./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 47b0bc17 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/expand-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 37472fee323a215e498757280459fe839d9ea958 --cacsl2boogietranslator.adapt.memory.model.on.pointer.casts.if.necessary true ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-47b0bc1 [2019-11-20 23:50:04,300 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 23:50:04,303 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 23:50:04,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 23:50:04,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 23:50:04,342 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 23:50:04,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 23:50:04,371 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 23:50:04,375 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 23:50:04,382 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 23:50:04,384 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 23:50:04,388 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 23:50:04,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 23:50:04,396 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 23:50:04,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 23:50:04,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 23:50:04,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 23:50:04,406 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 23:50:04,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 23:50:04,424 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 23:50:04,433 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 23:50:04,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 23:50:04,441 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 23:50:04,446 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 23:50:04,454 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 23:50:04,454 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 23:50:04,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 23:50:04,458 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 23:50:04,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 23:50:04,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 23:50:04,462 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 23:50:04,463 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 23:50:04,465 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 23:50:04,468 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 23:50:04,470 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 23:50:04,473 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 23:50:04,474 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 23:50:04,474 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 23:50:04,475 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 23:50:04,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 23:50:04,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 23:50:04,481 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-20 23:50:04,522 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 23:50:04,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 23:50:04,525 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 23:50:04,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 23:50:04,529 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 23:50:04,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 23:50:04,530 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 23:50:04,530 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 23:50:04,530 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 23:50:04,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 23:50:04,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 23:50:04,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 23:50:04,532 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-20 23:50:04,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 23:50:04,533 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 23:50:04,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 23:50:04,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 23:50:04,535 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 23:50:04,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 23:50:04,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 23:50:04,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 23:50:04,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 23:50:04,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 23:50:04,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 23:50:04,539 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 23:50:04,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 23:50:04,541 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 23:50:04,541 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 -> 37472fee323a215e498757280459fe839d9ea958 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Adapt memory model on pointer casts if necessary -> true [2019-11-20 23:50:05,140 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 23:50:05,173 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 23:50:05,179 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 23:50:05,183 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 23:50:05,185 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 23:50:05,186 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-11-20 23:50:05,336 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d022efd6f/bc7d1b5c69484fe88b04ccae67959f71/FLAGd274d5c62 [2019-11-20 23:50:06,918 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 23:50:06,919 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2019-11-20 23:50:06,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d022efd6f/bc7d1b5c69484fe88b04ccae67959f71/FLAGd274d5c62 [2019-11-20 23:50:07,040 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d022efd6f/bc7d1b5c69484fe88b04ccae67959f71 [2019-11-20 23:50:07,048 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 23:50:07,051 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-20 23:50:07,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 23:50:07,057 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 23:50:07,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 23:50:07,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:50:07" (1/1) ... [2019-11-20 23:50:07,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@492cd696 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:07, skipping insertion in model container [2019-11-20 23:50:07,077 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:50:07" (1/1) ... [2019-11-20 23:50:07,094 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 23:50:07,277 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-20 23:50:10,447 ERROR L323 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-20 23:50:10,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@783b4f74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:50:10, skipping insertion in model container [2019-11-20 23:50:10,450 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 23:50:10,452 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 23:50:10,460 INFO L168 Benchmark]: Toolchain (without parser) took 3403.27 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 972.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-20 23:50:10,463 INFO L168 Benchmark]: CDTParser took 2.48 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. [2019-11-20 23:50:10,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3396.99 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 972.4 MB in the end (delta: -16.4 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-20 23:50:10,471 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.48 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 3396.99 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 972.4 MB in the end (delta: -16.4 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: 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...