./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/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 e7cd42f72359dc663e8585d3cb644c2788991958 ........................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 11:14:54,480 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 11:14:54,482 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 11:14:54,492 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 11:14:54,493 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 11:14:54,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 11:14:54,497 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 11:14:54,505 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 11:14:54,507 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 11:14:54,509 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 11:14:54,510 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 11:14:54,511 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 11:14:54,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 11:14:54,515 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 11:14:54,517 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 11:14:54,518 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 11:14:54,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 11:14:54,522 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 11:14:54,525 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 11:14:54,529 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 11:14:54,532 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 11:14:54,534 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 11:14:54,537 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 11:14:54,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 11:14:54,542 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 11:14:54,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 11:14:54,543 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 11:14:54,544 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 11:14:54,544 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 11:14:54,545 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 11:14:54,545 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 11:14:54,546 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 11:14:54,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 11:14:54,547 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 11:14:54,548 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 11:14:54,548 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 11:14:54,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 11:14:54,549 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 11:14:54,549 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 11:14:54,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 11:14:54,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 11:14:54,551 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/config/svcomp-Overflow-64bit-Automizer_Default.epf [2019-11-20 11:14:54,562 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 11:14:54,562 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 11:14:54,563 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 11:14:54,563 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 11:14:54,564 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 11:14:54,564 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 11:14:54,564 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 11:14:54,564 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 11:14:54,564 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 11:14:54,565 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 11:14:54,565 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 11:14:54,565 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 11:14:54,565 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2019-11-20 11:14:54,565 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 11:14:54,565 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 11:14:54,566 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 11:14:54,566 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 11:14:54,566 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 11:14:54,566 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 11:14:54,566 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 11:14:54,567 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 11:14:54,567 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 11:14:54,567 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 11:14:54,567 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 11:14:54,567 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 11:14:54,568 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 11:14:54,568 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 11:14:54,568 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_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/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 -> e7cd42f72359dc663e8585d3cb644c2788991958 [2019-11-20 11:14:54,709 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 11:14:54,716 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 11:14:54,719 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 11:14:54,725 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 11:14:54,725 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 11:14:54,725 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2019-11-20 11:14:54,774 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/data/032968471/2bcf9c97f1894b86bb46dd9740a16cda/FLAGdb74c0be3 [2019-11-20 11:14:55,391 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 11:14:55,392 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2019-11-20 11:14:55,423 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/data/032968471/2bcf9c97f1894b86bb46dd9740a16cda/FLAGdb74c0be3 [2019-11-20 11:14:55,573 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_4fc14031-abf3-4efb-aeed-1bf0b204d3d2/bin/uautomizer/data/032968471/2bcf9c97f1894b86bb46dd9740a16cda [2019-11-20 11:14:55,575 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 11:14:55,576 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 11:14:55,577 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 11:14:55,577 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 11:14:55,582 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 11:14:55,583 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:14:55" (1/1) ... [2019-11-20 11:14:55,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2bce72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:14:55, skipping insertion in model container [2019-11-20 11:14:55,586 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 11:14:55" (1/1) ... [2019-11-20 11:14:55,594 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 11:14:55,682 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 11:14:56,799 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2019-11-20 11:14:56,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3f60cce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 11:14:56, skipping insertion in model container [2019-11-20 11:14:56,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 11:14:56,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-11-20 11:14:56,803 INFO L168 Benchmark]: Toolchain (without parser) took 1226.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:14:56,804 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 11:14:56,805 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1224.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. [2019-11-20 11:14:56,806 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1224.16 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.7 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -170.5 MB). Peak memory consumption was 31.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2522]: 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...