./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer --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 98e50cdaf3c8688e8efdc545918a36a363252362 ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-11-15 22:00:51,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 22:00:51,440 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 22:00:51,455 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 22:00:51,455 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 22:00:51,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 22:00:51,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 22:00:51,462 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 22:00:51,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 22:00:51,465 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 22:00:51,466 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 22:00:51,467 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 22:00:51,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 22:00:51,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 22:00:51,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 22:00:51,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 22:00:51,470 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 22:00:51,471 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 22:00:51,473 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 22:00:51,475 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 22:00:51,477 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 22:00:51,478 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 22:00:51,479 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 22:00:51,480 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 22:00:51,482 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 22:00:51,483 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 22:00:51,483 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 22:00:51,484 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 22:00:51,484 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 22:00:51,485 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 22:00:51,485 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 22:00:51,486 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 22:00:51,487 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 22:00:51,487 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 22:00:51,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 22:00:51,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 22:00:51,496 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 22:00:51,497 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 22:00:51,497 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 22:00:51,501 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 22:00:51,502 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 22:00:51,503 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-15 22:00:51,521 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 22:00:51,521 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 22:00:51,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 22:00:51,523 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 22:00:51,523 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 22:00:51,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 22:00:51,524 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-15 22:00:51,524 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 22:00:51,524 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 22:00:51,524 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 22:00:51,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 22:00:51,525 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 22:00:51,525 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-15 22:00:51,525 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 22:00:51,526 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 22:00:51,526 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 22:00:51,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 22:00:51,526 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 22:00:51,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 22:00:51,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 22:00:51,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 22:00:51,527 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 22:00:51,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 22:00:51,528 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 22:00:51,528 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 22:00:51,528 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 22:00:51,529 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 22:00:51,529 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 -> /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer 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 -> 98e50cdaf3c8688e8efdc545918a36a363252362 [2019-11-15 22:00:51,566 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 22:00:51,582 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 22:00:51,585 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 22:00:51,586 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 22:00:51,587 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 22:00:51,587 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2019-11-15 22:00:51,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/data/025efca13/67b2ba7250e04e7887188b051530907c/FLAGe4b4a6540 [2019-11-15 22:00:52,210 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 22:00:52,210 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/sv-benchmarks/c/busybox-1.22.0/uudecode-2.i [2019-11-15 22:00:52,248 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/data/025efca13/67b2ba7250e04e7887188b051530907c/FLAGe4b4a6540 [2019-11-15 22:00:52,405 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_3f07a1aa-c8ab-42f5-94c2-fd0bef3fc524/bin/uautomizer/data/025efca13/67b2ba7250e04e7887188b051530907c [2019-11-15 22:00:52,407 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 22:00:52,409 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 22:00:52,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 22:00:52,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 22:00:52,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 22:00:52,414 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:00:52" (1/1) ... [2019-11-15 22:00:52,417 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a9140b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:00:52, skipping insertion in model container [2019-11-15 22:00:52,417 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 10:00:52" (1/1) ... [2019-11-15 22:00:52,425 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 22:00:52,530 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 22:00:53,933 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-15 22:00:53,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@425fbb1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 10:00:53, skipping insertion in model container [2019-11-15 22:00:53,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 22:00:53,935 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-15 22:00:53,937 INFO L168 Benchmark]: Toolchain (without parser) took 1527.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -161.0 MB). Peak memory consumption was 43.4 MB. Max. memory is 11.5 GB. [2019-11-15 22:00:53,938 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-15 22:00:53,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1524.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 934.1 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. [2019-11-15 22:00:53,941 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 967.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1524.98 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 134.2 MB). Free memory was 934.1 MB in the beginning and 1.1 GB in the end (delta: -166.4 MB). Peak memory consumption was 38.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2422]: 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...