246 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-13 23:47:54,248 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-13 23:47:54,248 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-13 23:47:54,248 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-13 23:47:54,249 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-13 23:47:54,249 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-13 23:47:54,249 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-13 23:47:54,249 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-13 23:47:54,249 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-13 23:47:54,250 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:47:54,250 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:47:54,250 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:47:54,251 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:47:54,251 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:47:54,251 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-13 23:47:54,252 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:47:54,252 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 23:47:54,252 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-13 23:47:54,252 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 23:47:54,252 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E 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 -> Taipan 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 -> f5c626d5135dc189cbc332c41f07b76804a58f47ee910790099695b0d83f1587 [2024-11-13 23:47:54,608 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:47:54,619 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:47:54,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:47:54,624 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:47:54,624 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:47:54,626 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/../../sv-benchmarks/c/termination-crafted/NestedRecursion_1c.c Unable to find full path for "g++" [2024-11-13 23:47:56,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:47:57,184 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:47:57,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/sv-benchmarks/c/termination-crafted/NestedRecursion_1c.c [2024-11-13 23:47:57,194 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/data/207ced656/fbbeed93709f41bab318fbf48fb819cb/FLAG72937e8c0 [2024-11-13 23:47:57,214 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/data/207ced656/fbbeed93709f41bab318fbf48fb819cb [2024-11-13 23:47:57,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:47:57,218 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:47:57,220 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:47:57,220 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:47:57,226 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:47:57,227 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,229 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43f2b86d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57, skipping insertion in model container [2024-11-13 23:47:57,229 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,269 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:47:57,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:47:57,483 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:47:57,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:47:57,522 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:47:57,523 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57 WrapperNode [2024-11-13 23:47:57,525 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:47:57,526 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:47:57,526 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:47:57,526 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:47:57,537 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,562 INFO L138 Inliner]: procedures = 6, calls = 8, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 9 [2024-11-13 23:47:57,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:47:57,564 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:47:57,564 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:47:57,564 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:47:57,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,574 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,581 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,586 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,588 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:47:57,589 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:47:57,589 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:47:57,589 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:47:57,593 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (1/1) ... [2024-11-13 23:47:57,607 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 23:47:57,626 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/z3 [2024-11-13 23:47:57,642 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 23:47:57,646 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 23:47:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure rec1 [2024-11-13 23:47:57,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rec1 [2024-11-13 23:47:57,680 INFO L130 BoogieDeclarations]: Found specification of procedure rec2 [2024-11-13 23:47:57,680 INFO L138 BoogieDeclarations]: Found implementation of procedure rec2 [2024-11-13 23:47:57,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:47:57,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:47:57,760 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:47:57,762 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:47:57,942 INFO L? ?]: Removed 4 outVars from TransFormulas that were not future-live. [2024-11-13 23:47:57,942 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:47:57,980 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:47:57,981 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-13 23:47:57,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:47:57 BoogieIcfgContainer [2024-11-13 23:47:57,981 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:47:57,990 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 23:47:57,990 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 23:47:57,999 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 23:47:57,999 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 11:47:57" (1/3) ... [2024-11-13 23:47:58,000 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61723fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:47:58, skipping insertion in model container [2024-11-13 23:47:58,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:47:57" (2/3) ... [2024-11-13 23:47:58,001 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61723fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 11:47:58, skipping insertion in model container [2024-11-13 23:47:58,001 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:47:57" (3/3) ... [2024-11-13 23:47:58,003 INFO L112 eAbstractionObserver]: Analyzing ICFG NestedRecursion_1c.c [2024-11-13 23:47:58,026 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 23:47:58,031 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG NestedRecursion_1c.c that has 3 procedures, 22 locations, 1 initial locations, 0 loop locations, and 0 error locations. [2024-11-13 23:47:58,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61723fed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 11:47:58, skipping insertion in model container [2024-11-13 23:47:58,034 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 23:47:58,035 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:47:58,035 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:47:58,035 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:47:58,038 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:47:57" (3/3) ... [2024-11-13 23:47:58,042 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 23:47:58,047 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec1 [2024-11-13 23:47:58,047 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure rec2 [2024-11-13 23:47:58,056 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2024-11-13 23:47:58,057 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 23:47:58,058 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-13 23:47:58,174 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/witness.graphml [2024-11-13 23:47:58,175 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/witness.yml [2024-11-13 23:47:58,175 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:47:58,180 INFO L158 Benchmark]: Toolchain (without parser) took 957.87ms. Allocated memory was 503.3MB in the beginning and 167.8MB in the end (delta: -335.5MB). Free memory was 466.3MB in the beginning and 102.1MB in the end (delta: 364.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:47:58,181 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:47:58,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 305.14ms. Allocated memory was 503.3MB in the beginning and 167.8MB in the end (delta: -335.5MB). Free memory was 465.9MB in the beginning and 120.6MB in the end (delta: 345.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:47:58,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.12ms. Allocated memory is still 167.8MB. Free memory was 120.6MB in the beginning and 119.7MB in the end (delta: 951.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:47:58,182 INFO L158 Benchmark]: Boogie Preprocessor took 24.12ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 119.0MB in the end (delta: 659.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:47:58,183 INFO L158 Benchmark]: RCFGBuilder took 392.76ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 109.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:47:58,183 INFO L158 Benchmark]: TraceAbstraction took 43.71ms. Allocated memory is still 167.8MB. Free memory was 108.4MB in the beginning and 106.2MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:47:58,184 INFO L158 Benchmark]: Witness Printer took 140.29ms. Allocated memory is still 167.8MB. Free memory was 106.2MB in the beginning and 102.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:47:58,189 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46ms. Allocated memory is still 167.8MB. Free memory is still 103.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 305.14ms. Allocated memory was 503.3MB in the beginning and 167.8MB in the end (delta: -335.5MB). Free memory was 465.9MB in the beginning and 120.6MB in the end (delta: 345.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.12ms. Allocated memory is still 167.8MB. Free memory was 120.6MB in the beginning and 119.7MB in the end (delta: 951.9kB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.12ms. Allocated memory is still 167.8MB. Free memory was 119.7MB in the beginning and 119.0MB in the end (delta: 659.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 392.76ms. Allocated memory is still 167.8MB. Free memory was 119.0MB in the beginning and 109.0MB in the end (delta: 10.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 43.71ms. Allocated memory is still 167.8MB. Free memory was 108.4MB in the beginning and 106.2MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 140.29ms. Allocated memory is still 167.8MB. Free memory was 106.2MB in the beginning and 102.1MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2024-11-13 23:47:58,231 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2cd2e20b-7795-42e6-b2ce-336472761102/bin/utaipan-verify-sOmjnqqW8E/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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