./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 26d01a9c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/echo-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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:12:22,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:12:22,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:12:22,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:12:22,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:12:22,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:12:22,520 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:12:22,522 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:12:22,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:12:22,526 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:12:22,528 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:12:22,529 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:12:22,529 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:12:22,531 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:12:22,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:12:22,532 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:12:22,533 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:12:22,534 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:12:22,535 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:12:22,538 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:12:22,539 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:12:22,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:12:22,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:12:22,541 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:12:22,547 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:12:22,547 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:12:22,547 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:12:22,548 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:12:22,548 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:12:22,549 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:12:22,549 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:12:22,549 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:12:22,550 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:12:22,551 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:12:22,552 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:12:22,552 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:12:22,553 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:12:22,553 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:12:22,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:12:22,554 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:12:22,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:12:22,556 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 07:12:22,577 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:12:22,578 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:12:22,578 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:12:22,578 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:12:22,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:12:22,579 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:12:22,579 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:12:22,580 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:12:22,580 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:12:22,580 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:12:22,580 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:12:22,581 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:12:22,582 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:12:22,582 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:12:22,582 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:12:22,582 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:12:22,582 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:12:22,582 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:12:22,582 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:12:22,583 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:12:22,583 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:12:22,583 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:12:22,583 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:12:22,583 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:12:22,583 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2023-02-18 07:12:22,780 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:12:22,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:12:22,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:12:22,802 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:12:22,802 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:12:22,803 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2023-02-18 07:12:23,672 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:12:24,027 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:12:24,028 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2023-02-18 07:12:24,049 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75b4a91d/03c88c946aac4ea69fcaa8703ac70d10/FLAGe34060398 [2023-02-18 07:12:24,060 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b75b4a91d/03c88c946aac4ea69fcaa8703ac70d10 [2023-02-18 07:12:24,062 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:12:24,063 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:12:24,065 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:24,065 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:12:24,067 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:12:24,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:24" (1/1) ... [2023-02-18 07:12:24,068 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@539cd22a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:24, skipping insertion in model container [2023-02-18 07:12:24,068 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:24" (1/1) ... [2023-02-18 07:12:24,073 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:12:24,114 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:12:24,756 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:12:24,763 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:12:24,770 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:12:24,788 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2023-02-18 07:12:24,795 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-18 07:12:24,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@b2b0f3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:24, skipping insertion in model container [2023-02-18 07:12:24,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:24,797 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:12:24,798 INFO L158 Benchmark]: Toolchain (without parser) took 734.25ms. Allocated memory is still 134.2MB. Free memory was 101.6MB in the beginning and 75.6MB in the end (delta: 25.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-02-18 07:12:24,798 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 111.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:12:24,799 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.62ms. Allocated memory is still 134.2MB. Free memory was 101.3MB in the beginning and 75.6MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-02-18 07:12:24,800 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13ms. Allocated memory is still 111.1MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.62ms. Allocated memory is still 134.2MB. Free memory was 101.3MB in the beginning and 75.6MB in the end (delta: 25.7MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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/echo-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 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:12:26,361 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:12:26,363 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:12:26,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:12:26,393 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:12:26,395 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:12:26,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:12:26,399 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:12:26,402 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:12:26,405 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:12:26,406 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:12:26,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:12:26,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:12:26,409 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:12:26,410 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:12:26,412 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:12:26,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:12:26,414 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:12:26,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:12:26,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:12:26,417 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:12:26,419 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:12:26,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:12:26,420 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:12:26,426 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:12:26,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:12:26,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:12:26,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:12:26,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:12:26,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:12:26,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:12:26,432 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:12:26,433 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:12:26,434 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:12:26,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:12:26,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:12:26,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:12:26,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:12:26,436 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:12:26,436 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:12:26,437 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:12:26,437 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 07:12:26,470 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:12:26,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:12:26,471 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:12:26,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:12:26,472 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:12:26,472 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:12:26,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:12:26,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:12:26,472 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:12:26,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:12:26,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:12:26,473 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:12:26,473 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 07:12:26,474 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 07:12:26,475 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:12:26,475 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:12:26,475 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:12:26,475 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:12:26,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:12:26,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:12:26,476 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:12:26,476 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 07:12:26,476 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 07:12:26,476 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:12:26,476 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:12:26,476 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:12:26,477 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 07:12:26,477 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:12:26,477 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7358b2dc480e91987625c19ffeadfa203dcfde2b2c6c164270230269682769ca [2023-02-18 07:12:26,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:12:26,721 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:12:26,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:12:26,724 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:12:26,724 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:12:26,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2023-02-18 07:12:27,629 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:12:27,907 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:12:27,909 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2023-02-18 07:12:27,930 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/230cf7d95/79b55021939647518e9e8ec35d96fa45/FLAG8148c7cb1 [2023-02-18 07:12:27,944 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/230cf7d95/79b55021939647518e9e8ec35d96fa45 [2023-02-18 07:12:27,946 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:12:27,947 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:12:27,949 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:27,949 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:12:27,951 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:12:27,952 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:27" (1/1) ... [2023-02-18 07:12:27,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a5f1d07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:27, skipping insertion in model container [2023-02-18 07:12:27,954 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:27" (1/1) ... [2023-02-18 07:12:27,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:12:28,018 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:12:28,608 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:12:28,615 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:12:28,622 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:12:28,628 WARN L623 FunctionHandler]: Unknown extern function stpcpy [2023-02-18 07:12:28,632 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-18 07:12:28,632 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1d4ff1eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:28, skipping insertion in model container [2023-02-18 07:12:28,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:28,633 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:12:28,634 INFO L158 Benchmark]: Toolchain (without parser) took 686.19ms. Allocated memory is still 132.1MB. Free memory was 104.4MB in the beginning and 77.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-02-18 07:12:28,634 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 81.8MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 87.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:12:28,635 INFO L158 Benchmark]: CACSL2BoogieTranslator took 683.53ms. Allocated memory is still 132.1MB. Free memory was 104.1MB in the beginning and 77.1MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-02-18 07:12:28,636 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 81.8MB. Free memory was 59.7MB in the beginning and 59.6MB in the end (delta: 87.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 683.53ms. Allocated memory is still 132.1MB. Free memory was 104.1MB in the beginning and 77.1MB in the end (delta: 27.0MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_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