./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/sleep-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/busybox-1.22.0/sleep-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 d503a1518b9daec13655a3f1d8cf9cca6896bbeb ................................................................................................................................ Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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-20ed64e [2021-08-27 11:41:26,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 11:41:26,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 11:41:26,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 11:41:26,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 11:41:26,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 11:41:26,728 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 11:41:26,733 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 11:41:26,735 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 11:41:26,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 11:41:26,741 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 11:41:26,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 11:41:26,745 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 11:41:26,747 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 11:41:26,749 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 11:41:26,752 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 11:41:26,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 11:41:26,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 11:41:26,759 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 11:41:26,764 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 11:41:26,766 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 11:41:26,767 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 11:41:26,768 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 11:41:26,770 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 11:41:26,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 11:41:26,776 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 11:41:26,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 11:41:26,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 11:41:26,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 11:41:26,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 11:41:26,779 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 11:41:26,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 11:41:26,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 11:41:26,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 11:41:26,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 11:41:26,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 11:41:26,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 11:41:26,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 11:41:26,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 11:41:26,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 11:41:26,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 11:41:26,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-08-27 11:41:26,826 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 11:41:26,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 11:41:26,827 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 11:41:26,828 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 11:41:26,829 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 11:41:26,830 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 11:41:26,830 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 11:41:26,830 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 11:41:26,831 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 11:41:26,831 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 11:41:26,832 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 11:41:26,832 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 11:41:26,832 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 11:41:26,832 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 11:41:26,832 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 11:41:26,833 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 11:41:26,833 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 11:41:26,833 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 11:41:26,833 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 11:41:26,833 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 11:41:26,834 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 11:41:26,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:41:26,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 11:41:26,834 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 11:41:26,835 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 11:41:26,835 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 11:41:26,835 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 11:41:26,835 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 11:41:26,835 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 11:41:26,836 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d503a1518b9daec13655a3f1d8cf9cca6896bbeb [2021-08-27 11:41:27,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 11:41:27,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 11:41:27,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 11:41:27,202 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 11:41:27,203 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 11:41:27,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2021-08-27 11:41:27,277 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7dfd72f/530304cd38274c34a6101362b68b3200/FLAG3ac02e359 [2021-08-27 11:41:27,872 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 11:41:27,873 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sleep-2.i [2021-08-27 11:41:27,907 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7dfd72f/530304cd38274c34a6101362b68b3200/FLAG3ac02e359 [2021-08-27 11:41:28,097 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fa7dfd72f/530304cd38274c34a6101362b68b3200 [2021-08-27 11:41:28,100 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 11:41:28,102 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 11:41:28,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 11:41:28,105 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 11:41:28,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 11:41:28,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:41:28" (1/1) ... [2021-08-27 11:41:28,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33a3a568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:41:28, skipping insertion in model container [2021-08-27 11:41:28,112 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:41:28" (1/1) ... [2021-08-27 11:41:28,126 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 11:41:28,190 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 11:41:29,061 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 [2021-08-27 11:41:29,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7d4cfce6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:41:29, skipping insertion in model container [2021-08-27 11:41:29,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 11:41:29,063 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 11:41:29,065 INFO L168 Benchmark]: Toolchain (without parser) took 961.49 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 27.1 MB in the beginning and 36.8 MB in the end (delta: -9.7 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-08-27 11:41:29,065 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 54.5 MB. Free memory was 36.4 MB in the beginning and 36.3 MB in the end (delta: 36.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:41:29,066 INFO L168 Benchmark]: CACSL2BoogieTranslator took 957.25 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.8 MB in the beginning and 36.8 MB in the end (delta: -10.0 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. [2021-08-27 11:41:29,068 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 54.5 MB. Free memory was 36.4 MB in the beginning and 36.3 MB in the end (delta: 36.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 957.25 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 26.8 MB in the beginning and 36.8 MB in the end (delta: -10.0 MB). Peak memory consumption was 4.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2673]: 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...