./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 79fa1dd2429b579130ba2962571ac2d8152c8e35 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/expand-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 79fa1dd2429b579130ba2962571ac2d8152c8e35 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:27:48,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:48,733 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:48,761 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:48,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:48,772 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:48,774 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:48,778 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:48,782 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:48,783 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:48,785 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:48,786 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:48,786 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:48,789 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:48,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:48,795 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:48,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:48,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:48,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:48,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:48,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:48,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:48,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:48,810 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:48,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:48,813 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:48,814 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:48,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:48,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:48,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:48,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:48,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:48,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:48,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:48,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:48,827 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:48,828 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:48,828 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:48,828 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:48,829 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:48,830 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:48,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:27:48,885 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:48,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:48,887 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:48,887 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:48,887 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:48,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:48,888 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:48,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:48,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:48,889 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:48,889 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:48,889 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:48,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:48,890 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:48,891 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:48,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:48,892 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:48,892 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:48,892 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:48,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:48,893 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:48,893 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:48,893 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:27:48,893 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:27:48,893 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:48,894 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-10-19 18:27:49,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:49,273 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:49,277 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:49,279 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:49,279 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:49,280 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-10-19 18:27:49,341 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17346bf19/8854013e7d0e41c6a2958fcce38ca884/FLAG83d8e3057 [2020-10-19 18:27:49,948 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:49,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-10-19 18:27:49,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17346bf19/8854013e7d0e41c6a2958fcce38ca884/FLAG83d8e3057 [2020-10-19 18:27:50,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/17346bf19/8854013e7d0e41c6a2958fcce38ca884 [2020-10-19 18:27:50,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:50,117 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:50,118 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:50,118 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:50,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:50,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:50" (1/1) ... [2020-10-19 18:27:50,125 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ab9d6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:50, skipping insertion in model container [2020-10-19 18:27:50,126 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:50" (1/1) ... [2020-10-19 18:27:50,133 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:50,215 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:51,503 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 18:27:51,504 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6c45bc51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:51, skipping insertion in model container [2020-10-19 18:27:51,504 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:51,505 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:51,508 INFO L168 Benchmark]: Toolchain (without parser) took 1395.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 945.2 MB in the beginning and 1.1 GB in the end (delta: -182.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:51,509 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:51,510 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1387.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:51,512 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1387.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 939.8 MB in the beginning and 1.1 GB in the end (delta: -188.0 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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... ### Bit-precise run ### This is Ultimate 0.1.25-906a4fb [2020-10-19 18:27:53,174 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:53,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:53,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:53,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:53,207 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:53,208 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:53,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:53,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:53,213 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:53,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:53,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:53,215 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:53,216 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:53,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:53,219 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:53,219 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:53,221 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:53,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:53,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:53,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:53,228 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:53,229 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:53,230 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:53,233 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:53,233 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:53,234 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:53,235 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:53,235 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:53,236 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:53,236 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:53,237 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:53,238 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:53,239 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:53,240 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:53,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:53,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:53,241 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:53,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:53,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:53,243 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:53,244 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:27:53,268 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:53,268 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:53,269 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:53,269 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:53,270 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:53,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:53,270 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:53,270 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:53,270 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:53,271 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:53,271 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:53,271 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:53,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:53,272 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:53,272 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:27:53,272 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:27:53,272 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:53,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:53,273 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:53,273 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:53,273 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:53,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:53,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:53,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:53,277 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:27:53,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:27:53,277 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:53,277 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:27:53,277 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 79fa1dd2429b579130ba2962571ac2d8152c8e35 [2020-10-19 18:27:53,589 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:53,601 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:53,604 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:53,605 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:53,606 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:53,606 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-10-19 18:27:53,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78e1c0b7/23bc215ff0d6450d8321baf8861425b6/FLAGbefd54158 [2020-10-19 18:27:54,387 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:54,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2020-10-19 18:27:54,417 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78e1c0b7/23bc215ff0d6450d8321baf8861425b6/FLAGbefd54158 [2020-10-19 18:27:54,466 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c78e1c0b7/23bc215ff0d6450d8321baf8861425b6 [2020-10-19 18:27:54,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:54,476 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:54,477 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:54,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:54,480 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:54,481 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:54" (1/1) ... [2020-10-19 18:27:54,484 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce0db92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:54, skipping insertion in model container [2020-10-19 18:27:54,484 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:54" (1/1) ... [2020-10-19 18:27:54,492 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:54,565 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:55,836 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 18:27:55,837 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f41d3b6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:55, skipping insertion in model container [2020-10-19 18:27:55,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:55,838 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:55,840 INFO L168 Benchmark]: Toolchain (without parser) took 1368.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 953.3 MB in the beginning and 1.1 GB in the end (delta: -168.4 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:55,841 INFO L168 Benchmark]: CDTParser took 0.18 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 18:27:55,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1360.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -173.7 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:55,844 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 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 1360.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -173.7 MB). Peak memory consumption was 27.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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...