./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 a31fd051 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-?-a31fd05 [2023-02-15 13:34:27,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:34:27,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:34:27,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:34:27,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:34:27,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:34:27,295 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:34:27,297 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:34:27,298 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:34:27,303 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:34:27,304 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:34:27,305 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:34:27,306 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:34:27,308 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:34:27,309 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:34:27,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:34:27,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:34:27,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:34:27,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:34:27,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:34:27,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:34:27,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:34:27,320 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:34:27,321 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:34:27,328 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:34:27,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:34:27,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:34:27,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:34:27,331 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:34:27,331 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:34:27,332 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:34:27,332 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:34:27,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:34:27,335 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:34:27,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:34:27,336 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:34:27,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:34:27,336 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:34:27,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:34:27,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:34:27,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:34:27,340 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 13:34:27,362 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:34:27,362 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:34:27,362 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:34:27,362 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:34:27,363 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:34:27,363 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:34:27,364 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:34:27,364 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:34:27,364 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:34:27,364 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:34:27,364 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:34:27,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:34:27,365 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:34:27,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:34:27,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:34:27,366 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:34:27,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:34:27,367 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:34:27,367 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-15 13:34:27,574 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:34:27,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:34:27,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:34:27,599 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:34:27,599 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:34:27,600 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-15 13:34:28,687 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:34:29,057 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:34:29,058 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-15 13:34:29,090 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b3e4d233/25ec98ef308a4defba1f8861fcab26f0/FLAG9b40f12ac [2023-02-15 13:34:29,111 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3b3e4d233/25ec98ef308a4defba1f8861fcab26f0 [2023-02-15 13:34:29,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:34:29,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:34:29,119 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:29,119 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:34:29,122 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:34:29,123 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:29" (1/1) ... [2023-02-15 13:34:29,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572eb89e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:29, skipping insertion in model container [2023-02-15 13:34:29,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:29" (1/1) ... [2023-02-15 13:34:29,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:34:29,187 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:34:29,893 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:34:29,912 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:34:29,930 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-15 13:34:29,933 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@8635db5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:29, skipping insertion in model container [2023-02-15 13:34:29,933 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:29,933 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:34:29,935 INFO L158 Benchmark]: Toolchain (without parser) took 818.55ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 85.3MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-15 13:34:29,937 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 102.8MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:34:29,937 INFO L158 Benchmark]: CACSL2BoogieTranslator took 814.08ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 85.3MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-02-15 13:34:29,939 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 102.8MB. Free memory is still 55.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 814.08ms. Allocated memory is still 142.6MB. Free memory was 107.6MB in the beginning and 85.3MB in the end (delta: 22.4MB). Peak memory consumption was 25.2MB. 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 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-?-a31fd05 [2023-02-15 13:34:31,760 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 13:34:31,762 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 13:34:31,785 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 13:34:31,786 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 13:34:31,787 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 13:34:31,788 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 13:34:31,789 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 13:34:31,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 13:34:31,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 13:34:31,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 13:34:31,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 13:34:31,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 13:34:31,794 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 13:34:31,795 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 13:34:31,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 13:34:31,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 13:34:31,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 13:34:31,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 13:34:31,801 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 13:34:31,803 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 13:34:31,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 13:34:31,805 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 13:34:31,805 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 13:34:31,808 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 13:34:31,809 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 13:34:31,809 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 13:34:31,810 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 13:34:31,810 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 13:34:31,811 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 13:34:31,812 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 13:34:31,812 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 13:34:31,813 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 13:34:31,814 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 13:34:31,814 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 13:34:31,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 13:34:31,815 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 13:34:31,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 13:34:31,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 13:34:31,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 13:34:31,817 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 13:34:31,818 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 13:34:31,846 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 13:34:31,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 13:34:31,847 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 13:34:31,847 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 13:34:31,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 13:34:31,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 13:34:31,849 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 13:34:31,849 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 13:34:31,850 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 13:34:31,850 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 13:34:31,850 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 13:34:31,850 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 13:34:31,851 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 13:34:31,851 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 13:34:31,851 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 13:34:31,851 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 13:34:31,852 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 13:34:31,852 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 13:34:31,852 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 13:34:31,853 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 13:34:31,853 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 13:34:31,853 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 13:34:31,854 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 13:34:31,854 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 13:34:31,854 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 13:34:31,854 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 13:34:31,855 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 13:34:31,855 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 13:34:31,855 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 13:34:31,855 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 13:34:31,856 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 13:34:31,856 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 13:34:31,856 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 13:34:31,856 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 13:34:31,857 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-15 13:34:32,162 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 13:34:32,179 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 13:34:32,182 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 13:34:32,183 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 13:34:32,184 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 13:34:32,185 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-15 13:34:33,274 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 13:34:33,650 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 13:34:33,651 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-15 13:34:33,684 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9578a8f36/5bce2fc25eaa433ab0f6dc4f28242743/FLAG96e4fa40b [2023-02-15 13:34:33,700 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9578a8f36/5bce2fc25eaa433ab0f6dc4f28242743 [2023-02-15 13:34:33,702 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 13:34:33,703 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 13:34:33,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:33,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 13:34:33,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 13:34:33,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:33" (1/1) ... [2023-02-15 13:34:33,713 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@518f3a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:33, skipping insertion in model container [2023-02-15 13:34:33,713 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:34:33" (1/1) ... [2023-02-15 13:34:33,719 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 13:34:33,786 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 13:34:34,559 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 13:34:34,577 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 13:34:34,589 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-15 13:34:34,592 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b92c6ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:34:34, skipping insertion in model container [2023-02-15 13:34:34,593 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 13:34:34,593 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 13:34:34,595 INFO L158 Benchmark]: Toolchain (without parser) took 890.50ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 56.0MB in the end (delta: 4.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-02-15 13:34:34,596 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 13:34:34,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.39ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 56.0MB in the end (delta: 4.8MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2023-02-15 13:34:34,598 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 62.9MB. Free memory was 40.9MB in the beginning and 40.8MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.39ms. Allocated memory is still 83.9MB. Free memory was 60.8MB in the beginning and 56.0MB in the end (delta: 4.8MB). Peak memory consumption was 23.8MB. 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