./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/seq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c6eb4584 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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/seq-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 07626b06ed10204bb11dcc7fece3a84ddf01f3a9 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-c6eb458-m [2019-11-16 22:22:53,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:22:53,799 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:22:53,826 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:22:53,828 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:22:53,830 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:22:53,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:22:53,857 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:22:53,862 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:22:53,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:22:53,870 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:22:53,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:22:53,878 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:22:53,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:22:53,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:22:53,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:22:53,893 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:22:53,899 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:22:53,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:22:53,912 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:22:53,920 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:22:53,927 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:22:53,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:22:53,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:22:53,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:22:53,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:22:53,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:22:53,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:22:53,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:22:53,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:22:53,952 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:22:53,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:22:53,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:22:53,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:22:53,961 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:22:53,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:22:53,966 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:22:53,967 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:22:53,967 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:22:53,968 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:22:53,972 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:22:53,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-16 22:22:54,012 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:22:54,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:22:54,018 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:22:54,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:22:54,019 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:22:54,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:22:54,021 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:22:54,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:22:54,023 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:22:54,023 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:22:54,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:22:54,024 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:22:54,024 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-16 22:22:54,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:22:54,028 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:22:54,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:22:54,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:22:54,029 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:22:54,029 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:22:54,029 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:22:54,030 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:22:54,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:22:54,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:22:54,034 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:22:54,034 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:22:54,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:22:54,035 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:22:54,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> 07626b06ed10204bb11dcc7fece3a84ddf01f3a9 [2019-11-16 22:22:54,628 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:22:54,655 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:22:54,665 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:22:54,667 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:22:54,670 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:22:54,671 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-2.i [2019-11-16 22:22:54,834 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c2c66311/5a67b9beabd44e28b32b6a6b9f911412/FLAGbbf77392e [2019-11-16 22:22:56,400 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:22:56,406 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-2.i [2019-11-16 22:22:56,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c2c66311/5a67b9beabd44e28b32b6a6b9f911412/FLAGbbf77392e [2019-11-16 22:22:56,530 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5c2c66311/5a67b9beabd44e28b32b6a6b9f911412 [2019-11-16 22:22:56,538 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:22:56,543 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:22:56,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:22:56,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:22:56,559 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:22:56,560 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:22:56" (1/1) ... [2019-11-16 22:22:56,566 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@538d3140 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:56, skipping insertion in model container [2019-11-16 22:22:56,569 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:22:56" (1/1) ... [2019-11-16 22:22:56,590 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:22:56,755 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:22:59,380 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2019-11-16 22:22:59,382 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28cf8dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:59, skipping insertion in model container [2019-11-16 22:22:59,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:22:59,385 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-16 22:22:59,392 INFO L168 Benchmark]: Toolchain (without parser) took 2845.18 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 978.3 MB in the end (delta: -22.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:22:59,393 INFO L168 Benchmark]: CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:22:59,399 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2837.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 978.3 MB in the end (delta: -22.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. [2019-11-16 22:22:59,403 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2837.89 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 956.0 MB in the beginning and 978.3 MB in the end (delta: -22.3 MB). Peak memory consumption was 27.9 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2522]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...