./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 e19ca921 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-dev-e19ca92 [2021-12-22 19:33:05,507 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:33:05,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:33:05,548 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:33:05,548 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:33:05,549 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:33:05,551 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:33:05,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:33:05,554 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:33:05,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:33:05,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:33:05,557 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:33:05,557 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:33:05,558 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:33:05,559 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:33:05,560 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:33:05,561 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:33:05,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:33:05,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:33:05,564 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:33:05,566 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:33:05,567 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:33:05,568 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:33:05,569 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:33:05,571 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:33:05,571 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:33:05,571 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:33:05,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:33:05,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:33:05,574 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:33:05,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:33:05,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:33:05,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:33:05,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:33:05,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:33:05,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:33:05,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:33:05,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:33:05,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:33:05,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:33:05,580 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:33:05,581 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-12-22 19:33:05,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:33:05,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:33:05,601 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:33:05,601 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:33:05,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:33:05,602 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:33:05,602 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:33:05,603 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:33:05,603 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:33:05,603 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:33:05,603 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:33:05,604 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:33:05,604 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:33:05,604 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 19:33:05,604 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:33:05,604 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 19:33:05,605 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-22 19:33:05,605 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 19:33:05,605 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:33:05,605 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 19:33:05,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:33:05,606 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:33:05,606 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:33:05,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:33:05,606 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:33:05,606 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:33:05,607 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 19:33:05,607 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 19:33:05,607 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 19:33:05,607 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 19:33:05,608 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:33:05,608 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 75a422495b0d341888d6fa4ea15996bc435989c8057f490725519b3804611bf5 [2021-12-22 19:33:05,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:33:05,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:33:05,855 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:33:05,856 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:33:05,857 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:33:05,858 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2021-12-22 19:33:05,922 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12dcf94e/82985415bd9b478a98866042314294f4/FLAG28acdb14a [2021-12-22 19:33:06,461 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:33:06,462 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-2.i [2021-12-22 19:33:06,483 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12dcf94e/82985415bd9b478a98866042314294f4/FLAG28acdb14a [2021-12-22 19:33:06,687 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b12dcf94e/82985415bd9b478a98866042314294f4 [2021-12-22 19:33:06,689 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:33:06,691 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:33:06,699 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:33:06,700 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:33:06,703 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:33:06,703 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:33:06" (1/1) ... [2021-12-22 19:33:06,705 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a6142 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:06, skipping insertion in model container [2021-12-22 19:33:06,705 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:33:06" (1/1) ... [2021-12-22 19:33:06,711 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:33:06,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:33:07,490 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-12-22 19:33:07,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7146c482 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:33:07, skipping insertion in model container [2021-12-22 19:33:07,490 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:33:07,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:33:07,492 INFO L158 Benchmark]: Toolchain (without parser) took 801.09ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 59.3MB in the end (delta: 345.9kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 19:33:07,493 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 51.2MB in the beginning and 51.2MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:33:07,494 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.35ms. Allocated memory is still 94.4MB. Free memory was 59.4MB in the beginning and 59.3MB in the end (delta: 129.2kB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 19:33:07,496 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 51.2MB in the beginning and 51.2MB in the end (delta: 70.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.35ms. Allocated memory is still 94.4MB. Free memory was 59.4MB in the beginning and 59.3MB in the end (delta: 129.2kB). Peak memory consumption was 12.6MB. 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