./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 906a4fb5 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sync-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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ......................................................................................................................... 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/sync-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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:21,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:21,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:21,704 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:21,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:21,706 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:21,707 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:21,709 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:21,711 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:21,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:21,713 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:21,714 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:21,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:21,716 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:21,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:21,718 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:21,719 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:21,720 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:21,722 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:21,723 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:21,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:21,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:21,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:21,728 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:21,731 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:21,731 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:21,731 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:21,732 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:21,733 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:21,734 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:21,734 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:21,735 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:21,736 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:21,737 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:21,738 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:21,738 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:21,739 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:21,739 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:21,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:21,740 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:21,741 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:21,742 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:21,779 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:21,779 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:21,780 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:21,782 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:21,782 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:21,783 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:21,783 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:21,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:21,784 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:21,784 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:21,786 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:21,786 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:21,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:21,787 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:21,787 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:21,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:21,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:21,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:21,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:21,791 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:21,791 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:21,792 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:21,792 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:21,792 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:21,794 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:21,794 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 -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-10-19 18:28:22,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:22,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:22,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:22,181 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:22,181 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:22,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-19 18:28:22,239 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b269fa09/fd31d55bf5f34578992551ae3349e04e/FLAG7b287dafa [2020-10-19 18:28:22,846 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:22,850 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-19 18:28:22,877 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b269fa09/fd31d55bf5f34578992551ae3349e04e/FLAG7b287dafa [2020-10-19 18:28:23,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b269fa09/fd31d55bf5f34578992551ae3349e04e [2020-10-19 18:28:23,046 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:23,054 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:23,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:23,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:23,059 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:23,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:23" (1/1) ... [2020-10-19 18:28:23,065 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4e3a6434 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:23, skipping insertion in model container [2020-10-19 18:28:23,065 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:23" (1/1) ... [2020-10-19 18:28:23,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:23,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:24,079 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-10-19 18:28:24,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75fcad2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:24, skipping insertion in model container [2020-10-19 18:28:24,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:24,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:24,084 INFO L168 Benchmark]: Toolchain (without parser) took 1035.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:24,085 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:24,086 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1025.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:24,088 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1025.88 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -154.8 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: 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 0.1.25-906a4fb [2020-10-19 18:28:25,808 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:25,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:25,835 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:25,836 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:25,837 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:25,838 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:25,840 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:25,842 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:25,843 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:25,844 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:25,846 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:25,846 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:25,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:25,852 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:25,854 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:25,855 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:25,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:25,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:25,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:25,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:25,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:25,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:25,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:25,881 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:25,881 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:25,882 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:25,884 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:25,884 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:25,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:25,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:25,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:25,887 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:25,888 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:25,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:25,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:25,891 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:25,891 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:25,891 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:25,902 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:25,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:25,908 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:25,951 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:25,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:25,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:25,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:25,953 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:25,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:25,954 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:25,954 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:25,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:25,955 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:25,955 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:25,955 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:25,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:25,956 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:25,956 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:25,956 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:25,957 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:25,957 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:25,957 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:25,957 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:25,958 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:25,958 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:25,958 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:25,959 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:25,959 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:25,959 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:25,959 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:25,960 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:25,960 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 -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2020-10-19 18:28:26,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:26,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:26,285 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:26,286 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:26,287 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:26,288 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-19 18:28:26,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a61d0032e/61ff9993e95e4808a2de18917e11c52d/FLAG71629bae1 [2020-10-19 18:28:26,962 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:26,963 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2020-10-19 18:28:26,983 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a61d0032e/61ff9993e95e4808a2de18917e11c52d/FLAG71629bae1 [2020-10-19 18:28:27,179 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a61d0032e/61ff9993e95e4808a2de18917e11c52d [2020-10-19 18:28:27,183 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:27,190 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:27,191 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:27,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:27,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:27,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:27" (1/1) ... [2020-10-19 18:28:27,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f90e574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:27, skipping insertion in model container [2020-10-19 18:28:27,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:27" (1/1) ... [2020-10-19 18:28:27,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:27,285 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:28,088 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-10-19 18:28:28,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@75879527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:28, skipping insertion in model container [2020-10-19 18:28:28,089 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:28,089 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:28,092 INFO L168 Benchmark]: Toolchain (without parser) took 906.12 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:28,093 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:28,094 INFO L168 Benchmark]: CACSL2BoogieTranslator took 897.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:28,096 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 897.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.2 MB). Free memory was 954.6 MB in the beginning and 1.1 GB in the end (delta: -158.7 MB). Peak memory consumption was 27.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: 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...