./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/loops/heavy-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/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_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/loops/heavy-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/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 32bit --witnessprinter.graph.data.programhash 26cfb5016cc2fdf76245f73dcfd6db92bad09f670b983fa3e94b365d8471a941 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:59:38,553 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:59:38,648 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-DerefFreeMemtrack-32bit-Automizer_Default.epf [2024-11-28 02:59:38,654 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:59:38,655 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:59:38,682 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:59:38,684 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:59:38,684 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:59:38,684 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:59:38,685 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:59:38,685 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:59:38,685 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:59:38,685 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:59:38,686 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:59:38,687 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:59:38,687 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-28 02:59:38,688 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:59:38,689 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:59:38,689 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 02:59:38,689 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 02:59:38,689 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:59:38,689 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:59:38,689 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:59:38,690 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:59:38,690 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:59:38,691 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:59:38,691 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:59:38,692 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_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26cfb5016cc2fdf76245f73dcfd6db92bad09f670b983fa3e94b365d8471a941 [2024-11-28 02:59:39,058 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:59:39,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:59:39,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:59:39,081 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:59:39,082 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:59:39,083 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/loops/heavy-2.c [2024-11-28 02:59:42,304 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/data/bf9c4dba5/621258ffdbd0402590c805fd2f0d9332/FLAG7905d7a2b [2024-11-28 02:59:42,566 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:59:42,567 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/sv-benchmarks/c/loops/heavy-2.c [2024-11-28 02:59:42,580 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/data/bf9c4dba5/621258ffdbd0402590c805fd2f0d9332/FLAG7905d7a2b [2024-11-28 02:59:42,598 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f5e113e-f75b-4a4f-8e6c-4e1b971dd2f4/bin/uautomizer-verify-aQ6SnzHsRB/data/bf9c4dba5/621258ffdbd0402590c805fd2f0d9332 [2024-11-28 02:59:42,600 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:59:42,602 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:59:42,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:59:42,603 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:59:42,610 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:59:42,611 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,614 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6105c26a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:42, skipping insertion in model container [2024-11-28 02:59:42,614 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:59:42" (1/1) ... [2024-11-28 02:59:42,629 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:59:42,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:59:47,958 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:59:47,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:59:55,996 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:59:55,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:55 WrapperNode [2024-11-28 02:59:55,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:59:55,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:59:55,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:59:55,999 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:59:56,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:55" (1/1) ... [2024-11-28 03:00:05,900 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:59:55" (1/1) ...