./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg --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 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 ................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/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 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:22:01,168 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:22:01,170 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:22:01,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:22:01,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:22:01,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:22:01,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:22:01,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:22:01,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:22:01,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:22:01,243 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:22:01,245 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:22:01,245 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:22:01,255 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:22:01,261 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:22:01,266 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:22:01,267 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:22:01,268 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:22:01,270 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:22:01,272 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:22:01,274 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:22:01,276 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:22:01,279 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:22:01,279 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:22:01,287 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:22:01,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:22:01,288 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:22:01,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:22:01,290 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:22:01,291 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:22:01,292 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:22:01,293 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:22:01,294 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:22:01,295 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:22:01,297 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:22:01,297 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:22:01,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:22:01,298 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:22:01,298 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:22:01,299 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:22:01,300 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:22:01,301 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-28 09:22:01,343 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:22:01,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:22:01,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:22:01,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:22:01,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:22:01,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:22:01,346 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:22:01,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:22:01,347 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-28 09:22:01,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:22:01,348 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:22:01,348 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:22:01,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:22:01,349 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:22:01,349 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-28 09:22:01,349 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:22:01,349 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:22:01,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:22:01,350 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:22:01,350 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:22:01,350 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:22:01,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:22:01,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:22:01,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:22:01,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:22:01,351 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:22:01,351 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:22:01,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:22:01,351 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:22:01,353 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_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 64b70d709fcf91425b4d924aa16c47bf27caac0bca27c95a63838e54a803b231 [2021-10-28 09:22:01,612 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:22:01,644 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:22:01,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:22:01,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:22:01,649 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:22:01,650 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2021-10-28 09:22:01,706 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/data/9780175d6/2e655ca5ee36498ea391725ed6f64a1a/FLAG370bb4fe9 [2021-10-28 09:22:02,393 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:22:02,393 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/sv-benchmarks/c/busybox-1.22.0/uniq-1.i [2021-10-28 09:22:02,431 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/data/9780175d6/2e655ca5ee36498ea391725ed6f64a1a/FLAG370bb4fe9 [2021-10-28 09:22:02,530 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39eebe05-6884-4365-b263-9e69b28f1450/bin/uautomizer-UnR33cPsHg/data/9780175d6/2e655ca5ee36498ea391725ed6f64a1a [2021-10-28 09:22:02,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:22:02,533 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:22:02,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:02,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:22:02,543 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:22:02,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:02" (1/1) ... [2021-10-28 09:22:02,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@373aba07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:02, skipping insertion in model container [2021-10-28 09:22:02,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:22:02" (1/1) ... [2021-10-28 09:22:02,553 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:22:02,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:22:03,801 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 [2021-10-28 09:22:03,802 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@58c79b50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:22:03, skipping insertion in model container [2021-10-28 09:22:03,802 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:22:03,803 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-28 09:22:03,806 INFO L168 Benchmark]: Toolchain (without parser) took 1270.65 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 54.4 MB in the beginning and 81.1 MB in the end (delta: -26.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:03,807 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory was 76.7 MB in the beginning and 76.6 MB in the end (delta: 65.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:22:03,809 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1265.37 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 54.2 MB in the beginning and 81.1 MB in the end (delta: -26.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:22:03,811 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 98.6 MB. Free memory was 76.7 MB in the beginning and 76.6 MB in the end (delta: 65.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1265.37 ms. Allocated memory was 98.6 MB in the beginning and 125.8 MB in the end (delta: 27.3 MB). Free memory was 54.2 MB in the beginning and 81.1 MB in the end (delta: -26.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: 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...