./Ultimate.py --spec /storage/repos/svcomp/c/properties/no-overflow.prp --file /storage/repos/svcomp/c/busybox-1.22.0/uniq_true-no-overflow_true-valid-memsafety.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 91b1670e Calling Ultimate with: 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 /storage/repos/svcomp/c/busybox-1.22.0/uniq_true-no-overflow_true-valid-memsafety.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 8ea6abbeafa1f0eba0673247414dde58d7abc711 ...................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 23:12:18,008 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 23:12:18,009 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 23:12:18,024 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 23:12:18,025 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 23:12:18,026 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 23:12:18,030 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 23:12:18,033 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 23:12:18,036 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 23:12:18,038 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 23:12:18,039 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 23:12:18,039 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 23:12:18,041 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 23:12:18,042 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 23:12:18,043 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 23:12:18,044 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 23:12:18,045 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 23:12:18,047 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 23:12:18,050 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 23:12:18,051 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 23:12:18,053 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 23:12:18,054 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 23:12:18,057 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 23:12:18,057 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 23:12:18,058 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 23:12:18,059 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 23:12:18,060 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 23:12:18,061 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 23:12:18,062 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 23:12:18,063 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 23:12:18,063 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 23:12:18,064 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 23:12:18,064 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 23:12:18,064 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 23:12:18,065 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 23:12:18,067 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 23:12:18,067 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2018-11-28 23:12:18,083 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 23:12:18,083 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 23:12:18,084 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 23:12:18,084 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 23:12:18,085 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 23:12:18,086 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 23:12:18,086 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 23:12:18,086 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 23:12:18,086 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-11-28 23:12:18,086 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 23:12:18,087 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 23:12:18,087 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 23:12:18,087 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 23:12:18,087 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 23:12:18,087 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-11-28 23:12:18,087 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 23:12:18,089 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 23:12:18,089 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 23:12:18,090 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 23:12:18,090 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 23:12:18,090 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 23:12:18,090 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 23:12:18,090 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 23:12:18,090 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 23:12:18,091 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 23:12:18,092 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 23:12:18,092 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 23:12:18,092 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 23:12:18,092 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 23:12:18,092 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 -> /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 -> 8ea6abbeafa1f0eba0673247414dde58d7abc711 [2018-11-28 23:12:18,129 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 23:12:18,144 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 23:12:18,149 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 23:12:18,151 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 23:12:18,151 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 23:12:18,152 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/busybox-1.22.0/uniq_true-no-overflow_true-valid-memsafety.i [2018-11-28 23:12:18,222 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09fb5cf07/57573b7e6db7423e860306d2060c9944/FLAGebe463bf5 [2018-11-28 23:12:19,054 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 23:12:19,055 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/busybox-1.22.0/uniq_true-no-overflow_true-valid-memsafety.i [2018-11-28 23:12:19,097 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09fb5cf07/57573b7e6db7423e860306d2060c9944/FLAGebe463bf5 [2018-11-28 23:12:19,518 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/09fb5cf07/57573b7e6db7423e860306d2060c9944 [2018-11-28 23:12:19,523 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 23:12:19,525 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 23:12:19,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 23:12:19,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 23:12:19,533 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 23:12:19,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:12:19" (1/1) ... [2018-11-28 23:12:19,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35ce973a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:12:19, skipping insertion in model container [2018-11-28 23:12:19,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 11:12:19" (1/1) ... [2018-11-28 23:12:19,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 23:12:19,657 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 23:12:21,128 ERROR L311 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2018-11-28 23:12:21,132 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@43d7108 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 11:12:21, skipping insertion in model container [2018-11-28 23:12:21,132 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 23:12:21,133 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-28 23:12:21,135 INFO L168 Benchmark]: Toolchain (without parser) took 1611.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:12:21,137 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 23:12:21,138 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1606.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. [2018-11-28 23:12:21,142 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1606.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -184.4 MB). Peak memory consumption was 55.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2490]: 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...