./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/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_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/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_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --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 03:22:55,822 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 03:22:55,910 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-28 03:22:55,916 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 03:22:55,916 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 03:22:55,952 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 03:22:55,952 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 03:22:55,953 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 03:22:55,953 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 03:22:55,953 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 03:22:55,953 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 03:22:55,953 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 03:22:55,955 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 03:22:55,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 03:22:55,956 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 03:22:55,957 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 03:22:55,957 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 03:22:55,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 03:22:55,958 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 03:22:55,959 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:22:55,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:22:55,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 03:22:55,960 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 03:22:55,961 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 03:22:55,961 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 03:22:55,961 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 03:22:55,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 03:22:55,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 03:22:55,961 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 03:22:55,961 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 03:22:55,962 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 03:22:55,962 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 03:22:55,962 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 03:22:55,962 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 03:22:55,962 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 03:22:55,962 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 03:22:55,962 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_15e80126-6210-43d0-b5ac-453eb2bff89e/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 ! call(reach_error())) ) 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 03:22:56,300 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 03:22:56,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 03:22:56,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 03:22:56,314 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 03:22:56,314 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 03:22:56,316 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i [2024-11-28 03:22:59,287 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/data/3803b65b6/852e6ef0330345fd815f3afe076780cd/FLAGe7d5dac69 [2024-11-28 03:22:59,583 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 03:22:59,584 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i [2024-11-28 03:22:59,594 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/data/3803b65b6/852e6ef0330345fd815f3afe076780cd/FLAGe7d5dac69 [2024-11-28 03:22:59,853 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/bin/uautomizer-verify-aQ6SnzHsRB/data/3803b65b6/852e6ef0330345fd815f3afe076780cd [2024-11-28 03:22:59,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 03:22:59,858 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 03:22:59,859 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 03:22:59,859 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 03:22:59,864 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 03:22:59,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:22:59" (1/1) ... [2024-11-28 03:22:59,865 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@500e7c70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:22:59, skipping insertion in model container [2024-11-28 03:22:59,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:22:59" (1/1) ... [2024-11-28 03:22:59,882 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 03:23:00,078 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i[813,826] [2024-11-28 03:23:00,106 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 03:23:06,735 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 03:23:06,749 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_15e80126-6210-43d0-b5ac-453eb2bff89e/sv-benchmarks/c/array-lopstr16/partial_lesser_bound.i[813,826] [2024-11-28 03:23:06,758 INFO L210 PostProcessor]: Analyzing one entry point: main