./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 574ddb4e 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-?-574ddb4 [2023-02-18 22:33:13,750 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:33:13,752 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:33:13,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:33:13,782 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:33:13,784 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:33:13,786 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:33:13,787 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:33:13,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:33:13,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:33:13,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:33:13,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:33:13,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:33:13,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:33:13,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:33:13,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:33:13,798 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:33:13,799 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:33:13,800 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:33:13,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:33:13,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:33:13,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:33:13,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:33:13,806 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:33:13,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:33:13,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:33:13,812 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:33:13,813 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:33:13,813 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:33:13,814 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:33:13,814 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:33:13,815 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:33:13,816 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:33:13,817 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:33:13,817 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:33:13,817 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:33:13,818 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:33:13,818 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:33:13,818 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:33:13,819 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:33:13,820 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:33:13,821 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 22:33:13,842 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:33:13,842 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:33:13,842 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:33:13,843 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:33:13,843 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:33:13,843 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:33:13,844 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:33:13,844 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:33:13,844 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:33:13,844 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:33:13,845 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:33:13,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:33:13,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:33:13,845 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:33:13,845 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:33:13,845 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:33:13,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:33:13,846 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:33:13,846 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:33:13,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:33:13,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:33:13,846 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:33:13,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:33:13,846 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:33:13,847 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:33:13,847 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-18 22:33:14,022 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:33:14,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:33:14,057 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:33:14,058 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:33:14,058 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:33:14,059 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 22:33:14,996 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:33:15,217 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:33:15,218 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 22:33:15,232 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278b464cf/6bdaf0f713164c048f6ed85372f20093/FLAG64f1af468 [2023-02-18 22:33:15,243 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/278b464cf/6bdaf0f713164c048f6ed85372f20093 [2023-02-18 22:33:15,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:33:15,246 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:33:15,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:15,248 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:33:15,250 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:33:15,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:15" (1/1) ... [2023-02-18 22:33:15,251 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b682f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:15, skipping insertion in model container [2023-02-18 22:33:15,251 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:15" (1/1) ... [2023-02-18 22:33:15,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:33:15,284 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:33:15,797 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 22:33:15,817 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 22:33:15,825 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-18 22:33:15,826 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dacbd6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:15, skipping insertion in model container [2023-02-18 22:33:15,826 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:15,826 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:33:15,828 INFO L158 Benchmark]: Toolchain (without parser) took 580.91ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 119.1MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-02-18 22:33:15,829 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 115.3MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:33:15,829 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.48ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 119.1MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-02-18 22:33:15,834 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 115.3MB. Free memory is still 58.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.48ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 119.1MB in the end (delta: 20.3MB). Peak memory consumption was 18.9MB. 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-?-574ddb4 [2023-02-18 22:33:17,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 22:33:17,347 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 22:33:17,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 22:33:17,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 22:33:17,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 22:33:17,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 22:33:17,388 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 22:33:17,391 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 22:33:17,394 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 22:33:17,395 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 22:33:17,397 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 22:33:17,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 22:33:17,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 22:33:17,400 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 22:33:17,402 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 22:33:17,403 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 22:33:17,404 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 22:33:17,405 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 22:33:17,410 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 22:33:17,411 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 22:33:17,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 22:33:17,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 22:33:17,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 22:33:17,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 22:33:17,417 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 22:33:17,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 22:33:17,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 22:33:17,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 22:33:17,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 22:33:17,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 22:33:17,422 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 22:33:17,423 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 22:33:17,424 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 22:33:17,425 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 22:33:17,425 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 22:33:17,425 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 22:33:17,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 22:33:17,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 22:33:17,426 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 22:33:17,427 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 22:33:17,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 22:33:17,451 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 22:33:17,451 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 22:33:17,452 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 22:33:17,452 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 22:33:17,453 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 22:33:17,453 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 22:33:17,453 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 22:33:17,454 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 22:33:17,454 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 22:33:17,454 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 22:33:17,455 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 22:33:17,456 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 22:33:17,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 22:33:17,456 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 22:33:17,456 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 22:33:17,456 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 22:33:17,456 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 22:33:17,456 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 22:33:17,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 22:33:17,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 22:33:17,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 22:33:17,457 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 22:33:17,457 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 22:33:17,457 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 22:33:17,458 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 22:33:17,458 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 22:33:17,458 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 22:33:17,458 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 22:33:17,458 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 727341e103cd8bce499d9ef3aeff00ef12cc47b8d9139b3e1b87abd8c9cbf8f9 [2023-02-18 22:33:17,703 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 22:33:17,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 22:33:17,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 22:33:17,722 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 22:33:17,722 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 22:33:17,723 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 22:33:18,629 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 22:33:18,921 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 22:33:18,921 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2023-02-18 22:33:18,934 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d197ac9e6/6fa25d64449c4832ae9eb038f097c33d/FLAG7b3961d4e [2023-02-18 22:33:18,946 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d197ac9e6/6fa25d64449c4832ae9eb038f097c33d [2023-02-18 22:33:18,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 22:33:18,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 22:33:18,952 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:18,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 22:33:18,954 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 22:33:18,954 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:18" (1/1) ... [2023-02-18 22:33:18,955 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2071b350 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:18, skipping insertion in model container [2023-02-18 22:33:18,955 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 10:33:18" (1/1) ... [2023-02-18 22:33:18,959 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 22:33:18,995 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 22:33:19,498 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 22:33:19,515 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 22:33:19,520 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2023-02-18 22:33:19,520 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@941c9af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 10:33:19, skipping insertion in model container [2023-02-18 22:33:19,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 22:33:19,521 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 22:33:19,522 INFO L158 Benchmark]: Toolchain (without parser) took 572.59ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 49.9MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-18 22:33:19,522 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 22:33:19,523 INFO L158 Benchmark]: CACSL2BoogieTranslator took 569.37ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 49.9MB in the end (delta: 21.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-18 22:33:19,524 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 65.0MB. Free memory is still 42.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 569.37ms. Allocated memory is still 98.6MB. Free memory was 71.5MB in the beginning and 49.9MB in the end (delta: 21.7MB). 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 Writing output log to file Ultimate.log Result: UNKNOWN