./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/printf-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -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/printf-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 960bc5aa42a3b68f012aa0dee90eed8f457f9581 ......................................................................................................................... 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 -Xmx15G -Xms4m -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/printf-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 960bc5aa42a3b68f012aa0dee90eed8f457f9581 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:05,064 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:05,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:05,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:05,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:05,116 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:05,119 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:05,122 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:05,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:05,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:05,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:05,131 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:05,131 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:05,134 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:05,135 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:05,137 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:05,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:05,141 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:05,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:05,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:05,163 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:05,164 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:05,165 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:05,166 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:05,178 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:05,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:05,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:05,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:05,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:05,180 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:05,180 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:05,181 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:05,182 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:05,185 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:05,186 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:05,186 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:05,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:05,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:05,189 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:05,190 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:05,191 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:05,195 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:05,232 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:05,234 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:05,235 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:05,236 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:05,236 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:05,236 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:05,236 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:05,236 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:05,237 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:05,237 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:05,237 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:05,237 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:05,237 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:05,237 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:05,238 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:05,238 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:05,239 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:05,239 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:05,239 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:05,239 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:05,240 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:05,240 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:05,240 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:05,241 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:05,241 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:05,241 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 -> 960bc5aa42a3b68f012aa0dee90eed8f457f9581 [2020-10-20 06:21:05,466 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:05,481 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:05,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:05,486 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:05,487 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:05,487 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2020-10-20 06:21:05,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e058a064f/3b39e356b4034387911aff52e392b659/FLAG687a87d1a [2020-10-20 06:21:06,183 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:06,184 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2020-10-20 06:21:06,224 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e058a064f/3b39e356b4034387911aff52e392b659/FLAG687a87d1a [2020-10-20 06:21:06,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e058a064f/3b39e356b4034387911aff52e392b659 [2020-10-20 06:21:06,302 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:06,307 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:06,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:06,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:06,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:06,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:06" (1/1) ... [2020-10-20 06:21:06,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@91be4e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:06, skipping insertion in model container [2020-10-20 06:21:06,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:06" (1/1) ... [2020-10-20 06:21:06,323 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:06,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:07,626 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-10-20 06:21:07,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@14d763b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:07, skipping insertion in model container [2020-10-20 06:21:07,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:07,628 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:07,631 INFO L168 Benchmark]: Toolchain (without parser) took 1326.82 ms. Allocated memory was 36.2 MB in the beginning and 47.7 MB in the end (delta: 11.5 MB). Free memory was 11.2 MB in the beginning and 15.2 MB in the end (delta: -4.0 MB). Peak memory consumption was 11.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:07,632 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 34.1 MB. Free memory was 10.2 MB in the beginning and 10.1 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:07,633 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1319.64 ms. Allocated memory was 36.2 MB in the beginning and 47.7 MB in the end (delta: 11.5 MB). Free memory was 10.2 MB in the beginning and 15.2 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:07,636 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 34.1 MB. Free memory was 10.2 MB in the beginning and 10.1 MB in the end (delta: 43.9 kB). Peak memory consumption was 43.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1319.64 ms. Allocated memory was 36.2 MB in the beginning and 47.7 MB in the end (delta: 11.5 MB). Free memory was 10.2 MB in the beginning and 15.2 MB in the end (delta: -4.9 MB). Peak memory consumption was 10.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:21:09,396 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:09,397 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:09,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:09,422 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:09,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:09,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:09,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:09,427 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:09,428 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:09,428 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:09,430 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:09,430 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:09,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:09,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:09,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:09,434 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:09,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:09,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:09,438 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:09,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:09,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:09,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:09,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:09,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:09,452 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:09,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:09,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:09,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:09,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:09,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:09,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:09,457 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:09,458 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:09,459 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:09,459 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:09,460 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:09,460 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:09,460 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:09,461 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:09,462 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:09,462 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:09,509 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:09,509 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:09,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:09,511 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:09,511 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:09,513 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:09,513 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:09,513 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:09,514 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:09,514 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:09,514 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:09,514 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:09,514 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:09,514 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:09,515 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:09,515 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:09,515 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:09,515 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:09,515 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:09,516 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:09,516 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:09,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:09,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:09,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:09,520 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:09,520 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:09,520 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:09,520 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:09,520 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 -> 960bc5aa42a3b68f012aa0dee90eed8f457f9581 [2020-10-20 06:21:09,719 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:09,731 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:09,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:09,736 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:09,736 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:09,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/printf-2.i [2020-10-20 06:21:09,815 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b34a3692e/4cc2a13c940d436ba218a1293bb96878/FLAG943a4b35e [2020-10-20 06:21:10,433 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:10,437 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/printf-2.i [2020-10-20 06:21:10,482 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b34a3692e/4cc2a13c940d436ba218a1293bb96878/FLAG943a4b35e [2020-10-20 06:21:10,644 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b34a3692e/4cc2a13c940d436ba218a1293bb96878 [2020-10-20 06:21:10,647 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:10,654 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:10,659 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:10,659 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:10,662 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:10,663 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:10" (1/1) ... [2020-10-20 06:21:10,668 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19d0f1f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:10, skipping insertion in model container [2020-10-20 06:21:10,668 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:10" (1/1) ... [2020-10-20 06:21:10,676 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:10,773 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:12,102 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-10-20 06:21:12,103 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@79e48059 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:12, skipping insertion in model container [2020-10-20 06:21:12,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:12,104 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:12,107 INFO L168 Benchmark]: Toolchain (without parser) took 1456.94 ms. Allocated memory was 36.7 MB in the beginning and 47.7 MB in the end (delta: 11.0 MB). Free memory was 11.1 MB in the beginning and 23.5 MB in the end (delta: -12.4 MB). Peak memory consumption was 12.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:12,107 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 34.1 MB. Free memory is still 9.8 MB. There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:21:12,109 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1445.32 ms. Allocated memory was 36.7 MB in the beginning and 47.7 MB in the end (delta: 11.0 MB). Free memory was 10.1 MB in the beginning and 23.5 MB in the end (delta: -13.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:12,111 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 34.1 MB. Free memory is still 9.8 MB. There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1445.32 ms. Allocated memory was 36.7 MB in the beginning and 47.7 MB in the end (delta: 11.0 MB). Free memory was 10.1 MB in the beginning and 23.5 MB in the end (delta: -13.4 MB). Peak memory consumption was 11.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2716]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...