./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5317dae 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/chgrp-incomplete-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:53:18,947 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:53:18,949 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:53:18,981 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:53:18,982 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:53:18,991 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:53:18,993 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:53:18,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:53:19,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:53:19,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:53:19,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:53:19,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:53:19,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:53:19,011 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:53:19,012 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:53:19,013 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:53:19,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:53:19,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:53:19,017 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:53:19,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:53:19,022 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:53:19,031 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:53:19,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:53:19,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:53:19,040 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:53:19,040 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:53:19,041 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:53:19,042 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:53:19,042 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:53:19,043 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:53:19,043 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:53:19,044 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:53:19,045 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:53:19,046 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:53:19,047 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:53:19,048 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:53:19,048 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:53:19,048 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:53:19,049 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:53:19,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:53:19,050 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:53:19,051 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-16 03:53:19,086 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:53:19,086 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:53:19,087 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:53:19,087 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:53:19,087 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:53:19,088 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:53:19,088 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:53:19,088 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:53:19,089 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:53:19,089 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:53:19,090 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:53:19,090 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:53:19,090 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:53:19,090 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:53:19,090 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:53:19,090 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:53:19,091 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:53:19,091 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:53:19,091 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:53:19,092 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:53:19,092 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:53:19,096 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:53:19,096 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:53:19,097 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:53:19,098 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:53:19,098 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 03:53:19,098 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-16 03:53:19,098 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:53:19,099 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:53:19,099 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:53:19,099 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:53:19,099 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-16 03:53:19,299 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:53:19,323 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:53:19,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:53:19,326 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:53:19,326 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:53:19,327 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-16 03:53:20,522 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:53:20,880 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:53:20,880 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-16 03:53:20,905 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2666888c/110159c5957a48c98ad81b1156b9d50e/FLAGd9a8a363f [2023-02-16 03:53:20,921 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c2666888c/110159c5957a48c98ad81b1156b9d50e [2023-02-16 03:53:20,923 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:53:20,925 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:53:20,926 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:53:20,927 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:53:20,929 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:53:20,930 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:53:20" (1/1) ... [2023-02-16 03:53:20,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@666b8810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:53:20, skipping insertion in model container [2023-02-16 03:53:20,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:53:20" (1/1) ... [2023-02-16 03:53:20,936 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:53:21,008 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:53:21,803 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-16 03:53:21,813 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-16 03:53:21,819 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-16 03:53:21,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@15f5fb5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:53:21, skipping insertion in model container [2023-02-16 03:53:21,820 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:53:21,820 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:53:21,822 INFO L158 Benchmark]: Toolchain (without parser) took 895.81ms. Allocated memory is still 134.2MB. Free memory was 94.8MB in the beginning and 71.7MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-16 03:53:21,822 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:53:21,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 893.72ms. Allocated memory is still 134.2MB. Free memory was 94.3MB in the beginning and 71.7MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-16 03:53:21,824 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 102.8MB. Free memory was 66.9MB in the beginning and 66.8MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 893.72ms. Allocated memory is still 134.2MB. Free memory was 94.3MB in the beginning and 71.7MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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/chgrp-incomplete-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:53:23,714 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:53:23,716 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:53:23,754 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:53:23,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:53:23,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:53:23,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:53:23,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:53:23,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:53:23,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:53:23,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:53:23,777 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:53:23,777 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:53:23,779 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:53:23,780 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:53:23,781 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:53:23,782 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:53:23,783 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:53:23,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:53:23,787 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:53:23,788 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:53:23,794 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:53:23,795 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:53:23,795 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:53:23,803 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:53:23,804 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:53:23,804 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:53:23,806 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:53:23,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:53:23,807 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:53:23,807 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:53:23,813 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:53:23,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:53:23,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:53:23,816 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:53:23,816 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:53:23,817 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:53:23,817 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:53:23,817 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:53:23,818 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:53:23,819 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:53:23,819 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-16 03:53:23,852 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:53:23,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:53:23,854 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:53:23,854 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:53:23,855 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:53:23,855 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:53:23,856 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:53:23,856 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:53:23,856 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:53:23,856 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:53:23,857 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:53:23,857 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:53:23,857 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:53:23,858 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:53:23,858 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:53:23,858 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:53:23,858 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:53:23,858 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:53:23,859 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-16 03:53:23,859 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-16 03:53:23,859 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:53:23,859 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:53:23,859 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:53:23,860 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:53:23,860 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:53:23,860 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:53:23,860 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:53:23,860 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-16 03:53:23,861 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-16 03:53:23,861 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:53:23,861 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:53:23,861 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:53:23,862 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-16 03:53:23,862 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:53:23,862 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-16 03:53:24,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:53:24,209 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:53:24,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:53:24,213 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:53:24,213 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:53:24,214 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-16 03:53:25,415 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:53:25,814 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:53:25,814 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-16 03:53:25,843 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c1820bb/6eb1fdb095884d1ba2289c4cb401884b/FLAGed45b929b [2023-02-16 03:53:25,858 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/97c1820bb/6eb1fdb095884d1ba2289c4cb401884b [2023-02-16 03:53:25,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:53:25,861 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:53:25,864 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:53:25,864 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:53:25,866 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:53:25,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:53:25" (1/1) ... [2023-02-16 03:53:25,868 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c3bc946 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:53:25, skipping insertion in model container [2023-02-16 03:53:25,868 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:53:25" (1/1) ... [2023-02-16 03:53:25,874 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:53:25,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:53:26,664 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-16 03:53:26,684 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-16 03:53:26,694 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-16 03:53:26,697 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@41b1a099 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:53:26, skipping insertion in model container [2023-02-16 03:53:26,698 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:53:26,698 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:53:26,700 INFO L158 Benchmark]: Toolchain (without parser) took 837.57ms. Allocated memory is still 77.6MB. Free memory was 51.4MB in the beginning and 46.9MB in the end (delta: 4.5MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-02-16 03:53:26,700 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:53:26,701 INFO L158 Benchmark]: CACSL2BoogieTranslator took 834.53ms. Allocated memory is still 77.6MB. Free memory was 51.1MB in the beginning and 46.9MB in the end (delta: 4.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2023-02-16 03:53:26,702 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 58.7MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 834.53ms. Allocated memory is still 77.6MB. Free memory was 51.1MB in the beginning and 46.9MB in the end (delta: 4.2MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN