./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/fold_true-no-overflow_true-valid-memsafety.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/fold_true-no-overflow_true-valid-memsafety.i -s /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 177a996a2e8eea91ee666fe35f5ed8191bd9afcd ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 23:23:58,567 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 23:23:58,568 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 23:23:58,574 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 23:23:58,574 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 23:23:58,575 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 23:23:58,576 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 23:23:58,577 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 23:23:58,579 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 23:23:58,579 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 23:23:58,580 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 23:23:58,580 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 23:23:58,581 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 23:23:58,582 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 23:23:58,583 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 23:23:58,584 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 23:23:58,584 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 23:23:58,586 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 23:23:58,588 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 23:23:58,589 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 23:23:58,590 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 23:23:58,590 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 23:23:58,592 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 23:23:58,592 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 23:23:58,593 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 23:23:58,594 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 23:23:58,595 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 23:23:58,595 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 23:23:58,596 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 23:23:58,597 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 23:23:58,597 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 23:23:58,597 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 23:23:58,598 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 23:23:58,598 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 23:23:58,598 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 23:23:58,600 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 23:23:58,600 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/config/svcomp-Overflow-64bit-Kojak_Default.epf [2018-11-22 23:23:58,611 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 23:23:58,611 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 23:23:58,612 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 23:23:58,612 INFO L133 SettingsManager]: * ... to procedures called more than once=ALWAYS [2018-11-22 23:23:58,612 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-22 23:23:58,612 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-22 23:23:58,613 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 23:23:58,613 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-22 23:23:58,613 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 23:23:58,613 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 23:23:58,613 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 23:23:58,613 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 23:23:58,614 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 23:23:58,614 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-22 23:23:58,614 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 23:23:58,614 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 23:23:58,614 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 23:23:58,614 INFO L131 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2018-11-22 23:23:58,614 INFO L133 SettingsManager]: * Timeout in seconds=1000000 [2018-11-22 23:23:58,615 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 23:23:58,615 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 23:23:58,615 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2018-11-22 23:23:58,615 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 23:23:58,615 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 23:23:58,615 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 23:23:58,615 INFO L133 SettingsManager]: * Trace refinement strategy=PENGUIN [2018-11-22 23:23:58,616 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 23:23:58,616 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 23:23:58,616 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak 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 -> Kojak 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 -> 177a996a2e8eea91ee666fe35f5ed8191bd9afcd [2018-11-22 23:23:58,639 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 23:23:58,646 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 23:23:58,648 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 23:23:58,649 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 23:23:58,649 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 23:23:58,650 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/../../sv-benchmarks/c/busybox-1.22.0/fold_true-no-overflow_true-valid-memsafety.i [2018-11-22 23:23:58,689 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/data/34715695f/b8ade99b9d50488096a7da6b6132804f/FLAGb62789add [2018-11-22 23:23:59,136 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 23:23:59,137 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/sv-benchmarks/c/busybox-1.22.0/fold_true-no-overflow_true-valid-memsafety.i [2018-11-22 23:23:59,153 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/data/34715695f/b8ade99b9d50488096a7da6b6132804f/FLAGb62789add [2018-11-22 23:23:59,163 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_2b1e02cb-31ce-4e29-b3e9-bc5a9c7ecdc4/bin-2019/ukojak/data/34715695f/b8ade99b9d50488096a7da6b6132804f [2018-11-22 23:23:59,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 23:23:59,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 23:23:59,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 23:23:59,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 23:23:59,169 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 23:23:59,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:59" (1/1) ... [2018-11-22 23:23:59,171 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d2b98e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:23:59, skipping insertion in model container [2018-11-22 23:23:59,171 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:23:59" (1/1) ... [2018-11-22 23:23:59,177 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 23:23:59,222 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 23:24:00,124 ERROR L311 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2018-11-22 23:24:00,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@544d22c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:00, skipping insertion in model container [2018-11-22 23:24:00,124 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 23:24:00,125 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-22 23:24:00,125 INFO L168 Benchmark]: Toolchain (without parser) took 959.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:24:00,127 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 23:24:00,127 INFO L168 Benchmark]: CACSL2BoogieTranslator took 957.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. [2018-11-22 23:24:00,129 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 957.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -179.8 MB). Peak memory consumption was 48.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2296]: 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...