./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-crafted/2Nested-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-crafted/2Nested-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB --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 98e3578cd96fe8b8eee528450509f182c2f5e45fbe2813a1c7e5d95c43606358 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:39:24,942 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:39:25,031 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2024-11-28 02:39:25,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:39:25,040 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:39:25,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:39:25,081 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:39:25,081 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:39:25,082 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:39:25,082 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:39:25,083 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:39:25,083 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:39:25,084 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:39:25,084 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:39:25,084 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:39:25,085 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:39:25,085 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:39:25,085 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:39:25,085 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 02:39:25,085 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 02:39:25,086 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 02:39:25,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:39:25,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:39:25,086 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:39:25,086 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:39:25,086 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:39:25,086 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:39:25,087 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:39:25,087 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:39:25,087 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:39:25,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:39:25,087 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:39:25,088 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:39:25,088 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:39:25,088 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:39:25,088 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:39:25,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:39:25,089 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 98e3578cd96fe8b8eee528450509f182c2f5e45fbe2813a1c7e5d95c43606358 [2024-11-28 02:39:25,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:39:25,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:39:25,436 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:39:25,438 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:39:25,438 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:39:25,439 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/termination-crafted/2Nested-1.c [2024-11-28 02:39:28,374 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/data/15e1fb9ea/8d97a4dd3582460c9910a28d621b78bd/FLAGcba9a6abb [2024-11-28 02:39:28,671 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:39:28,671 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/sv-benchmarks/c/termination-crafted/2Nested-1.c [2024-11-28 02:39:28,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/data/15e1fb9ea/8d97a4dd3582460c9910a28d621b78bd/FLAGcba9a6abb [2024-11-28 02:39:28,744 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/data/15e1fb9ea/8d97a4dd3582460c9910a28d621b78bd [2024-11-28 02:39:28,751 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:39:28,756 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:39:28,757 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:39:28,757 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:39:28,762 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:39:28,763 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:28,765 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53fe699e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28, skipping insertion in model container [2024-11-28 02:39:28,767 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:28,782 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:39:28,946 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:39:28,951 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:39:28,963 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:39:28,977 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:39:28,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28 WrapperNode [2024-11-28 02:39:28,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:39:28,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:39:28,980 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:39:28,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:39:28,988 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:28,991 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,011 INFO L138 Inliner]: procedures = 4, calls = 2, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 28 [2024-11-28 02:39:29,012 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:39:29,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:39:29,014 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:39:29,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:39:29,024 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,026 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,032 INFO L175 MemorySlicer]: No memory access in input program. [2024-11-28 02:39:29,032 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,033 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,035 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,036 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,042 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:39:29,045 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:39:29,048 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:39:29,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:39:29,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (1/1) ... [2024-11-28 02:39:29,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:39:29,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:39:29,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:39:29,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:39:29,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:39:29,130 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:39:29,195 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:39:29,197 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:39:29,287 INFO L? ?]: Removed 6 outVars from TransFormulas that were not future-live. [2024-11-28 02:39:29,287 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:39:29,301 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:39:29,301 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-28 02:39:29,302 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:39:29 BoogieIcfgContainer [2024-11-28 02:39:29,302 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:39:29,304 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:39:29,304 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:39:29,309 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:39:29,310 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:39:28" (1/3) ... [2024-11-28 02:39:29,310 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d2e260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:39:29, skipping insertion in model container [2024-11-28 02:39:29,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:39:28" (2/3) ... [2024-11-28 02:39:29,311 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d2e260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:39:29, skipping insertion in model container [2024-11-28 02:39:29,311 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:39:29" (3/3) ... [2024-11-28 02:39:29,314 INFO L128 eAbstractionObserver]: Analyzing ICFG 2Nested-1.c [2024-11-28 02:39:29,330 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:39:29,332 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG 2Nested-1.c that has 1 procedures, 11 locations, 1 initial locations, 1 loop locations, and 0 error locations. [2024-11-28 02:39:29,333 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@51d2e260 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:39:29, skipping insertion in model container [2024-11-28 02:39:29,333 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:39:29,335 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:39:29,335 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:39:29,336 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:39:29,336 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:39:29" (3/3) ... [2024-11-28 02:39:29,339 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:39:29,350 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-28 02:39:29,350 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 02:39:29,351 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 02:39:29,438 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:39:29,439 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:39:29,439 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:39:29,441 INFO L158 Benchmark]: Toolchain (without parser) took 687.90ms. Allocated memory is still 117.4MB. Free memory was 93.7MB in the beginning and 65.8MB in the end (delta: 27.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:39:29,444 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:39:29,445 INFO L158 Benchmark]: CACSL2BoogieTranslator took 221.15ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 83.7MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:39:29,445 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.05ms. Allocated memory is still 117.4MB. Free memory was 83.7MB in the beginning and 82.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:39:29,445 INFO L158 Benchmark]: Boogie Preprocessor took 31.16ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.9MB in the end (delta: 716.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:39:29,446 INFO L158 Benchmark]: RCFGBuilder took 256.93ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 72.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:39:29,446 INFO L158 Benchmark]: TraceAbstraction took 29.06ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 70.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:39:29,446 INFO L158 Benchmark]: Witness Printer took 104.56ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 65.8MB in the end (delta: 4.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:39:29,449 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 221.15ms. Allocated memory is still 117.4MB. Free memory was 93.3MB in the beginning and 83.7MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.05ms. Allocated memory is still 117.4MB. Free memory was 83.7MB in the beginning and 82.6MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.16ms. Allocated memory is still 117.4MB. Free memory was 82.6MB in the beginning and 81.9MB in the end (delta: 716.3kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 256.93ms. Allocated memory is still 117.4MB. Free memory was 81.5MB in the beginning and 72.6MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 29.06ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 70.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Witness Printer took 104.56ms. Allocated memory is still 117.4MB. Free memory was 70.0MB in the beginning and 65.8MB in the end (delta: 4.3MB). 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! [2024-11-28 02:39:29,468 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68c7e198-70db-4ea7-a756-8cd5e72a1ad3/bin/uautomizer-verify-aQ6SnzHsRB/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