./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5fbdf5bf 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/expand-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 79fa1dd2429b579130ba2962571ac2d8152c8e35 ................................................................................................................................ 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-wip.dd.seqcomp-5fbdf5b [2021-08-30 23:01:34,735 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 23:01:34,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 23:01:34,767 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 23:01:34,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 23:01:34,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 23:01:34,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 23:01:34,774 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 23:01:34,776 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 23:01:34,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 23:01:34,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 23:01:34,781 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 23:01:34,781 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 23:01:34,783 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 23:01:34,784 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 23:01:34,788 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 23:01:34,789 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 23:01:34,790 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 23:01:34,791 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 23:01:34,795 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 23:01:34,796 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 23:01:34,797 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 23:01:34,798 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 23:01:34,799 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 23:01:34,804 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 23:01:34,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 23:01:34,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 23:01:34,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 23:01:34,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 23:01:34,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 23:01:34,815 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 23:01:34,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 23:01:34,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 23:01:34,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 23:01:34,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 23:01:34,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 23:01:34,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 23:01:34,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 23:01:34,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 23:01:34,820 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 23:01:34,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 23:01:34,823 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-08-30 23:01:34,851 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 23:01:34,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 23:01:34,852 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 23:01:34,852 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 23:01:34,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 23:01:34,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 23:01:34,854 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 23:01:34,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 23:01:34,855 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 23:01:34,855 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 23:01:34,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 23:01:34,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-30 23:01:34,856 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 23:01:34,856 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-30 23:01:34,856 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-30 23:01:34,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-30 23:01:34,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 23:01:34,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-30 23:01:34,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 23:01:34,857 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 23:01:34,857 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 23:01:34,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 23:01:34,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 23:01:34,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 23:01:34,858 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-30 23:01:34,858 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 23:01:34,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 23:01:34,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-30 23:01:34,858 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 23:01:34,858 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2021-08-30 23:01:35,091 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 23:01:35,105 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 23:01:35,106 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 23:01:35,107 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 23:01:35,108 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 23:01:35,108 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-08-30 23:01:35,152 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ee78343/be83ab0c402b4d5d925252412b6420ec/FLAGdc2a61c6b [2021-08-30 23:01:35,691 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 23:01:35,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-08-30 23:01:35,715 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ee78343/be83ab0c402b4d5d925252412b6420ec/FLAGdc2a61c6b [2021-08-30 23:01:36,187 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c3ee78343/be83ab0c402b4d5d925252412b6420ec [2021-08-30 23:01:36,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 23:01:36,189 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-30 23:01:36,190 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 23:01:36,190 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 23:01:36,193 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 23:01:36,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 11:01:36" (1/1) ... [2021-08-30 23:01:36,194 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b405b0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:01:36, skipping insertion in model container [2021-08-30 23:01:36,194 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 11:01:36" (1/1) ... [2021-08-30 23:01:36,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 23:01:36,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 23:01:36,855 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-08-30 23:01:36,856 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b47d22d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 11:01:36, skipping insertion in model container [2021-08-30 23:01:36,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 23:01:36,856 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-30 23:01:36,858 INFO L158 Benchmark]: Toolchain (without parser) took 667.94ms. Allocated memory is still 62.9MB. Free memory was 37.1MB in the beginning and 40.1MB in the end (delta: -3.0MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-08-30 23:01:36,859 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 32.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 23:01:36,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 666.16ms. Allocated memory is still 62.9MB. Free memory was 36.8MB in the beginning and 40.1MB in the end (delta: -3.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2021-08-30 23:01:36,861 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 62.9MB. Free memory was 43.5MB in the beginning and 43.4MB in the end (delta: 32.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 666.16ms. Allocated memory is still 62.9MB. Free memory was 36.8MB in the beginning and 40.1MB in the end (delta: -3.2MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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...