./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 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/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-dev-20ed64e [2021-08-27 11:40:58,937 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 11:40:58,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 11:40:58,977 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 11:40:58,978 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 11:40:58,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 11:40:58,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 11:40:58,986 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 11:40:58,988 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 11:40:58,992 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 11:40:58,993 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 11:40:58,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 11:40:58,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 11:40:58,999 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 11:40:59,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 11:40:59,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 11:40:59,005 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 11:40:59,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 11:40:59,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 11:40:59,013 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 11:40:59,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 11:40:59,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 11:40:59,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 11:40:59,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 11:40:59,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 11:40:59,023 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 11:40:59,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 11:40:59,025 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 11:40:59,025 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 11:40:59,026 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 11:40:59,026 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 11:40:59,027 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 11:40:59,028 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 11:40:59,028 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 11:40:59,029 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 11:40:59,030 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 11:40:59,030 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 11:40:59,030 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 11:40:59,031 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 11:40:59,032 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 11:40:59,032 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 11:40:59,033 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-08-27 11:40:59,067 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 11:40:59,068 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 11:40:59,069 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 11:40:59,069 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 11:40:59,070 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 11:40:59,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 11:40:59,071 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 11:40:59,071 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 11:40:59,071 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 11:40:59,071 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 11:40:59,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 11:40:59,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-27 11:40:59,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 11:40:59,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-27 11:40:59,072 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-08-27 11:40:59,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-27 11:40:59,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 11:40:59,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-27 11:40:59,073 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 11:40:59,073 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 11:40:59,073 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 11:40:59,073 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 11:40:59,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 11:40:59,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 11:40:59,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-27 11:40:59,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 11:40:59,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 11:40:59,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-27 11:40:59,081 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 11:40:59,081 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2021-08-27 11:40:59,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 11:40:59,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 11:40:59,367 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 11:40:59,368 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 11:40:59,369 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 11:40:59,369 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-08-27 11:40:59,441 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee47ccd6/2ee278d062b647868a1db90a83b03e70/FLAG81050ebea [2021-08-27 11:41:00,013 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 11:41:00,013 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-08-27 11:41:00,033 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee47ccd6/2ee278d062b647868a1db90a83b03e70/FLAG81050ebea [2021-08-27 11:41:00,241 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7ee47ccd6/2ee278d062b647868a1db90a83b03e70 [2021-08-27 11:41:00,244 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 11:41:00,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-27 11:41:00,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 11:41:00,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 11:41:00,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 11:41:00,252 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:41:00" (1/1) ... [2021-08-27 11:41:00,253 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ddb3a02 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:41:00, skipping insertion in model container [2021-08-27 11:41:00,253 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 11:41:00" (1/1) ... [2021-08-27 11:41:00,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 11:41:00,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 11:41:01,172 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-08-27 11:41:01,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6bb2bd47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 11:41:01, skipping insertion in model container [2021-08-27 11:41:01,173 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 11:41:01,174 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-08-27 11:41:01,176 INFO L168 Benchmark]: Toolchain (without parser) took 929.45 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 42.3 MB in the beginning and 58.9 MB in the end (delta: -16.6 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. [2021-08-27 11:41:01,178 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 65.0 MB. Free memory is still 47.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 11:41:01,179 INFO L168 Benchmark]: CACSL2BoogieTranslator took 925.63 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 42.1 MB in the beginning and 58.9 MB in the end (delta: -16.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. [2021-08-27 11:41:01,181 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 65.0 MB. Free memory is still 47.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 925.63 ms. Allocated memory was 65.0 MB in the beginning and 79.7 MB in the end (delta: 14.7 MB). Free memory was 42.1 MB in the beginning and 58.9 MB in the end (delta: -16.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. * 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...