./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/touch-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7a1a46a65403deca33ed3628f9f5b1d5abad7635 ......................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/config using search string *Overflow*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 07:39:41,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:39:41,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:39:41,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:39:41,805 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:39:41,809 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:39:41,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:39:41,822 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:39:41,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:39:41,831 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:39:41,832 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:39:41,833 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:39:41,834 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:39:41,837 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:39:41,838 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:39:41,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:39:41,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:39:41,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:39:41,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:39:41,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:39:41,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:39:41,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:39:41,859 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:39:41,860 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:39:41,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:39:41,869 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:39:41,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:39:41,871 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:39:41,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:39:41,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:39:41,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:39:41,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:39:41,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:39:41,877 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:39:41,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:39:41,879 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:39:41,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:39:41,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:39:41,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:39:41,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:39:41,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:39:41,885 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/config/svcomp-Overflow-64bit-Taipan_Default.epf [2020-11-28 07:39:41,921 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:39:41,924 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:39:41,925 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:39:41,926 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:39:41,926 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:39:41,926 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:39:41,926 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:39:41,927 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:39:41,927 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:39:41,927 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:39:41,928 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:39:41,928 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:39:41,929 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:39:41,929 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:39:41,929 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:39:41,930 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:39:41,930 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:39:41,930 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:39:41,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:39:41,931 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 07:39:41,931 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:39:41,931 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 07:39:41,931 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-11-28 07:39:41,932 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 07:39:41,932 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:39:41,932 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 07:39:41,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:39:41,932 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:39:41,933 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:39:41,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:39:41,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:39:41,935 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:39:41,935 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 07:39:41,935 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:39:41,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:39:41,936 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 07:39:41,936 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:39:41,936 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:39:41,936 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7a1a46a65403deca33ed3628f9f5b1d5abad7635 [2020-11-28 07:39:42,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:39:42,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:39:42,208 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:39:42,209 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:39:42,209 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:39:42,210 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-28 07:39:42,274 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/data/89db1f4be/35ea499008d04fe48dae18b07b7d9b1e/FLAGd10cc4361 [2020-11-28 07:39:43,109 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:39:43,110 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/sv-benchmarks/c/busybox-1.22.0/touch-2.i [2020-11-28 07:39:43,157 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/data/89db1f4be/35ea499008d04fe48dae18b07b7d9b1e/FLAGd10cc4361 [2020-11-28 07:39:43,194 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3084bf9-75a3-4aee-877a-3981f5dc02aa/bin/utaipan/data/89db1f4be/35ea499008d04fe48dae18b07b7d9b1e [2020-11-28 07:39:43,197 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:39:43,199 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:39:43,203 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:39:43,203 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:39:43,206 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:39:43,207 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:39:43" (1/1) ... [2020-11-28 07:39:43,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d342c3c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:39:43, skipping insertion in model container [2020-11-28 07:39:43,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:39:43" (1/1) ... [2020-11-28 07:39:43,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:39:43,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:39:44,809 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 07:39:44,817 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41949d46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:39:44, skipping insertion in model container [2020-11-28 07:39:44,818 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:39:44,819 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:39:44,822 INFO L168 Benchmark]: Toolchain (without parser) took 1620.62 ms. Allocated memory is still 102.8 MB. Free memory was 66.7 MB in the beginning and 60.4 MB in the end (delta: 6.3 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:39:44,824 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 33.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:39:44,826 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1616.18 ms. Allocated memory is still 102.8 MB. Free memory was 66.4 MB in the beginning and 60.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. [2020-11-28 07:39:44,828 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 77.6 MB. Free memory was 35.7 MB in the beginning and 35.6 MB in the end (delta: 33.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1616.18 ms. Allocated memory is still 102.8 MB. Free memory was 66.4 MB in the beginning and 60.4 MB in the end (delta: 6.0 MB). Peak memory consumption was 18.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2613]: 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...