./Ultimate.py --spec /storage/repos/svcomp/c/properties/no-overflow.prp --file /storage/repos/svcomp/c/busybox-1.22.0/expand_false-no-overflow.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0ed9222f 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/expand_false-no-overflow.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 96f309d1e4ec9bb6a094931e74f421fdf0ebfeab .................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-0ed9222-m [2019-01-14 01:58:55,219 INFO L170 SettingsManager]: Resetting all preferences to default values... [2019-01-14 01:58:55,221 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2019-01-14 01:58:55,234 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-01-14 01:58:55,234 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-01-14 01:58:55,235 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-01-14 01:58:55,237 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-01-14 01:58:55,239 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2019-01-14 01:58:55,241 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-01-14 01:58:55,242 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-01-14 01:58:55,243 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-01-14 01:58:55,243 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-01-14 01:58:55,244 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-01-14 01:58:55,246 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-01-14 01:58:55,247 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-01-14 01:58:55,248 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-01-14 01:58:55,249 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-01-14 01:58:55,251 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-01-14 01:58:55,254 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2019-01-14 01:58:55,255 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-01-14 01:58:55,256 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-01-14 01:58:55,258 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-01-14 01:58:55,261 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-01-14 01:58:55,261 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-01-14 01:58:55,261 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-01-14 01:58:55,263 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-01-14 01:58:55,268 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-01-14 01:58:55,269 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-01-14 01:58:55,269 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2019-01-14 01:58:55,271 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-01-14 01:58:55,271 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2019-01-14 01:58:55,273 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-01-14 01:58:55,273 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-01-14 01:58:55,273 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2019-01-14 01:58:55,274 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2019-01-14 01:58:55,276 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2019-01-14 01:58:55,277 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-01-14 01:58:55,305 INFO L110 SettingsManager]: Loading preferences was successful [2019-01-14 01:58:55,306 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2019-01-14 01:58:55,307 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-01-14 01:58:55,309 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2019-01-14 01:58:55,309 INFO L133 SettingsManager]: * Use SBE=true [2019-01-14 01:58:55,309 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-01-14 01:58:55,309 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-01-14 01:58:55,310 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2019-01-14 01:58:55,311 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2019-01-14 01:58:55,311 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-01-14 01:58:55,311 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-01-14 01:58:55,311 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-01-14 01:58:55,311 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2019-01-14 01:58:55,311 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2019-01-14 01:58:55,312 INFO L133 SettingsManager]: * Use constant arrays=true [2019-01-14 01:58:55,312 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-01-14 01:58:55,313 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-01-14 01:58:55,313 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-01-14 01:58:55,313 INFO L133 SettingsManager]: * To the following directory=./dump/ [2019-01-14 01:58:55,313 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2019-01-14 01:58:55,313 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-01-14 01:58:55,314 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-01-14 01:58:55,316 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-01-14 01:58:55,316 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-01-14 01:58:55,316 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2019-01-14 01:58:55,316 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-01-14 01:58:55,317 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-01-14 01:58:55,317 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 -> 96f309d1e4ec9bb6a094931e74f421fdf0ebfeab [2019-01-14 01:58:55,383 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-01-14 01:58:55,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-01-14 01:58:55,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-01-14 01:58:55,405 INFO L271 PluginConnector]: Initializing CDTParser... [2019-01-14 01:58:55,406 INFO L276 PluginConnector]: CDTParser initialized [2019-01-14 01:58:55,406 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/busybox-1.22.0/expand_false-no-overflow.i [2019-01-14 01:58:55,477 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed39e155c/300723546d1c44cc94861e61b001e774/FLAG64742f031 [2019-01-14 01:58:56,191 INFO L307 CDTParser]: Found 1 translation units. [2019-01-14 01:58:56,191 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/busybox-1.22.0/expand_false-no-overflow.i [2019-01-14 01:58:56,221 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed39e155c/300723546d1c44cc94861e61b001e774/FLAG64742f031 [2019-01-14 01:58:56,307 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ed39e155c/300723546d1c44cc94861e61b001e774 [2019-01-14 01:58:56,311 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-01-14 01:58:56,313 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-01-14 01:58:56,314 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-01-14 01:58:56,314 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-01-14 01:58:56,318 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2019-01-14 01:58:56,319 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 01:58:56" (1/1) ... [2019-01-14 01:58:56,322 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3addf927 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:58:56, skipping insertion in model container [2019-01-14 01:58:56,322 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.01 01:58:56" (1/1) ... [2019-01-14 01:58:56,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-01-14 01:58:56,423 INFO L176 MainTranslator]: Built tables and reachable declarations [2019-01-14 01:58:58,096 ERROR L311 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-01-14 01:58:58,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3fb59284 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.01 01:58:58, skipping insertion in model container [2019-01-14 01:58:58,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-01-14 01:58:58,097 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-01-14 01:58:58,098 INFO L168 Benchmark]: Toolchain (without parser) took 1786.29 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2019-01-14 01:58:58,102 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-01-14 01:58:58,103 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1783.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. [2019-01-14 01:58:58,109 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1783.05 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 125.3 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -161.4 MB). Peak memory consumption was 65.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2320]: 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...