./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/seq-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version e8d55036 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/seq-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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:48,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:48,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:48,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:48,684 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:48,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:48,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:48,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:48,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:48,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:48,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:48,697 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:48,698 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:48,702 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:48,704 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:48,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:48,707 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:48,707 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:48,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:48,710 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:48,713 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:48,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:48,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:48,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:48,718 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:48,721 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:48,722 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:48,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:48,723 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:48,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:48,725 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:48,726 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:48,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:48,727 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:48,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:48,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:48,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:48,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:48,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:48,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:48,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:48,733 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 22:35:48,767 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:48,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:48,768 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:48,768 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:48,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:48,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:48,769 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:48,769 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:48,770 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:48,770 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:48,770 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:48,771 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:48,772 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:48,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:48,772 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:48,772 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:48,772 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:48,772 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:48,773 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:48,773 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 22:35:48,773 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 22:35:48,773 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:48,773 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:48,773 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:48,774 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:48,774 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2023-02-15 22:35:48,974 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:48,993 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:48,996 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:48,997 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:48,997 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:48,998 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2023-02-15 22:35:50,121 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:50,395 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:50,397 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2023-02-15 22:35:50,415 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3749d8fb/8508d6d584a04e5eb27329cdb737b1fb/FLAG395091e15 [2023-02-15 22:35:50,431 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d3749d8fb/8508d6d584a04e5eb27329cdb737b1fb [2023-02-15 22:35:50,434 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:50,441 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:50,443 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:50,443 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:50,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:50,446 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:50" (1/1) ... [2023-02-15 22:35:50,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ccbfee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:50, skipping insertion in model container [2023-02-15 22:35:50,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:50" (1/1) ... [2023-02-15 22:35:50,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:50,519 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:51,263 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 22:35:51,264 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 22:35:51,266 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 22:35:51,275 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 22:35:51,276 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 22:35:51,296 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 22:35:51,297 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@77dc2d9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:51, skipping insertion in model container [2023-02-15 22:35:51,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:51,297 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:51,298 INFO L158 Benchmark]: Toolchain (without parser) took 856.93ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 78.3MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-02-15 22:35:51,299 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 123.7MB. Free memory was 91.1MB in the beginning and 91.1MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:51,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 854.31ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 78.3MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-02-15 22:35:51,300 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 123.7MB. Free memory was 91.1MB in the beginning and 91.1MB in the end (delta: 26.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 854.31ms. Allocated memory is still 153.1MB. Free memory was 106.8MB in the beginning and 78.3MB in the end (delta: 28.5MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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/seq-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 efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 --- Real Ultimate output --- This is Ultimate 0.2.2-?-e8d5503-m [2023-02-15 22:35:53,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 22:35:53,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 22:35:53,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 22:35:53,271 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 22:35:53,271 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 22:35:53,272 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 22:35:53,274 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 22:35:53,275 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 22:35:53,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 22:35:53,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 22:35:53,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 22:35:53,279 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 22:35:53,283 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 22:35:53,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 22:35:53,285 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 22:35:53,286 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 22:35:53,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 22:35:53,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 22:35:53,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 22:35:53,295 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 22:35:53,296 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 22:35:53,297 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 22:35:53,298 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 22:35:53,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 22:35:53,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 22:35:53,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 22:35:53,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 22:35:53,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 22:35:53,305 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 22:35:53,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 22:35:53,306 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 22:35:53,307 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 22:35:53,307 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 22:35:53,308 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 22:35:53,308 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 22:35:53,309 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 22:35:53,309 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 22:35:53,309 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 22:35:53,310 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 22:35:53,310 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 22:35:53,311 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 22:35:53,338 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 22:35:53,339 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 22:35:53,339 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 22:35:53,339 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 22:35:53,340 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 22:35:53,340 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 22:35:53,340 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 22:35:53,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 22:35:53,341 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 22:35:53,341 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 22:35:53,342 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 22:35:53,342 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 22:35:53,342 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 22:35:53,342 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 22:35:53,342 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 22:35:53,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 22:35:53,342 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 22:35:53,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 22:35:53,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 22:35:53,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 22:35:53,343 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 22:35:53,343 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 22:35:53,343 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 22:35:53,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 22:35:53,344 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 22:35:53,344 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 22:35:53,344 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 22:35:53,344 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 22:35:53,344 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> efbd644a4f2fdb07aa594786bff63c8c6bd3ce82d2b68f53d875efbd89bba6a1 [2023-02-15 22:35:53,582 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 22:35:53,600 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 22:35:53,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 22:35:53,603 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 22:35:53,603 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 22:35:53,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2023-02-15 22:35:54,698 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 22:35:55,012 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 22:35:55,013 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2023-02-15 22:35:55,037 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1306a29/00ad91618e6943888309d30d4bedc0b6/FLAGbcdcdd57b [2023-02-15 22:35:55,051 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f1306a29/00ad91618e6943888309d30d4bedc0b6 [2023-02-15 22:35:55,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 22:35:55,054 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 22:35:55,055 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:55,055 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 22:35:55,057 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 22:35:55,058 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:55" (1/1) ... [2023-02-15 22:35:55,059 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4efd436c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:55, skipping insertion in model container [2023-02-15 22:35:55,059 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 10:35:55" (1/1) ... [2023-02-15 22:35:55,063 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 22:35:55,128 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 22:35:55,782 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-15 22:35:55,783 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-15 22:35:55,786 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-15 22:35:55,803 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-15 22:35:55,811 WARN L623 FunctionHandler]: Unknown extern function fflush [2023-02-15 22:35:55,843 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2023-02-15 22:35:55,844 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@24f1cb1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 10:35:55, skipping insertion in model container [2023-02-15 22:35:55,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 22:35:55,844 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 22:35:55,846 INFO L158 Benchmark]: Toolchain (without parser) took 791.06ms. Allocated memory is still 73.4MB. Free memory was 44.9MB in the beginning and 33.0MB in the end (delta: 11.9MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-02-15 22:35:55,846 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 58.7MB. Free memory was 35.7MB in the beginning and 35.6MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 22:35:55,847 INFO L158 Benchmark]: CACSL2BoogieTranslator took 789.38ms. Allocated memory is still 73.4MB. Free memory was 44.7MB in the beginning and 33.2MB in the end (delta: 11.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-02-15 22:35:55,848 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 58.7MB. Free memory was 35.7MB in the beginning and 35.6MB in the end (delta: 44.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 789.38ms. Allocated memory is still 73.4MB. Free memory was 44.7MB in the beginning and 33.2MB in the end (delta: 11.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die 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