./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 32f26835 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/who-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 f9137d8c095723141c8661925b18853a67cd8ac3 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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/who-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 f9137d8c095723141c8661925b18853a67cd8ac3 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-32f2683 [2019-11-24 22:25:21,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:21,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:21,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:21,669 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:21,672 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:21,682 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:21,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:21,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:21,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:21,711 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:21,718 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:21,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:21,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:21,727 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:21,734 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:21,736 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:21,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:21,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:21,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:21,760 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:21,768 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:21,771 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:21,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:21,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:21,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:21,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:21,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:21,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:21,792 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:21,792 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:21,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:21,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:21,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:21,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:21,804 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:21,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:21,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:21,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:21,809 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:21,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:21,815 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-24 22:25:21,852 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:21,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:21,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:21,860 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:21,860 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:21,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:21,863 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:21,863 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:21,863 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:21,864 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:21,864 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:21,864 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:25:21,868 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:21,869 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:21,869 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:21,869 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:21,870 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:21,870 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:21,870 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:21,874 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:21,874 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:21,875 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:21,875 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-24 22:25:21,875 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-24 22:25:21,876 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 -> f9137d8c095723141c8661925b18853a67cd8ac3 [2019-11-24 22:25:22,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:22,464 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:22,468 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:22,474 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:22,476 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:22,477 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2019-11-24 22:25:22,630 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0908cbbe/414c96c4701a4f91960def70a528c715/FLAG4a595a49c [2019-11-24 22:25:24,156 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:24,156 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2019-11-24 22:25:24,228 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0908cbbe/414c96c4701a4f91960def70a528c715/FLAG4a595a49c [2019-11-24 22:25:24,336 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c0908cbbe/414c96c4701a4f91960def70a528c715 [2019-11-24 22:25:24,340 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:24,348 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:24,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:24,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:24,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:24,363 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:24" (1/1) ... [2019-11-24 22:25:24,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7293104a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:24, skipping insertion in model container [2019-11-24 22:25:24,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:24" (1/1) ... [2019-11-24 22:25:24,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:24,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:27,514 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 [2019-11-24 22:25:27,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76c5e28c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:27, skipping insertion in model container [2019-11-24 22:25:27,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:27,519 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:25:27,526 INFO L168 Benchmark]: Toolchain (without parser) took 3173.38 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 971.8 MB in the end (delta: -13.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:27,528 INFO L168 Benchmark]: CDTParser took 1.99 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:27,533 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3168.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 971.8 MB in the end (delta: -13.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:27,537 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.99 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 3168.31 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 958.8 MB in the beginning and 971.8 MB in the end (delta: -13.0 MB). Peak memory consumption was 28.6 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2761]: 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 0.1.24-32f2683 [2019-11-24 22:25:31,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-24 22:25:31,300 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-24 22:25:31,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-24 22:25:31,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-24 22:25:31,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-24 22:25:31,341 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-24 22:25:31,358 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-24 22:25:31,360 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-24 22:25:31,366 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-24 22:25:31,369 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-24 22:25:31,374 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-24 22:25:31,374 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-24 22:25:31,377 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-24 22:25:31,381 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-24 22:25:31,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-24 22:25:31,386 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-24 22:25:31,390 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-24 22:25:31,396 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-24 22:25:31,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-24 22:25:31,409 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-24 22:25:31,415 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-24 22:25:31,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-24 22:25:31,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-24 22:25:31,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-24 22:25:31,428 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-24 22:25:31,428 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-24 22:25:31,432 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-24 22:25:31,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-24 22:25:31,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-24 22:25:31,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-24 22:25:31,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-24 22:25:31,438 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-24 22:25:31,440 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-24 22:25:31,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-24 22:25:31,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-24 22:25:31,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-24 22:25:31,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-24 22:25:31,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-24 22:25:31,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-24 22:25:31,454 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-24 22:25:31,456 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-24 22:25:31,491 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-24 22:25:31,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-24 22:25:31,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-24 22:25:31,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-24 22:25:31,500 INFO L138 SettingsManager]: * Use SBE=true [2019-11-24 22:25:31,500 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-24 22:25:31,500 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-24 22:25:31,501 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-24 22:25:31,501 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-24 22:25:31,503 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-24 22:25:31,504 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-24 22:25:31,504 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-24 22:25:31,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-24 22:25:31,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-24 22:25:31,508 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-24 22:25:31,508 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-24 22:25:31,508 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-24 22:25:31,509 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-24 22:25:31,509 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-24 22:25:31,509 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-24 22:25:31,510 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-24 22:25:31,510 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-24 22:25:31,510 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-24 22:25:31,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-24 22:25:31,513 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-24 22:25:31,513 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-24 22:25:31,514 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-24 22:25:31,514 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 -> f9137d8c095723141c8661925b18853a67cd8ac3 [2019-11-24 22:25:32,100 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-24 22:25:32,122 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-24 22:25:32,130 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-24 22:25:32,132 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-24 22:25:32,134 INFO L275 PluginConnector]: CDTParser initialized [2019-11-24 22:25:32,135 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2019-11-24 22:25:32,280 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc8846109/b9b5998a2ae14d1c8fafa5b2810df59e/FLAGd08ef0e69 [2019-11-24 22:25:33,750 INFO L306 CDTParser]: Found 1 translation units. [2019-11-24 22:25:33,751 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2019-11-24 22:25:33,817 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc8846109/b9b5998a2ae14d1c8fafa5b2810df59e/FLAGd08ef0e69 [2019-11-24 22:25:34,004 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bc8846109/b9b5998a2ae14d1c8fafa5b2810df59e [2019-11-24 22:25:34,013 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-24 22:25:34,015 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2019-11-24 22:25:34,016 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:34,017 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-24 22:25:34,022 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-24 22:25:34,023 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:34" (1/1) ... [2019-11-24 22:25:34,030 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cb36a7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:34, skipping insertion in model container [2019-11-24 22:25:34,030 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:25:34" (1/1) ... [2019-11-24 22:25:34,041 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-24 22:25:34,155 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-24 22:25:35,919 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 [2019-11-24 22:25:35,921 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7e21872b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:25:35, skipping insertion in model container [2019-11-24 22:25:35,921 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-24 22:25:35,922 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-24 22:25:35,926 INFO L168 Benchmark]: Toolchain (without parser) took 1909.28 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 965.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:35,928 INFO L168 Benchmark]: CDTParser took 1.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-24 22:25:35,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1905.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 965.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. [2019-11-24 22:25:35,934 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.24 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 1905.82 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 961.7 MB in the beginning and 965.3 MB in the end (delta: -3.6 MB). Peak memory consumption was 28.0 MB. Max. memory is 12.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2761]: 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...