./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -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 68eeab8dfb6be190921d4572e0ed222e83b0067a ........................................................................................................................... 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 -ea -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 68eeab8dfb6be190921d4572e0ed222e83b0067a .............................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:21:22,698 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:21:22,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:21:22,712 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:21:22,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:21:22,714 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:21:22,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:21:22,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:21:22,719 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:21:22,720 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:21:22,721 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:21:22,722 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:21:22,723 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:21:22,724 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:21:22,725 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:21:22,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:21:22,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:21:22,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:21:22,730 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:21:22,732 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:21:22,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:21:22,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:21:22,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:21:22,738 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:21:22,741 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:21:22,741 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:21:22,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:21:22,742 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:21:22,743 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:21:22,744 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:21:22,744 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:21:22,745 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:21:22,746 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:21:22,747 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:21:22,748 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:21:22,748 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:21:22,749 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:21:22,749 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:21:22,750 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:21:22,751 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:21:22,751 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:21:22,752 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-07-29 01:21:22,767 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:21:22,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:21:22,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:21:22,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:21:22,770 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:21:22,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:21:22,771 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:21:22,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:21:22,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:21:22,771 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:21:22,772 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:21:22,772 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:21:22,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:21:22,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:21:22,773 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:21:22,773 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:21:22,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:21:22,774 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:21:22,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:21:22,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:21:22,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:21:22,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:21:22,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:21:22,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:21:22,776 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:21:22,776 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 -> 68eeab8dfb6be190921d4572e0ed222e83b0067a [2020-07-29 01:21:23,114 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:21:23,129 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:21:23,132 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:21:23,134 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:21:23,136 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:21:23,137 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-07-29 01:21:23,198 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edb3097a/596ed7bcf7ab4ecda01956dfea1d5287/FLAGf2cf6d242 [2020-07-29 01:21:23,843 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:21:23,844 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-07-29 01:21:23,874 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edb3097a/596ed7bcf7ab4ecda01956dfea1d5287/FLAGf2cf6d242 [2020-07-29 01:21:24,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4edb3097a/596ed7bcf7ab4ecda01956dfea1d5287 [2020-07-29 01:21:24,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:21:24,031 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:21:24,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:24,032 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:21:24,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:21:24,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:24" (1/1) ... [2020-07-29 01:21:24,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a7ccfd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:24, skipping insertion in model container [2020-07-29 01:21:24,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:24" (1/1) ... [2020-07-29 01:21:24,049 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:21:24,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:21:25,738 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 [2020-07-29 01:21:25,741 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2a31ec88 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:25, skipping insertion in model container [2020-07-29 01:21:25,741 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:25,742 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:21:25,748 INFO L168 Benchmark]: Toolchain (without parser) took 1715.41 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:25,749 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:21:25,750 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1709.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:25,754 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1709.85 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 154.1 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -163.2 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2764]: 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 0.1.25-8bd4bc6 [2020-07-29 01:21:27,554 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:21:27,557 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:21:27,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:21:27,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:21:27,578 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:21:27,580 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:21:27,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:21:27,595 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:21:27,598 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:21:27,600 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:21:27,601 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:21:27,602 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:21:27,604 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:21:27,605 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:21:27,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:21:27,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:21:27,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:21:27,611 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:21:27,616 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:21:27,621 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:21:27,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:21:27,626 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:21:27,627 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:21:27,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:21:27,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:21:27,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:21:27,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:21:27,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:21:27,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:21:27,635 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:21:27,636 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:21:27,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:21:27,638 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:21:27,639 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:21:27,640 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:21:27,641 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:21:27,641 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:21:27,641 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:21:27,642 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:21:27,643 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:21:27,644 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-07-29 01:21:27,678 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:21:27,678 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:21:27,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:21:27,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:21:27,683 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:21:27,684 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:21:27,684 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:21:27,684 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:21:27,684 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:21:27,684 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-07-29 01:21:27,685 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-07-29 01:21:27,685 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-07-29 01:21:27,685 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:21:27,685 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-07-29 01:21:27,685 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-29 01:21:27,686 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-29 01:21:27,686 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:21:27,686 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:21:27,688 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:21:27,688 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:21:27,688 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:21:27,689 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:21:27,689 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:21:27,691 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:21:27,693 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-29 01:21:27,694 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-29 01:21:27,694 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:21:27,694 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-29 01:21:27,694 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 -> 68eeab8dfb6be190921d4572e0ed222e83b0067a [2020-07-29 01:21:27,991 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:21:28,008 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:21:28,012 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:21:28,014 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:21:28,014 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:21:28,015 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-07-29 01:21:28,078 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/108ea100d/5797a0b7ead140ba9b0e9754529eac34/FLAG779885d06 [2020-07-29 01:21:28,861 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:21:28,863 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2020-07-29 01:21:28,906 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/108ea100d/5797a0b7ead140ba9b0e9754529eac34/FLAG779885d06 [2020-07-29 01:21:28,956 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/108ea100d/5797a0b7ead140ba9b0e9754529eac34 [2020-07-29 01:21:28,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:21:28,964 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-07-29 01:21:28,965 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:28,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:21:28,969 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:21:28,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:28" (1/1) ... [2020-07-29 01:21:28,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e1f144 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:28, skipping insertion in model container [2020-07-29 01:21:28,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:21:28" (1/1) ... [2020-07-29 01:21:28,981 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:21:29,064 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:21:30,270 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 [2020-07-29 01:21:30,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@612bd7a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:21:30, skipping insertion in model container [2020-07-29 01:21:30,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:21:30,271 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-07-29 01:21:30,275 INFO L168 Benchmark]: Toolchain (without parser) took 1312.39 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:30,276 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:21:30,277 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1306.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:21:30,279 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1306.00 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -147.7 MB). Peak memory consumption was 39.1 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2764]: 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...