./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/tee-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 906a4fb5 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/tee-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 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 .......................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 0.1.25-906a4fb [2020-10-19 18:38:44,749 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:38:44,751 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:38:44,775 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:38:44,775 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:38:44,777 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:38:44,778 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:38:44,780 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:38:44,781 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:38:44,782 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:38:44,783 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:38:44,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:38:44,785 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:38:44,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:38:44,788 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:38:44,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:38:44,791 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:38:44,794 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:38:44,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:38:44,806 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:38:44,809 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:38:44,812 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:38:44,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:38:44,815 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:38:44,820 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:38:44,821 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:38:44,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:38:44,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:38:44,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:38:44,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:38:44,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:38:44,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:38:44,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:38:44,828 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:38:44,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:38:44,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:38:44,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:38:44,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:38:44,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:38:44,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:38:44,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:38:44,834 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2020-10-19 18:38:44,885 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:38:44,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:38:44,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:38:44,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:38:44,889 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:38:44,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:38:44,889 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:38:44,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:38:44,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:38:44,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-19 18:38:44,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:38:44,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-19 18:38:44,890 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-10-19 18:38:44,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-19 18:38:44,891 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:38:44,891 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-19 18:38:44,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:38:44,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:38:44,891 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:38:44,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:38:44,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:38:44,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:38:44,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:38:44,894 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-19 18:38:44,894 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:38:44,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:38:44,894 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-19 18:38:44,894 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:38:44,895 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 -> 19628ab2d7fc4a3c8206da629d6899b4ff69e0b3 [2020-10-19 18:38:45,208 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:38:45,224 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:38:45,228 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:38:45,229 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:38:45,229 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:38:45,230 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-19 18:38:45,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9d67808/32e5eb7d8bc744a4851a7a2d50302cfd/FLAGc88b9aded [2020-10-19 18:38:45,979 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:38:45,980 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tee-2.i [2020-10-19 18:38:46,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9d67808/32e5eb7d8bc744a4851a7a2d50302cfd/FLAGc88b9aded [2020-10-19 18:38:46,126 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc9d67808/32e5eb7d8bc744a4851a7a2d50302cfd [2020-10-19 18:38:46,130 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:38:46,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-10-19 18:38:46,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:38:46,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:38:46,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:38:46,145 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:38:46" (1/1) ... [2020-10-19 18:38:46,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65977952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:38:46, skipping insertion in model container [2020-10-19 18:38:46,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:38:46" (1/1) ... [2020-10-19 18:38:46,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:38:46,242 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:38:47,248 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:38:47,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@45142f37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:38:47, skipping insertion in model container [2020-10-19 18:38:47,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:38:47,250 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-10-19 18:38:47,253 INFO L168 Benchmark]: Toolchain (without parser) took 1120.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -166.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:38:47,254 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:38:47,255 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1110.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -166.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:38:47,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1110.28 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -166.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2272]: 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...