./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 54858612 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2b37a2989873bccb38a599c5f72aafffdd60cc5a .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 0.2.0-5485861 [2020-10-26 04:00:40,035 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:40,038 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:40,073 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:40,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:40,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:40,082 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:40,084 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:40,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:40,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:40,089 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:40,090 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:40,090 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:40,092 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:40,093 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:40,094 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:40,095 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:40,097 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:40,098 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:40,101 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:40,103 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:40,107 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:40,108 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:40,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:40,113 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:40,113 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:40,114 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:40,115 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:40,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:40,117 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:40,117 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:40,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:40,119 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:40,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:40,121 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:40,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:40,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:40,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:40,123 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:40,125 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:40,125 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:40,127 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:00:40,161 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:40,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:40,166 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:40,168 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:40,168 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:40,168 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:40,169 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:40,169 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:40,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:40,169 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:40,171 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:40,171 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:40,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:40,172 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:40,172 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:40,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:40,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:40,173 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:40,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:40,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:40,174 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:40,174 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:40,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:00:40,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:00:40,175 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:40,175 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-10-26 04:00:40,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:40,714 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:40,718 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:40,720 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:40,721 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:40,722 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-26 04:00:40,803 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51e1d9efc/4c2d64bf6d6c48568e8eeccfae67fad2/FLAG40c9e1d3c [2020-10-26 04:00:41,708 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:41,710 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-26 04:00:41,760 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51e1d9efc/4c2d64bf6d6c48568e8eeccfae67fad2/FLAG40c9e1d3c [2020-10-26 04:00:42,256 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/51e1d9efc/4c2d64bf6d6c48568e8eeccfae67fad2 [2020-10-26 04:00:42,259 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:42,265 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:42,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:42,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:42,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:42,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:42" (1/1) ... [2020-10-26 04:00:42,277 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50d0e41 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:42, skipping insertion in model container [2020-10-26 04:00:42,277 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:42" (1/1) ... [2020-10-26 04:00:42,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:42,361 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:43,329 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 [2020-10-26 04:00:43,330 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@489da218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:43, skipping insertion in model container [2020-10-26 04:00:43,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:43,331 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:43,334 INFO L168 Benchmark]: Toolchain (without parser) took 1071.67 ms. Allocated memory is still 48.2 MB. Free memory was 30.4 MB in the beginning and 23.5 MB in the end (delta: 6.9 MB). Peak memory consumption was 16.4 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:43,335 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 39.8 MB. Free memory was 17.9 MB in the beginning and 17.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:43,336 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1063.86 ms. Allocated memory is still 48.2 MB. Free memory was 29.8 MB in the beginning and 23.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:43,338 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 39.8 MB. Free memory was 17.9 MB in the beginning and 17.8 MB in the end (delta: 70.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1063.86 ms. Allocated memory is still 48.2 MB. Free memory was 29.8 MB in the beginning and 23.5 MB in the end (delta: 6.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 16.1 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 0.2.0-5485861 [2020-10-26 04:00:45,694 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:45,699 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:45,751 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:45,752 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:45,757 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:45,760 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:45,766 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:45,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:45,779 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:45,780 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:45,782 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:45,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:45,786 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:45,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:45,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:45,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:45,793 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:45,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:45,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:45,807 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:45,808 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:45,810 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:45,812 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:45,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:45,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:45,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:45,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:45,825 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:45,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:45,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:45,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:45,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:45,831 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:45,833 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:45,833 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:45,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:45,834 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:45,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:45,840 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:45,847 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:45,848 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:00:45,908 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:45,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:45,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:45,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:45,913 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:45,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:45,913 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:45,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:45,913 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:45,914 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:45,915 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:45,915 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:45,915 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:45,916 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:45,916 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:00:45,916 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:00:45,916 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:45,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:45,917 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:45,917 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:45,917 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:45,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:45,918 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:45,918 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:45,918 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:00:45,918 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:00:45,919 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:45,919 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:00:45,919 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-10-26 04:00:46,323 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:46,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:46,362 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:46,364 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:46,365 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:46,367 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-26 04:00:46,446 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b1011807/d5f187df545d4000a18c17894d0671f9/FLAGa5122cf8d [2020-10-26 04:00:47,388 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:47,388 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-10-26 04:00:47,432 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b1011807/d5f187df545d4000a18c17894d0671f9/FLAGa5122cf8d [2020-10-26 04:00:47,460 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9b1011807/d5f187df545d4000a18c17894d0671f9 [2020-10-26 04:00:47,463 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:47,470 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:47,472 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:47,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:47,476 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:47,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:47" (1/1) ... [2020-10-26 04:00:47,481 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1825ffda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:47, skipping insertion in model container [2020-10-26 04:00:47,481 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:47" (1/1) ... [2020-10-26 04:00:47,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:47,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:48,799 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 [2020-10-26 04:00:48,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7f450309 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:48, skipping insertion in model container [2020-10-26 04:00:48,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:48,801 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:48,805 INFO L168 Benchmark]: Toolchain (without parser) took 1337.41 ms. Allocated memory was 46.1 MB in the beginning and 60.8 MB in the end (delta: 14.7 MB). Free memory was 29.0 MB in the beginning and 32.0 MB in the end (delta: -3.0 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:48,807 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 37.7 MB. Free memory was 20.8 MB in the beginning and 20.7 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:48,811 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1329.17 ms. Allocated memory was 46.1 MB in the beginning and 60.8 MB in the end (delta: 14.7 MB). Free memory was 28.3 MB in the beginning and 32.0 MB in the end (delta: -3.7 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:48,814 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 37.7 MB. Free memory was 20.8 MB in the beginning and 20.7 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1329.17 ms. Allocated memory was 46.1 MB in the beginning and 60.8 MB in the end (delta: 14.7 MB). Free memory was 28.3 MB in the beginning and 32.0 MB in the end (delta: -3.7 MB). Peak memory consumption was 11.1 MB. Max. memory is 16.1 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...