./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 791161d1 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/chgrp-incomplete-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 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-23 13:40:14,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 13:40:14,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 13:40:14,138 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 13:40:14,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 13:40:14,140 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 13:40:14,142 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 13:40:14,143 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 13:40:14,145 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 13:40:14,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 13:40:14,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 13:40:14,151 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 13:40:14,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 13:40:14,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 13:40:14,154 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 13:40:14,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 13:40:14,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 13:40:14,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 13:40:14,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 13:40:14,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 13:40:14,166 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 13:40:14,167 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 13:40:14,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 13:40:14,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 13:40:14,169 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 13:40:14,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 13:40:14,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 13:40:14,172 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 13:40:14,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 13:40:14,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 13:40:14,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 13:40:14,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 13:40:14,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 13:40:14,175 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 13:40:14,176 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 13:40:14,176 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 13:40:14,177 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 13:40:14,177 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 13:40:14,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 13:40:14,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 13:40:14,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 13:40:14,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 13:40:14,180 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2022-07-23 13:40:14,203 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 13:40:14,203 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 13:40:14,204 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 13:40:14,204 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 13:40:14,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 13:40:14,204 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 13:40:14,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 13:40:14,205 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 13:40:14,205 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 13:40:14,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 13:40:14,206 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 13:40:14,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 13:40:14,206 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 13:40:14,206 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 13:40:14,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 13:40:14,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 13:40:14,207 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-07-23 13:40:14,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 13:40:14,207 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 13:40:14,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 13:40:14,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 13:40:14,208 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 13:40:14,208 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 13:40:14,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 13:40:14,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 13:40:14,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 13:40:14,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 13:40:14,209 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 13:40:14,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 13:40:14,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 13:40:14,209 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2022-07-23 13:40:14,405 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 13:40:14,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 13:40:14,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 13:40:14,423 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 13:40:14,423 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 13:40:14,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-07-23 13:40:14,488 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a275c8291/123b9bda85d147e5985cf454d4814531/FLAG26e0d9713 [2022-07-23 13:40:14,963 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 13:40:14,964 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2022-07-23 13:40:14,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a275c8291/123b9bda85d147e5985cf454d4814531/FLAG26e0d9713 [2022-07-23 13:40:15,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a275c8291/123b9bda85d147e5985cf454d4814531 [2022-07-23 13:40:15,511 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 13:40:15,512 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 13:40:15,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 13:40:15,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 13:40:15,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 13:40:15,518 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:40:15" (1/1) ... [2022-07-23 13:40:15,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ed08a70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:40:15, skipping insertion in model container [2022-07-23 13:40:15,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:40:15" (1/1) ... [2022-07-23 13:40:15,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 13:40:15,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 13:40:16,087 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-23 13:40:16,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4f67b38c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:40:16, skipping insertion in model container [2022-07-23 13:40:16,088 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 13:40:16,088 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 13:40:16,090 INFO L158 Benchmark]: Toolchain (without parser) took 577.31ms. Allocated memory is still 109.1MB. Free memory was 75.4MB in the beginning and 73.2MB in the end (delta: 2.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-23 13:40:16,091 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 13:40:16,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 575.77ms. Allocated memory is still 109.1MB. Free memory was 75.2MB in the beginning and 73.2MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-07-23 13:40:16,093 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 109.1MB. Free memory was 64.3MB in the beginning and 64.3MB in the end (delta: 51.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 575.77ms. Allocated memory is still 109.1MB. Free memory was 75.2MB in the beginning and 73.2MB in the end (delta: 2.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- 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