./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-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/echo-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 a8b7368da50990494bce9e04a2b527367400a6ef .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 22:22:44,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-16 22:22:44,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-16 22:22:44,146 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-16 22:22:44,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-16 22:22:44,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-16 22:22:44,153 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-16 22:22:44,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-16 22:22:44,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-16 22:22:44,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-16 22:22:44,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-16 22:22:44,202 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-16 22:22:44,202 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-16 22:22:44,206 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-16 22:22:44,210 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-16 22:22:44,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-16 22:22:44,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-16 22:22:44,220 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-16 22:22:44,226 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-16 22:22:44,232 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-16 22:22:44,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-16 22:22:44,249 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-16 22:22:44,253 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-16 22:22:44,255 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-16 22:22:44,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-16 22:22:44,264 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-16 22:22:44,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-16 22:22:44,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-16 22:22:44,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-16 22:22:44,273 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-16 22:22:44,273 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-16 22:22:44,274 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-16 22:22:44,275 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-16 22:22:44,278 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-16 22:22:44,282 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-16 22:22:44,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-16 22:22:44,284 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-16 22:22:44,286 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-16 22:22:44,286 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-16 22:22:44,290 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-16 22:22:44,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-16 22:22:44,293 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-16 22:22:44,331 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-16 22:22:44,333 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-16 22:22:44,338 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-16 22:22:44,339 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-16 22:22:44,339 INFO L138 SettingsManager]: * Use SBE=true [2019-11-16 22:22:44,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-16 22:22:44,340 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-16 22:22:44,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-16 22:22:44,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-16 22:22:44,343 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-16 22:22:44,344 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-16 22:22:44,344 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-16 22:22:44,345 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-16 22:22:44,345 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-16 22:22:44,346 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-16 22:22:44,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-16 22:22:44,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-16 22:22:44,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-16 22:22:44,349 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-16 22:22:44,349 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-16 22:22:44,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-16 22:22:44,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-16 22:22:44,351 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-16 22:22:44,351 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-16 22:22:44,353 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-16 22:22:44,353 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-16 22:22:44,353 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-16 22:22:44,354 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 -> a8b7368da50990494bce9e04a2b527367400a6ef [2019-11-16 22:22:44,926 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-16 22:22:44,954 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-16 22:22:44,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-16 22:22:44,968 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-16 22:22:44,969 INFO L275 PluginConnector]: CDTParser initialized [2019-11-16 22:22:44,972 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-2.i [2019-11-16 22:22:45,124 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9869f66/7addf25b84c644ca9c093220b1b3c5c7/FLAG5a348d506 [2019-11-16 22:22:46,574 INFO L306 CDTParser]: Found 1 translation units. [2019-11-16 22:22:46,576 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-2.i [2019-11-16 22:22:46,633 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9869f66/7addf25b84c644ca9c093220b1b3c5c7/FLAG5a348d506 [2019-11-16 22:22:46,773 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4b9869f66/7addf25b84c644ca9c093220b1b3c5c7 [2019-11-16 22:22:46,779 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-16 22:22:46,781 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-16 22:22:46,790 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-16 22:22:46,790 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-16 22:22:46,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-16 22:22:46,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:22:46" (1/1) ... [2019-11-16 22:22:46,799 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714d3c1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:46, skipping insertion in model container [2019-11-16 22:22:46,800 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:22:46" (1/1) ... [2019-11-16 22:22:46,815 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-16 22:22:46,979 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-16 22:22:49,635 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-16 22:22:49,638 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3c5e75d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:22:49, skipping insertion in model container [2019-11-16 22:22:49,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-16 22:22:49,641 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-16 22:22:49,648 INFO L168 Benchmark]: Toolchain (without parser) took 2862.15 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:22:49,651 INFO L168 Benchmark]: CDTParser took 0.81 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-16 22:22:49,657 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2850.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-16 22:22:49,662 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.81 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 2850.57 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 972.5 MB in the end (delta: -10.8 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2516]: 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...