./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 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/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 -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/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 0.1.25-906a4fb [2020-10-19 18:28:16,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:16,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:16,258 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:16,258 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:16,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:16,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:16,273 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:16,276 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:16,280 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:16,282 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:16,283 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:16,283 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:16,287 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:16,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:16,291 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:16,293 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:16,294 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:16,297 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:16,304 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:16,307 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:16,308 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:16,310 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:16,311 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:16,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:16,328 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:16,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:16,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:16,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:16,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:16,334 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:16,334 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:16,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:16,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:16,342 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:16,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:16,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:16,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:16,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:16,344 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:16,345 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:16,345 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:16,386 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:16,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:16,387 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:16,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:16,388 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:16,388 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:16,388 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:16,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:16,388 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:16,389 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:16,389 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:16,389 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:16,389 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:16,390 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:16,390 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:16,390 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:16,390 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:16,390 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:16,391 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:16,391 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:16,391 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:16,391 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:16,392 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:16,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:16,392 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:16,392 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 [2020-10-19 18:28:16,706 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:16,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:16,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:16,733 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:16,735 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:16,735 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-19 18:28:16,808 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/777ea4a66/f986f3fba3a3437882634d3c19b42117/FLAG6ca005f7c [2020-10-19 18:28:17,465 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:17,466 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-19 18:28:17,499 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/777ea4a66/f986f3fba3a3437882634d3c19b42117/FLAG6ca005f7c [2020-10-19 18:28:17,610 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/777ea4a66/f986f3fba3a3437882634d3c19b42117 [2020-10-19 18:28:17,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:17,619 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:17,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:17,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:17,624 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:17,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:17" (1/1) ... [2020-10-19 18:28:17,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a74153a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:17, skipping insertion in model container [2020-10-19 18:28:17,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:17" (1/1) ... [2020-10-19 18:28:17,636 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:17,712 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:18,912 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 [2020-10-19 18:28:18,913 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50e7b12c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:18, skipping insertion in model container [2020-10-19 18:28:18,913 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:18,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:18,917 INFO L168 Benchmark]: Toolchain (without parser) took 1301.80 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:18,918 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:18,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1293.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:18,922 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1293.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 143.7 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -156.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 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 0.1.25-906a4fb [2020-10-19 18:28:20,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:20,656 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:20,701 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:20,702 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:20,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:20,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:20,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:20,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:20,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:20,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:20,729 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:20,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:20,733 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:20,734 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:20,736 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:20,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:20,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:20,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:20,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:20,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:20,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:20,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:20,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:20,774 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:20,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:20,775 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:20,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:20,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:20,780 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:20,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:20,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:20,785 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:20,787 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:20,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:20,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:20,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:20,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:20,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:20,794 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:20,794 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:20,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:20,836 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:20,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:20,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:20,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:20,839 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:20,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:20,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:20,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:20,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:20,841 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:20,842 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:20,842 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:20,843 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:20,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:20,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:20,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:20,844 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:20,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:20,845 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:20,845 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:20,845 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:20,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:20,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:20,846 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:20,847 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:20,847 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:20,847 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:20,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:20,848 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 [2020-10-19 18:28:21,206 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:21,217 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:21,221 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:21,223 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:21,223 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:21,224 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-19 18:28:21,310 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e3f6890/f4cf722149de4f629ffcf9469a59f0ac/FLAGc7a9af279 [2020-10-19 18:28:22,037 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:22,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-19 18:28:22,083 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e3f6890/f4cf722149de4f629ffcf9469a59f0ac/FLAGc7a9af279 [2020-10-19 18:28:22,174 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35e3f6890/f4cf722149de4f629ffcf9469a59f0ac [2020-10-19 18:28:22,177 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:22,183 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:22,185 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:22,185 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:22,188 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:22,189 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:22" (1/1) ... [2020-10-19 18:28:22,193 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b456b35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:22, skipping insertion in model container [2020-10-19 18:28:22,193 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:22" (1/1) ... [2020-10-19 18:28:22,201 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:22,300 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:23,491 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 [2020-10-19 18:28:23,492 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@796571a0 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 18:28:23,492 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:23,492 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:23,495 INFO L168 Benchmark]: Toolchain (without parser) took 1315.37 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:23,496 INFO L168 Benchmark]: CDTParser took 0.21 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 18:28:23,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1307.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:23,499 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1307.79 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.5 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -159.3 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 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...