./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/seq-1.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/seq-1.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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ......................................................................................................................... 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/seq-1.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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ............................................................................................................................ 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 06:21:08,788 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:08,792 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:08,836 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:08,837 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:08,849 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:08,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:08,854 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:08,857 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:08,860 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:08,862 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:08,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:08,865 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:08,869 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:08,871 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:08,873 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:08,875 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:08,879 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:08,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:08,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:08,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:08,899 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:08,901 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:08,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:08,905 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:08,908 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:08,908 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:08,910 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:08,911 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:08,912 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:08,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:08,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:08,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:08,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:08,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:08,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:08,918 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:08,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:08,919 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:08,920 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:08,921 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:08,922 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:08,949 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:08,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:08,951 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:08,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:08,951 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:08,952 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:08,952 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:08,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:08,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:08,953 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:08,953 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:08,953 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:08,953 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:08,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:08,954 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:08,954 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:08,955 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:08,955 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:08,955 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:08,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:08,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:08,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:08,956 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:08,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:08,959 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:08,959 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 -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-10-20 06:21:09,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:09,187 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:09,191 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:09,192 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:09,193 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:09,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-20 06:21:09,262 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c660e56/afa0a1480aaa4620b4a1f11a7193bebf/FLAGd22fec7ec [2020-10-20 06:21:09,997 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:10,001 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-20 06:21:10,034 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c660e56/afa0a1480aaa4620b4a1f11a7193bebf/FLAGd22fec7ec [2020-10-20 06:21:10,106 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0c660e56/afa0a1480aaa4620b4a1f11a7193bebf [2020-10-20 06:21:10,109 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:10,116 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:10,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:10,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:10,120 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:10,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:10" (1/1) ... [2020-10-20 06:21:10,124 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ff85c29 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 06:21:10,125 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:10" (1/1) ... [2020-10-20 06:21:10,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:10,312 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:11,259 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-20 06:21:11,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1b86cc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:11, skipping insertion in model container [2020-10-20 06:21:11,260 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:11,261 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:11,264 INFO L168 Benchmark]: Toolchain (without parser) took 1151.89 ms. Allocated memory was 35.7 MB in the beginning and 46.1 MB in the end (delta: 10.5 MB). Free memory was 10.5 MB in the beginning and 14.9 MB in the end (delta: -4.4 MB). Peak memory consumption was 10.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:11,265 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 34.1 MB. Free memory was 9.9 MB in the beginning and 9.9 MB in the end (delta: 43.8 kB). Peak memory consumption was 43.8 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:11,267 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.89 ms. Allocated memory was 35.7 MB in the beginning and 46.1 MB in the end (delta: 10.5 MB). Free memory was 9.6 MB in the beginning and 15.1 MB in the end (delta: -5.5 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:11,269 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 34.1 MB. Free memory was 9.9 MB in the beginning and 9.9 MB in the end (delta: 43.8 kB). Peak memory consumption was 43.8 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1143.89 ms. Allocated memory was 35.7 MB in the beginning and 46.1 MB in the end (delta: 10.5 MB). Free memory was 9.6 MB in the beginning and 15.1 MB in the end (delta: -5.5 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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 06:21:13,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:13,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:13,406 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:13,406 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:13,407 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:13,409 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:13,411 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:13,413 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:13,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:13,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:13,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:13,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:13,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:13,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:13,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:13,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:13,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:13,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:13,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:13,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:13,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:13,440 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:13,441 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:13,446 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:13,446 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:13,446 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:13,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:13,450 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:13,452 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:13,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:13,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:13,453 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:13,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:13,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:13,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:13,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:13,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:13,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:13,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:13,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:13,470 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:13,513 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:13,514 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:13,515 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:13,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:13,517 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:13,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:13,518 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:13,518 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:13,518 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:13,519 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:13,519 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:13,519 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:13,519 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:13,519 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:13,519 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:13,520 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:13,520 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:13,520 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:13,520 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:13,520 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:13,521 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:13,521 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:13,525 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:13,525 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:13,525 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:13,525 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:13,526 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:13,526 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:13,526 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 -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-10-20 06:21:13,742 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:13,761 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:13,768 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:13,770 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:13,771 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:13,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-20 06:21:13,854 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52573a699/5cda888da72c4e4aa0f0eb087cf2c990/FLAG5dfd53503 [2020-10-20 06:21:14,600 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:14,601 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-20 06:21:14,646 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52573a699/5cda888da72c4e4aa0f0eb087cf2c990/FLAG5dfd53503 [2020-10-20 06:21:14,693 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/52573a699/5cda888da72c4e4aa0f0eb087cf2c990 [2020-10-20 06:21:14,697 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:14,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:14,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:14,709 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:14,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:14,714 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:14" (1/1) ... [2020-10-20 06:21:14,717 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d5055d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:14, skipping insertion in model container [2020-10-20 06:21:14,717 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:14" (1/1) ... [2020-10-20 06:21:14,726 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:14,820 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:15,921 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-20 06:21:15,922 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@117243f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:15, skipping insertion in model container [2020-10-20 06:21:15,922 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:15,922 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:15,925 INFO L168 Benchmark]: Toolchain (without parser) took 1224.48 ms. Allocated memory was 34.1 MB in the beginning and 44.6 MB in the end (delta: 10.5 MB). Free memory was 9.6 MB in the beginning and 21.0 MB in the end (delta: -11.4 MB). Peak memory consumption was 10.9 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:15,926 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 32.5 MB. Free memory was 9.7 MB in the beginning and 9.6 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:15,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1213.78 ms. Allocated memory was 34.1 MB in the beginning and 44.6 MB in the end (delta: 10.5 MB). Free memory was 8.8 MB in the beginning and 21.0 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:15,930 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 32.5 MB. Free memory was 9.7 MB in the beginning and 9.6 MB in the end (delta: 43.7 kB). Peak memory consumption was 43.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1213.78 ms. Allocated memory was 34.1 MB in the beginning and 44.6 MB in the end (delta: 10.5 MB). Free memory was 8.8 MB in the beginning and 21.0 MB in the end (delta: -12.2 MB). Peak memory consumption was 10.1 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...