./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/du-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/du-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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:12:16,324 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:12:16,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:12:16,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:12:16,358 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:12:16,360 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:12:16,362 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:12:16,364 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:12:16,366 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:12:16,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:12:16,371 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:12:16,373 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:12:16,373 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:12:16,375 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:12:16,376 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:12:16,378 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:12:16,379 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:12:16,380 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:12:16,381 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:12:16,386 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:12:16,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:12:16,388 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:12:16,389 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:12:16,390 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:12:16,397 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:12:16,397 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:12:16,398 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:12:16,399 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:12:16,399 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:12:16,401 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:12:16,401 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:12:16,402 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:12:16,404 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:12:16,404 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:12:16,405 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:12:16,405 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:12:16,406 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:12:16,406 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:12:16,406 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:12:16,407 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:12:16,408 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:12:16,409 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 07:12:16,434 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:12:16,434 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:12:16,434 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:12:16,436 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:12:16,437 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:12:16,437 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:12:16,438 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:12:16,438 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:12:16,438 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:12:16,438 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:12:16,439 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:12:16,439 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:12:16,439 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:12:16,439 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:12:16,440 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:12:16,440 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:12:16,440 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:12:16,440 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:12:16,440 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:12:16,440 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:12:16,441 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:12:16,441 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:12:16,441 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:12:16,441 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:12:16,442 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:12:16,442 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:12:16,442 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:12:16,442 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:12:16,442 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:12:16,442 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:12:16,443 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:12:16,443 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2023-02-18 07:12:16,679 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:12:16,702 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:12:16,705 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:12:16,706 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:12:16,706 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:12:16,708 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-18 07:12:17,868 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:12:18,257 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:12:18,257 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-18 07:12:18,288 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42436609/7873ec81e97a471d88e9e79a6c1c624c/FLAG8bdb0793c [2023-02-18 07:12:18,303 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c42436609/7873ec81e97a471d88e9e79a6c1c624c [2023-02-18 07:12:18,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:12:18,307 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:12:18,311 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:18,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:12:18,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:12:18,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:18" (1/1) ... [2023-02-18 07:12:18,315 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d01d695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:18, skipping insertion in model container [2023-02-18 07:12:18,316 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:18" (1/1) ... [2023-02-18 07:12:18,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:12:18,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:12:19,538 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:12:19,544 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:12:19,548 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 07:12:19,548 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4ed582a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:19, skipping insertion in model container [2023-02-18 07:12:19,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:19,549 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:12:19,552 INFO L158 Benchmark]: Toolchain (without parser) took 1243.54ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 68.1MB in the beginning and 107.6MB in the end (delta: -39.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-02-18 07:12:19,553 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:12:19,554 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1237.99ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 67.7MB in the beginning and 107.6MB in the end (delta: -39.9MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-02-18 07:12:19,555 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 98.6MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1237.99ms. Allocated memory was 119.5MB in the beginning and 148.9MB in the end (delta: 29.4MB). Free memory was 67.7MB in the beginning and 107.6MB in the end (delta: -39.9MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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/du-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 a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:12:21,369 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:12:21,371 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:12:21,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:12:21,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:12:21,411 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:12:21,412 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:12:21,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:12:21,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:12:21,424 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:12:21,424 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:12:21,427 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:12:21,427 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:12:21,429 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:12:21,430 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:12:21,432 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:12:21,433 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:12:21,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:12:21,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:12:21,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:12:21,442 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:12:21,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:12:21,443 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:12:21,444 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:12:21,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:12:21,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:12:21,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:12:21,452 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:12:21,453 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:12:21,453 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:12:21,454 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:12:21,455 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:12:21,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:12:21,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:12:21,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:12:21,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:12:21,458 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:12:21,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:12:21,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:12:21,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:12:21,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:12:21,461 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 07:12:21,498 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:12:21,498 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:12:21,499 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:12:21,499 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:12:21,500 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:12:21,501 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:12:21,501 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:12:21,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:12:21,502 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:12:21,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:12:21,503 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:12:21,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:12:21,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:12:21,504 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:12:21,504 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:12:21,504 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:12:21,504 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:12:21,505 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:12:21,505 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 07:12:21,505 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 07:12:21,505 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:12:21,506 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:12:21,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:12:21,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:12:21,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:12:21,507 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:12:21,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:12:21,507 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 07:12:21,507 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 07:12:21,507 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:12:21,508 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:12:21,508 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:12:21,508 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 07:12:21,509 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:12:21,509 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7d47fd1cb183de21869a58eb9084ebc9903847b2928a08049ba239b8cab5299 [2023-02-18 07:12:21,836 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:12:21,858 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:12:21,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:12:21,861 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:12:21,864 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:12:21,866 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-18 07:12:23,083 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:12:23,487 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:12:23,488 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2023-02-18 07:12:23,523 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1752effd1/2e2763ed0010489b92866967a5cbaeee/FLAGe8f1cd0e1 [2023-02-18 07:12:23,541 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1752effd1/2e2763ed0010489b92866967a5cbaeee [2023-02-18 07:12:23,543 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:12:23,545 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:12:23,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:23,548 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:12:23,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:12:23,551 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:23" (1/1) ... [2023-02-18 07:12:23,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf2634c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:12:23, skipping insertion in model container [2023-02-18 07:12:23,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:12:23" (1/1) ... [2023-02-18 07:12:23,557 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:12:23,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:12:24,582 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:12:24,586 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:12:24,589 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 07:12:24,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6f81a4c8 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 07:12:24,590 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:12:24,590 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:12:24,592 INFO L158 Benchmark]: Toolchain (without parser) took 1046.01ms. Allocated memory is still 60.8MB. Free memory was 33.0MB in the beginning and 27.0MB in the end (delta: 6.1MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-02-18 07:12:24,593 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:12:24,593 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1042.79ms. Allocated memory is still 60.8MB. Free memory was 32.8MB in the beginning and 27.0MB in the end (delta: 5.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-02-18 07:12:24,594 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 50.3MB. Free memory was 28.4MB in the beginning and 28.4MB in the end (delta: 1.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1042.79ms. Allocated memory is still 60.8MB. Free memory was 32.8MB in the beginning and 27.0MB in the end (delta: 5.9MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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