./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 20ed64ec 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-dev-20ed64e [2021-08-27 08:20:02,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:20:02,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:20:02,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:20:02,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:20:02,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:20:02,935 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:20:02,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:20:02,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:20:02,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:20:02,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:20:02,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:20:02,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:20:02,954 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:20:02,955 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:20:02,958 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:20:02,960 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:20:02,960 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:20:02,962 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:20:02,967 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:20:02,968 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:20:02,969 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:20:02,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:20:02,972 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:20:02,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:20:02,975 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:20:02,975 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:20:02,977 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:20:02,977 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:20:02,978 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:20:02,978 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:20:02,978 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:20:02,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:20:02,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:20:02,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:20:02,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:20:02,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:20:02,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:20:02,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:20:02,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:20:02,984 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:20:02,987 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-27 08:20:03,014 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:20:03,014 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:20:03,015 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:20:03,015 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:20:03,017 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:20:03,017 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:20:03,017 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:20:03,017 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:20:03,018 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:20:03,018 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:20:03,018 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:20:03,019 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:20:03,019 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:20:03,019 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:20:03,019 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:20:03,019 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:20:03,019 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:20:03,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:20:03,020 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:20:03,020 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:20:03,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:20:03,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:20:03,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:20:03,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 08:20:03,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 08:20:03,021 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:20:03,021 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-08-27 08:20:03,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:20:03,361 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:20:03,363 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:20:03,364 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:20:03,365 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:20:03,366 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-27 08:20:03,421 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5cdca3a/a81037a0c7b447d08dd72e0840f5fffe/FLAG4f1642ed6 [2021-08-27 08:20:04,036 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:04,039 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-27 08:20:04,069 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5cdca3a/a81037a0c7b447d08dd72e0840f5fffe/FLAG4f1642ed6 [2021-08-27 08:20:04,252 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5cdca3a/a81037a0c7b447d08dd72e0840f5fffe [2021-08-27 08:20:04,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:04,256 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:04,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:04,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:04,260 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:04,261 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:04" (1/1) ... [2021-08-27 08:20:04,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d9fc9e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:04, skipping insertion in model container [2021-08-27 08:20:04,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:04" (1/1) ... [2021-08-27 08:20:04,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:04,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:05,138 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 [2021-08-27 08:20:05,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bbb42ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:05, skipping insertion in model container [2021-08-27 08:20:05,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:05,139 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:20:05,141 INFO L168 Benchmark]: Toolchain (without parser) took 883.74 ms. Allocated memory is still 79.7 MB. Free memory was 57.9 MB in the beginning and 46.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 17.2 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:05,142 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 79.7 MB. Free memory is still 60.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:05,143 INFO L168 Benchmark]: CACSL2BoogieTranslator took 881.80 ms. Allocated memory is still 79.7 MB. Free memory was 57.8 MB in the beginning and 46.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:05,145 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 79.7 MB. Free memory is still 60.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 881.80 ms. Allocated memory is still 79.7 MB. Free memory was 57.8 MB in the beginning and 46.2 MB in the end (delta: 11.5 MB). Peak memory consumption was 15.1 MB. Max. memory is 16.1 GB. * 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-dev-20ed64e [2021-08-27 08:20:06,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:20:06,702 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:20:06,735 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:20:06,736 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:20:06,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:20:06,740 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:20:06,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:20:06,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:20:06,750 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:20:06,751 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:20:06,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:20:06,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:20:06,756 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:20:06,758 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:20:06,761 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:20:06,762 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:20:06,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:20:06,764 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:20:06,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:20:06,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:20:06,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:20:06,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:20:06,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:20:06,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:20:06,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:20:06,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:20:06,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:20:06,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:20:06,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:20:06,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:20:06,781 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:20:06,783 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:20:06,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:20:06,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:20:06,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:20:06,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:20:06,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:20:06,786 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:20:06,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:20:06,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:20:06,791 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-27 08:20:06,821 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:20:06,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:20:06,822 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:20:06,822 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:20:06,825 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:20:06,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:20:06,826 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:20:06,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:20:06,826 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:20:06,826 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:20:06,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:20:06,827 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:20:06,827 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:20:06,827 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:20:06,828 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:20:06,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:20:06,828 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 08:20:06,828 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 08:20:06,828 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:20:06,829 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:20:06,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:20:06,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:20:06,834 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:20:06,834 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:20:06,835 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:20:06,835 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 08:20:06,835 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 08:20:06,835 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:20:06,835 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 08:20:06,835 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e79e6a5f98cba091bdf5878be39b9841adfd39e [2021-08-27 08:20:07,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:20:07,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:20:07,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:20:07,120 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:20:07,120 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:20:07,121 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-27 08:20:07,185 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/451a4ec97/1367e6ac99e2405198f3d8517376135c/FLAG63699465d [2021-08-27 08:20:07,748 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:07,748 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/who-2.i [2021-08-27 08:20:07,772 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/451a4ec97/1367e6ac99e2405198f3d8517376135c/FLAG63699465d [2021-08-27 08:20:08,189 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/451a4ec97/1367e6ac99e2405198f3d8517376135c [2021-08-27 08:20:08,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:08,193 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:08,197 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:08,197 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:08,200 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:08,201 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:08" (1/1) ... [2021-08-27 08:20:08,202 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61bb02e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:08, skipping insertion in model container [2021-08-27 08:20:08,202 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:08" (1/1) ... [2021-08-27 08:20:08,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:08,292 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:09,417 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 [2021-08-27 08:20:09,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@78ac4cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:09, skipping insertion in model container [2021-08-27 08:20:09,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:09,419 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:20:09,421 INFO L168 Benchmark]: Toolchain (without parser) took 1226.81 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 35.2 MB in the beginning and 36.7 MB in the end (delta: -1.4 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:09,422 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.1 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:09,423 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1222.21 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 35.1 MB in the beginning and 36.7 MB in the end (delta: -1.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:09,424 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 52.4 MB. Free memory was 34.2 MB in the beginning and 34.1 MB in the end (delta: 71.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1222.21 ms. Allocated memory was 52.4 MB in the beginning and 71.3 MB in the end (delta: 18.9 MB). Free memory was 35.1 MB in the beginning and 36.7 MB in the end (delta: -1.6 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * 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...