./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/who-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 5fbdf5bf 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/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 2e79e6a5f98cba091bdf5878be39b9841adfd39e ............................................................................................................................... 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/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 2e79e6a5f98cba091bdf5878be39b9841adfd39e .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:39:58,580 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:39:58,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:39:58,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:39:58,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:39:58,618 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:39:58,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:39:58,620 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:39:58,621 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:39:58,622 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:39:58,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:39:58,623 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:39:58,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:39:58,624 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:39:58,625 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:39:58,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:39:58,627 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:39:58,627 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:39:58,628 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:39:58,631 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:39:58,636 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:39:58,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:39:58,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:39:58,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:39:58,644 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:39:58,652 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:39:58,653 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:39:58,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:39:58,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:39:58,654 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:39:58,654 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:39:58,655 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:39:58,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:39:58,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:39:58,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:39:58,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:39:58,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:39:58,657 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:39:58,657 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:39:58,658 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:39:58,658 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:39:58,665 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-30 19:39:58,693 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:39:58,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:39:58,695 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:39:58,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:39:58,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:39:58,697 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:39:58,697 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:39:58,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:39:58,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:39:58,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:39:58,698 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:39:58,698 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:39:58,698 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:39:58,698 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:39:58,699 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:39:58,699 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:39:58,699 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:39:58,699 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:39:58,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:39:58,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:39:58,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:39:58,700 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:39:58,700 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:39:58,700 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-30 19:39:58,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-30 19:39:58,700 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:39:58,701 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-08-30 19:39:58,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:39:58,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:39:58,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:39:58,962 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:39:58,963 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:39:58,964 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-30 19:39:59,005 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14eeffe2f/2a7d1377f70548febbeb1c4aa32914a3/FLAG9b593d273 [2021-08-30 19:39:59,510 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:39:59,511 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-30 19:39:59,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14eeffe2f/2a7d1377f70548febbeb1c4aa32914a3/FLAG9b593d273 [2021-08-30 19:39:59,776 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/14eeffe2f/2a7d1377f70548febbeb1c4aa32914a3 [2021-08-30 19:39:59,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:39:59,780 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:39:59,782 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:39:59,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:39:59,785 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:39:59,786 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:59" (1/1) ... [2021-08-30 19:39:59,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51323d7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:39:59, skipping insertion in model container [2021-08-30 19:39:59,787 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:39:59" (1/1) ... [2021-08-30 19:39:59,792 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:39:59,847 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:40:00,571 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 [2021-08-30 19:40:00,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7c27b902 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:40:00, skipping insertion in model container [2021-08-30 19:40:00,578 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:40:00,579 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:40:00,581 INFO L158 Benchmark]: Toolchain (without parser) took 799.59ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.5MB in the beginning and 37.6MB in the end (delta: -5.1MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-08-30 19:40:00,581 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:40:00,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 797.09ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 37.8MB in the end (delta: -5.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. [2021-08-30 19:40:00,583 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 38.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 797.09ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 37.8MB in the end (delta: -5.4MB). Peak memory consumption was 14.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-30 19:40:01,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-30 19:40:01,937 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-30 19:40:01,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-30 19:40:01,968 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-30 19:40:01,970 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-30 19:40:01,972 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-30 19:40:01,977 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-30 19:40:01,978 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-30 19:40:01,979 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-30 19:40:01,980 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-30 19:40:01,981 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-30 19:40:01,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-30 19:40:01,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-30 19:40:01,983 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-30 19:40:01,984 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-30 19:40:01,985 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-30 19:40:01,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-30 19:40:01,987 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-30 19:40:01,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-30 19:40:01,992 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-30 19:40:01,995 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-30 19:40:02,001 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-30 19:40:02,002 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-30 19:40:02,006 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-30 19:40:02,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-30 19:40:02,011 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-30 19:40:02,012 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-30 19:40:02,012 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-30 19:40:02,013 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-30 19:40:02,013 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-30 19:40:02,014 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-30 19:40:02,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-30 19:40:02,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-30 19:40:02,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-30 19:40:02,016 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-30 19:40:02,016 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-30 19:40:02,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-30 19:40:02,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-30 19:40:02,017 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-30 19:40:02,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-30 19:40:02,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-30 19:40:02,041 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-30 19:40:02,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-30 19:40:02,043 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-30 19:40:02,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-30 19:40:02,044 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-30 19:40:02,044 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-30 19:40:02,044 INFO L138 SettingsManager]: * Use SBE=true [2021-08-30 19:40:02,045 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-30 19:40:02,045 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-30 19:40:02,045 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-30 19:40:02,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-30 19:40:02,046 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-30 19:40:02,046 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-30 19:40:02,046 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-30 19:40:02,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-30 19:40:02,046 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-30 19:40:02,047 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-30 19:40:02,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-30 19:40:02,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-30 19:40:02,047 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-30 19:40:02,047 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-30 19:40:02,047 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-30 19:40:02,054 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-30 19:40:02,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-30 19:40:02,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-30 19:40:02,054 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-30 19:40:02,054 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-30 19:40:02,055 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-30 19:40:02,055 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-30 19:40:02,055 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-08-30 19:40:02,312 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-30 19:40:02,340 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-30 19:40:02,342 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-30 19:40:02,343 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-30 19:40:02,344 INFO L275 PluginConnector]: CDTParser initialized [2021-08-30 19:40:02,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-30 19:40:02,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe1b32cb7/d661218ab7f844b58cb6438de678a956/FLAG815c296ee [2021-08-30 19:40:02,908 INFO L306 CDTParser]: Found 1 translation units. [2021-08-30 19:40:02,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-30 19:40:02,926 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe1b32cb7/d661218ab7f844b58cb6438de678a956/FLAG815c296ee [2021-08-30 19:40:03,370 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fe1b32cb7/d661218ab7f844b58cb6438de678a956 [2021-08-30 19:40:03,372 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-30 19:40:03,373 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-30 19:40:03,374 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-30 19:40:03,374 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-30 19:40:03,378 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-30 19:40:03,379 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:40:03" (1/1) ... [2021-08-30 19:40:03,380 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74c03918 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:40:03, skipping insertion in model container [2021-08-30 19:40:03,380 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.08 07:40:03" (1/1) ... [2021-08-30 19:40:03,392 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-30 19:40:03,447 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-30 19:40:04,215 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 [2021-08-30 19:40:04,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3e9e9882 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.08 07:40:04, skipping insertion in model container [2021-08-30 19:40:04,216 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-30 19:40:04,217 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-30 19:40:04,219 INFO L158 Benchmark]: Toolchain (without parser) took 845.05ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 24.1MB in the beginning and 45.1MB in the end (delta: -21.0MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-08-30 19:40:04,220 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-30 19:40:04,221 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.93ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 23.9MB in the beginning and 45.1MB in the end (delta: -21.2MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. [2021-08-30 19:40:04,223 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 34.6MB in the beginning and 34.6MB in the end (delta: 33.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.93ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 23.9MB in the beginning and 45.1MB in the end (delta: -21.2MB). Peak memory consumption was 11.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2775]: 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...