./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-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/head-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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ......................................................................................................................... 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/head-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 b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 ............................................................................................................................ 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 18:27:57,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:57,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:57,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:57,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:57,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:57,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:57,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:57,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:57,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:57,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:57,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:57,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:57,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:57,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:57,838 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:57,839 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:57,840 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:57,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:57,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:57,846 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:57,847 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:57,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:57,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:57,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:57,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:57,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:57,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:57,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:57,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:57,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:57,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:57,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:57,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:57,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:57,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:57,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:57,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:57,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:57,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:57,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:57,869 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:27:57,892 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:57,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:57,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:57,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:57,894 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:57,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:57,895 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:57,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:57,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:57,895 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:57,895 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:57,896 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:57,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:57,896 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:57,896 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:57,896 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:57,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:57,897 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:57,897 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:57,897 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:57,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:57,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:57,898 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:27:57,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:27:57,898 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:57,899 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 -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-10-19 18:27:58,267 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:58,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:58,289 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:58,291 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:58,291 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:58,292 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-19 18:27:58,357 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab79372/ee5ae90599dd42d5954cdd535970c2e4/FLAG9ff3d6738 [2020-10-19 18:27:59,038 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:59,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-19 18:27:59,065 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab79372/ee5ae90599dd42d5954cdd535970c2e4/FLAG9ff3d6738 [2020-10-19 18:27:59,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/96ab79372/ee5ae90599dd42d5954cdd535970c2e4 [2020-10-19 18:27:59,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:59,201 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:59,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:59,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:59,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:59,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:59" (1/1) ... [2020-10-19 18:27:59,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710c1c88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:59, skipping insertion in model container [2020-10-19 18:27:59,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:59" (1/1) ... [2020-10-19 18:27:59,217 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:59,286 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:00,350 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 18:28:00,350 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@20ffec2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:00, skipping insertion in model container [2020-10-19 18:28:00,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:00,351 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:00,354 INFO L168 Benchmark]: Toolchain (without parser) took 1157.34 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:00,355 INFO L168 Benchmark]: CDTParser took 0.26 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 18:28:00,356 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1149.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -154.4 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:00,358 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 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 1149.35 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 132.1 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -154.4 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: 2308]: 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 18:28:02,072 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:02,075 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:02,116 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:02,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:02,130 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:02,132 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:02,135 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:02,138 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:02,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:02,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:02,146 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:02,146 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:02,148 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:02,152 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:02,153 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:02,155 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:02,156 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:02,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:02,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:02,165 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:02,166 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:02,167 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:02,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:02,171 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:02,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:02,171 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:02,172 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:02,173 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:02,174 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:02,174 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:02,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:02,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:02,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:02,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:02,178 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:02,179 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:02,179 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:02,179 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:02,180 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:02,181 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:02,182 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:02,205 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:02,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:02,206 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:02,207 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:02,207 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:02,207 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:02,208 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:02,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:02,208 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:02,209 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:02,209 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:02,209 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:02,209 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:02,210 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:02,210 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:02,210 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:02,211 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:02,211 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:02,211 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:02,211 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:02,212 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:02,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:02,212 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:02,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:02,213 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:02,213 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:02,213 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:02,214 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:02,214 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 -> b79aacc29dd77438a6f4b408e2ec5d28d2c8b660 [2020-10-19 18:28:02,536 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:02,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:02,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:02,554 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:02,554 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:02,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-19 18:28:02,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807096e45/3223a880132a498cad327d72292ab506/FLAG9b13378f9 [2020-10-19 18:28:03,295 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:03,297 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-2.i [2020-10-19 18:28:03,337 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807096e45/3223a880132a498cad327d72292ab506/FLAG9b13378f9 [2020-10-19 18:28:03,463 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/807096e45/3223a880132a498cad327d72292ab506 [2020-10-19 18:28:03,466 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:03,473 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:03,474 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:03,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:03,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:03,478 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:03" (1/1) ... [2020-10-19 18:28:03,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b28fee1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:03, skipping insertion in model container [2020-10-19 18:28:03,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:03" (1/1) ... [2020-10-19 18:28:03,489 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:03,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:04,625 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 18:28:04,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@710b3004 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:04, skipping insertion in model container [2020-10-19 18:28:04,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:04,627 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:04,630 INFO L168 Benchmark]: Toolchain (without parser) took 1160.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:04,630 INFO L168 Benchmark]: CDTParser took 0.19 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 18:28:04,631 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1152.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:04,633 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 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1152.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.8 MB). Free memory was 955.9 MB in the beginning and 1.1 GB in the end (delta: -153.3 MB). Peak memory consumption was 34.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: 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...