./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/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_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb0dadf0e8f232b05f9d0197df303d37d10164a820174c4773d99bdc295fe4aa --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 05:14:56,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 05:14:56,793 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-28 05:14:56,800 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 05:14:56,800 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 05:14:56,836 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 05:14:56,837 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 05:14:56,837 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 05:14:56,838 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 05:14:56,838 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 05:14:56,838 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 05:14:56,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 05:14:56,839 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 05:14:56,839 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 05:14:56,840 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 05:14:56,840 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 05:14:56,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 05:14:56,842 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 05:14:56,842 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 05:14:56,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 05:14:56,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 05:14:56,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 05:14:56,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 05:14:56,843 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 05:14:56,844 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:14:56,844 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 05:14:56,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 05:14:56,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 05:14:56,845 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 05:14:56,845 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_d4462e34-7601-4037-8c14-4cd64017b8c1/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 ! overflow) ) 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 -> bb0dadf0e8f232b05f9d0197df303d37d10164a820174c4773d99bdc295fe4aa [2024-11-28 05:14:57,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 05:14:57,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 05:14:57,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 05:14:57,230 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 05:14:57,230 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 05:14:57,232 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i [2024-11-28 05:15:00,152 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/data/b0f9ede34/44ca5df5a41f4e01b2c5f4b80283e24c/FLAG775feb4e0 [2024-11-28 05:15:00,448 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 05:15:00,453 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i [2024-11-28 05:15:00,472 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/data/b0f9ede34/44ca5df5a41f4e01b2c5f4b80283e24c/FLAG775feb4e0 [2024-11-28 05:15:00,505 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4462e34-7601-4037-8c14-4cd64017b8c1/bin/uautomizer-verify-aQ6SnzHsRB/data/b0f9ede34/44ca5df5a41f4e01b2c5f4b80283e24c [2024-11-28 05:15:00,508 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 05:15:00,510 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 05:15:00,511 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 05:15:00,511 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 05:15:00,516 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 05:15:00,518 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:15:00" (1/1) ... [2024-11-28 05:15:00,521 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1216daeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 05:15:00, skipping insertion in model container [2024-11-28 05:15:00,521 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 05:15:00" (1/1) ... [2024-11-28 05:15:00,538 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 05:15:00,725 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 05:15:06,951 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 05:15:06,970 INFO L210 PostProcessor]: Analyzing one entry point: main