./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/tac-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3 --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 2500e1e04f250e1bb8d5beb8f83aeb17f6afb11e ................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/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-5709675 [2021-10-15 19:45:11,311 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-15 19:45:11,314 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-15 19:45:11,348 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-15 19:45:11,348 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-15 19:45:11,350 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-15 19:45:11,352 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-15 19:45:11,355 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-15 19:45:11,358 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-15 19:45:11,359 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-15 19:45:11,361 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-15 19:45:11,363 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-15 19:45:11,364 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-15 19:45:11,365 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-15 19:45:11,367 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-15 19:45:11,369 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-15 19:45:11,371 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-15 19:45:11,372 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-15 19:45:11,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-15 19:45:11,378 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-15 19:45:11,381 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-15 19:45:11,387 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-15 19:45:11,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-15 19:45:11,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-15 19:45:11,399 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-15 19:45:11,404 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-15 19:45:11,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-15 19:45:11,405 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-15 19:45:11,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-15 19:45:11,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-15 19:45:11,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-15 19:45:11,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-15 19:45:11,413 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-15 19:45:11,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-15 19:45:11,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-15 19:45:11,417 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-15 19:45:11,418 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-15 19:45:11,418 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-15 19:45:11,419 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-15 19:45:11,420 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-15 19:45:11,420 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-15 19:45:11,422 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-10-15 19:45:11,465 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-15 19:45:11,465 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-15 19:45:11,466 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-15 19:45:11,466 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-15 19:45:11,475 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-15 19:45:11,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-15 19:45:11,476 INFO L138 SettingsManager]: * Use SBE=true [2021-10-15 19:45:11,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-15 19:45:11,477 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-15 19:45:11,477 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-15 19:45:11,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-15 19:45:11,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-15 19:45:11,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-15 19:45:11,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-15 19:45:11,480 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-15 19:45:11,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-15 19:45:11,480 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-15 19:45:11,480 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-15 19:45:11,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-15 19:45:11,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-15 19:45:11,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-15 19:45:11,481 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-15 19:45:11,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-15 19:45:11,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-15 19:45:11,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-15 19:45:11,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-15 19:45:11,483 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-15 19:45:11,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-15 19:45:11,483 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-15 19:45:11,485 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_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2500e1e04f250e1bb8d5beb8f83aeb17f6afb11e [2021-10-15 19:45:11,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-15 19:45:11,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-15 19:45:11,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-15 19:45:11,898 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-15 19:45:11,900 INFO L275 PluginConnector]: CDTParser initialized [2021-10-15 19:45:11,901 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/../../sv-benchmarks/c/busybox-1.22.0/tac-2.i [2021-10-15 19:45:11,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/data/6deeaca12/4907aa08b5f845939b09c164ed026614/FLAGc4ae286ac [2021-10-15 19:45:12,770 INFO L306 CDTParser]: Found 1 translation units. [2021-10-15 19:45:12,770 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/sv-benchmarks/c/busybox-1.22.0/tac-2.i [2021-10-15 19:45:12,827 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/data/6deeaca12/4907aa08b5f845939b09c164ed026614/FLAGc4ae286ac [2021-10-15 19:45:13,334 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ea06daf1-d7c6-4624-9383-6597f90ef9e1/bin/uautomizer-hJ6jxDFKc3/data/6deeaca12/4907aa08b5f845939b09c164ed026614 [2021-10-15 19:45:13,336 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-15 19:45:13,338 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-15 19:45:13,339 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-15 19:45:13,340 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-15 19:45:13,343 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-15 19:45:13,344 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:45:13" (1/1) ... [2021-10-15 19:45:13,346 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72cb0911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:13, skipping insertion in model container [2021-10-15 19:45:13,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.10 07:45:13" (1/1) ... [2021-10-15 19:45:13,353 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-15 19:45:13,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-15 19:45:14,660 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-10-15 19:45:14,661 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f83fff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.10 07:45:14, skipping insertion in model container [2021-10-15 19:45:14,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-15 19:45:14,662 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-15 19:45:14,664 INFO L168 Benchmark]: Toolchain (without parser) took 1324.62 ms. Allocated memory was 83.9 MB in the beginning and 127.9 MB in the end (delta: 44.0 MB). Free memory was 60.9 MB in the beginning and 89.1 MB in the end (delta: -28.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:14,665 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory is still 64.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-15 19:45:14,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1322.13 ms. Allocated memory was 83.9 MB in the beginning and 127.9 MB in the end (delta: 44.0 MB). Free memory was 60.9 MB in the beginning and 89.1 MB in the end (delta: -28.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-10-15 19:45:14,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 83.9 MB. Free memory is still 64.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1322.13 ms. Allocated memory was 83.9 MB in the beginning and 127.9 MB in the end (delta: 44.0 MB). Free memory was 60.9 MB in the beginning and 89.1 MB in the end (delta: -28.2 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...