./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7e1ff0e6 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/sync-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:45:04,806 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:04,808 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:04,829 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:04,830 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:04,831 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:04,831 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:04,832 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:04,833 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:04,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:04,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:04,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:04,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:04,836 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:04,837 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:04,837 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:04,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:04,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:04,839 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:04,841 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:04,844 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:04,845 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:04,847 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:04,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:04,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:04,855 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:04,855 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:04,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:04,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:04,857 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:04,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:04,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:04,860 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:04,860 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:04,861 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:04,862 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:04,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:04,863 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:04,863 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:04,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:04,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:04,866 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:45:04,881 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:04,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:04,881 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:04,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:04,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:04,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:04,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:04,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:04,884 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:04,884 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:04,885 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:04,886 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:04,886 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:04,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:04,886 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:04,886 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:04,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:04,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:04,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:04,887 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:45:04,887 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:45:04,887 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:04,887 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:04,887 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:04,888 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:04,888 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-15 01:45:05,084 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:05,103 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:05,105 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:05,106 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:05,107 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:05,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 01:45:06,021 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:06,312 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:06,313 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 01:45:06,336 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd10d660/b82ba364a9454a22b971a2ea685bb728/FLAG3030036eb [2023-02-15 01:45:06,352 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5cd10d660/b82ba364a9454a22b971a2ea685bb728 [2023-02-15 01:45:06,354 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:06,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:06,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:06,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:06,360 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:06,361 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:06" (1/1) ... [2023-02-15 01:45:06,362 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@140ef9d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:06, skipping insertion in model container [2023-02-15 01:45:06,363 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:06" (1/1) ... [2023-02-15 01:45:06,367 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:06,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:06,907 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:06,930 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:06,939 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-15 01:45:06,940 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7abc975e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:06, skipping insertion in model container [2023-02-15 01:45:06,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:06,941 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:06,942 INFO L158 Benchmark]: Toolchain (without parser) took 585.54ms. Allocated memory is still 125.8MB. Free memory was 86.8MB in the beginning and 66.8MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-15 01:45:06,944 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:06,944 INFO L158 Benchmark]: CACSL2BoogieTranslator took 583.25ms. Allocated memory is still 125.8MB. Free memory was 86.8MB in the beginning and 66.8MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-15 01:45:06,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 104.9MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 583.25ms. Allocated memory is still 125.8MB. Free memory was 86.8MB in the beginning and 66.8MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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/sync-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:45:08,606 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:45:08,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:45:08,642 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:45:08,642 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:45:08,643 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:45:08,646 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:45:08,652 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:45:08,654 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:45:08,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:45:08,660 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:45:08,661 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:45:08,662 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:45:08,664 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:45:08,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:45:08,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:45:08,668 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:45:08,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:45:08,673 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:45:08,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:45:08,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:45:08,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:45:08,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:45:08,680 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:45:08,684 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:45:08,687 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:45:08,688 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:45:08,689 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:45:08,690 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:45:08,691 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:45:08,691 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:45:08,692 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:45:08,693 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:45:08,694 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:45:08,695 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:45:08,695 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:45:08,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:45:08,696 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:45:08,696 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:45:08,696 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:45:08,697 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:45:08,702 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:45:08,722 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:45:08,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:45:08,723 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:45:08,724 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:45:08,724 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:45:08,725 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:45:08,725 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:45:08,726 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:45:08,726 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:45:08,726 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:45:08,727 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:45:08,727 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:45:08,727 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:45:08,727 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:45:08,727 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:45:08,728 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:45:08,728 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:45:08,728 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:45:08,728 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:45:08,728 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:45:08,728 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:45:08,728 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:45:08,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:45:08,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:45:08,729 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:45:08,729 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:45:08,729 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:45:08,729 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:45:08,730 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:45:08,730 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:45:08,730 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:45:08,730 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:45:08,730 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:45:08,730 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:45:08,731 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-15 01:45:09,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:09,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:09,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:09,024 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:09,025 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:09,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 01:45:10,003 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:10,287 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:10,287 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-15 01:45:10,306 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ae36f18/8c01694cabc341aeabaa2501b73b554c/FLAGf3eaecb7b [2023-02-15 01:45:10,321 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d4ae36f18/8c01694cabc341aeabaa2501b73b554c [2023-02-15 01:45:10,323 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:10,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:10,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:10,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:10,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:10,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:10" (1/1) ... [2023-02-15 01:45:10,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10996159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:10, skipping insertion in model container [2023-02-15 01:45:10,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:10" (1/1) ... [2023-02-15 01:45:10,336 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:10,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:10,956 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 01:45:10,969 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 01:45:10,978 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-15 01:45:10,978 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@d30d3a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:10, skipping insertion in model container [2023-02-15 01:45:10,979 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:10,979 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:10,981 INFO L158 Benchmark]: Toolchain (without parser) took 655.80ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 66.4MB in the end (delta: -738.4kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-02-15 01:45:10,982 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 67.1MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:10,982 INFO L158 Benchmark]: CACSL2BoogieTranslator took 653.31ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 66.4MB in the end (delta: -738.4kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-02-15 01:45:10,983 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 67.1MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 653.31ms. Allocated memory is still 92.3MB. Free memory was 65.7MB in the beginning and 66.4MB in the end (delta: -738.4kB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg 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