./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 26d01a9c 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-?-26d01a9 [2023-02-17 03:34:25,973 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:34:25,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:34:26,013 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:34:26,014 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:34:26,017 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:34:26,020 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:34:26,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:34:26,025 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:34:26,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:34:26,031 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:34:26,033 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:34:26,034 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:34:26,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:34:26,037 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:34:26,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:34:26,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:34:26,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:34:26,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:34:26,051 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:34:26,052 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:34:26,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:34:26,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:34:26,056 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:34:26,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:34:26,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:34:26,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:34:26,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:34:26,065 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:34:26,066 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:34:26,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:34:26,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:34:26,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:34:26,069 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:34:26,071 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:34:26,071 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:34:26,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:34:26,072 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:34:26,072 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:34:26,073 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:34:26,074 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:34:26,075 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-17 03:34:26,104 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:34:26,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:34:26,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:34:26,106 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:34:26,107 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:34:26,107 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:34:26,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:34:26,108 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:34:26,108 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:34:26,108 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:34:26,109 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:34:26,109 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:34:26,109 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:34:26,109 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:34:26,110 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:34:26,110 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:34:26,110 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:34:26,110 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:34:26,110 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:34:26,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:34:26,111 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:34:26,111 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:34:26,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:34:26,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:34:26,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:34:26,111 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 03:34:26,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 03:34:26,112 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:34:26,112 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:34:26,112 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:34:26,112 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:34:26,113 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-17 03:34:26,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:34:26,353 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:34:26,356 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:34:26,362 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:34:26,362 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:34:26,364 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 03:34:27,574 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:34:27,910 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:34:27,911 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 03:34:27,933 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d4ca92d/675fe9a5de8946d9acc4b4490b5b78f8/FLAGa8324b657 [2023-02-17 03:34:27,951 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/59d4ca92d/675fe9a5de8946d9acc4b4490b5b78f8 [2023-02-17 03:34:27,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:34:27,955 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:34:27,958 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:34:27,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:34:27,961 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:34:27,962 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:34:27" (1/1) ... [2023-02-17 03:34:27,963 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11fd413f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:34:27, skipping insertion in model container [2023-02-17 03:34:27,963 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:34:27" (1/1) ... [2023-02-17 03:34:27,969 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:34:28,063 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:34:28,771 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-17 03:34:28,783 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-17 03:34:28,790 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-17 03:34:28,791 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6de4a7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:34:28, skipping insertion in model container [2023-02-17 03:34:28,791 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 03:34:28,791 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 03:34:28,793 INFO L158 Benchmark]: Toolchain (without parser) took 836.93ms. Allocated memory is still 161.5MB. Free memory was 103.8MB in the beginning and 81.2MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-17 03:34:28,793 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 161.5MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:34:28,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 833.47ms. Allocated memory is still 161.5MB. Free memory was 103.8MB in the beginning and 81.2MB in the end (delta: 22.6MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-02-17 03:34:28,795 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 161.5MB. Free memory is still 136.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 833.47ms. Allocated memory is still 161.5MB. Free memory was 103.8MB in the beginning and 81.2MB 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-?-26d01a9 [2023-02-17 03:34:30,784 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 03:34:30,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 03:34:30,819 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 03:34:30,820 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 03:34:30,821 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 03:34:30,822 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 03:34:30,823 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 03:34:30,825 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 03:34:30,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 03:34:30,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 03:34:30,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 03:34:30,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 03:34:30,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 03:34:30,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 03:34:30,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 03:34:30,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 03:34:30,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 03:34:30,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 03:34:30,838 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 03:34:30,839 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 03:34:30,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 03:34:30,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 03:34:30,844 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 03:34:30,847 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 03:34:30,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 03:34:30,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 03:34:30,848 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 03:34:30,849 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 03:34:30,850 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 03:34:30,850 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 03:34:30,851 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 03:34:30,851 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 03:34:30,852 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 03:34:30,853 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 03:34:30,853 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 03:34:30,854 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 03:34:30,854 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 03:34:30,854 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 03:34:30,855 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 03:34:30,855 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 03:34:30,867 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-17 03:34:30,891 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 03:34:30,894 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 03:34:30,895 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 03:34:30,895 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 03:34:30,896 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 03:34:30,896 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 03:34:30,897 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 03:34:30,897 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 03:34:30,897 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 03:34:30,897 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 03:34:30,898 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 03:34:30,898 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 03:34:30,898 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 03:34:30,899 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 03:34:30,899 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 03:34:30,899 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 03:34:30,899 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 03:34:30,899 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 03:34:30,899 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 03:34:30,900 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 03:34:30,900 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 03:34:30,900 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 03:34:30,900 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 03:34:30,900 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 03:34:30,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 03:34:30,901 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 03:34:30,914 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 03:34:30,914 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 03:34:30,914 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 03:34:30,914 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 03:34:30,915 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 03:34:30,915 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 03:34:30,915 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 03:34:30,915 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 03:34:30,915 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-17 03:34:31,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 03:34:31,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 03:34:31,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 03:34:31,264 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 03:34:31,264 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 03:34:31,266 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 03:34:32,641 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 03:34:33,025 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 03:34:33,026 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 03:34:33,055 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81238f755/1645865b038042b1aebe61fd6884a83a/FLAG88e4d9f6f [2023-02-17 03:34:33,081 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/81238f755/1645865b038042b1aebe61fd6884a83a [2023-02-17 03:34:33,083 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 03:34:33,085 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 03:34:33,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 03:34:33,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 03:34:33,091 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 03:34:33,092 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:34:33" (1/1) ... [2023-02-17 03:34:33,093 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a0e42b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:34:33, skipping insertion in model container [2023-02-17 03:34:33,093 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 03:34:33" (1/1) ... [2023-02-17 03:34:33,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 03:34:33,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 03:34:33,942 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-17 03:34:33,960 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-17 03:34:33,974 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-17 03:34:33,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3b0dd679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 03:34:33, skipping insertion in model container [2023-02-17 03:34:33,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 03:34:33,976 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 03:34:33,978 INFO L158 Benchmark]: Toolchain (without parser) took 891.97ms. Allocated memory is still 88.1MB. Free memory was 61.3MB in the beginning and 58.4MB in the end (delta: 2.9MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-02-17 03:34:33,979 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 03:34:33,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.22ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 58.4MB in the end (delta: 2.7MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-02-17 03:34:33,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 58.7MB. Free memory was 37.1MB in the beginning and 37.0MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.22ms. Allocated memory is still 88.1MB. Free memory was 61.1MB in the beginning and 58.4MB in the end (delta: 2.7MB). Peak memory consumption was 20.2MB. 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