./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU --witnessprinter.witness.filename witness.graphml --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 64bit --witnessprinter.graph.data.programhash a2d313545e3ff640d0e31c08cfe964a588d855085838acddd73791016cac8046 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:12:28,145 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:12:28,149 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:12:28,206 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:12:28,207 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:12:28,211 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:12:28,213 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:12:28,218 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:12:28,220 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:12:28,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:12:28,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:12:28,229 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:12:28,230 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:12:28,232 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:12:28,235 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:12:28,240 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:12:28,241 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:12:28,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:12:28,245 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:12:28,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:12:28,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:12:28,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:12:28,261 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:12:28,262 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:12:28,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:12:28,275 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:12:28,275 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:12:28,278 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:12:28,278 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:12:28,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:12:28,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:12:28,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:12:28,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:12:28,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:12:28,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:12:28,287 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:12:28,288 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:12:28,288 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:12:28,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:12:28,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:12:28,290 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:12:28,291 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-11-02 22:12:28,336 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:12:28,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:12:28,337 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:12:28,337 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:12:28,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:12:28,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:12:28,339 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:12:28,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:12:28,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 22:12:28,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:12:28,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:12:28,342 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:12:28,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:12:28,342 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:12:28,342 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-02 22:12:28,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:12:28,343 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:12:28,343 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:12:28,343 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:12:28,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:12:28,344 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:12:28,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:12:28,344 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:12:28,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:12:28,345 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:12:28,345 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:12:28,345 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:12:28,345 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:12:28,346 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:12:28,346 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a2d313545e3ff640d0e31c08cfe964a588d855085838acddd73791016cac8046 [2021-11-02 22:12:28,654 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:12:28,677 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:12:28,679 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:12:28,681 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:12:28,682 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:12:28,683 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/busybox-1.22.0/seq-2.i [2021-11-02 22:12:28,759 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/data/99057d0dc/31eb7b3ffdc24ef589aeaa7abc64a22d/FLAG0d2dd6fff [2021-11-02 22:12:29,607 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:12:29,611 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/sv-benchmarks/c/busybox-1.22.0/seq-2.i [2021-11-02 22:12:29,653 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/data/99057d0dc/31eb7b3ffdc24ef589aeaa7abc64a22d/FLAG0d2dd6fff [2021-11-02 22:12:29,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/data/99057d0dc/31eb7b3ffdc24ef589aeaa7abc64a22d [2021-11-02 22:12:29,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:12:29,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:12:29,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:12:29,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:12:29,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:12:29,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:12:29" (1/1) ... [2021-11-02 22:12:29,699 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fedba04 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:12:29, skipping insertion in model container [2021-11-02 22:12:29,699 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:12:29" (1/1) ... [2021-11-02 22:12:29,712 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:12:29,821 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:12:31,294 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2021-11-02 22:12:31,295 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3275672a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:12:31, skipping insertion in model container [2021-11-02 22:12:31,295 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:12:31,296 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-02 22:12:31,299 INFO L168 Benchmark]: Toolchain (without parser) took 1611.07 ms. Allocated memory is still 117.4 MB. Free memory was 79.8 MB in the beginning and 76.2 MB in the end (delta: 3.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:12:31,300 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 43.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:12:31,302 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1603.50 ms. Allocated memory is still 117.4 MB. Free memory was 79.6 MB in the beginning and 76.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-02 22:12:31,304 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 86.0 MB. Free memory is still 43.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1603.50 ms. Allocated memory is still 117.4 MB. Free memory was 79.6 MB in the beginning and 76.2 MB in the end (delta: 3.4 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_05db6b25-5ca9-4a8a-af41-79a03ff3076d/bin/uautomizer-tBqnrhUYjU/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN