./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/stty-2.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/stty-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:13:13,406 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:13,408 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:13,431 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:13,431 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:13,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:13,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:13,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:13,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:13,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:13,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:13,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:13,441 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:13,442 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:13,442 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:13,443 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:13,443 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:13,444 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:13,446 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:13,457 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:13,458 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:13,459 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:13,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:13,460 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:13,462 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:13,462 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:13,463 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:13,463 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:13,463 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:13,464 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:13,466 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:13,466 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:13,467 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:13,467 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:13,468 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:13,468 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:13,468 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:13,476 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:13,476 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:13,478 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:13,478 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:13,479 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-18 07:13:13,492 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:13,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:13,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:13,496 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:13,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:13,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:13,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:13,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:13,498 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:13,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:13,499 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:13,500 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:13,500 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-18 07:13:13,500 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:13,501 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:13,501 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:13,501 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:13,501 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2023-02-18 07:13:13,694 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:13,733 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:13,735 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:13,736 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:13,736 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:13,737 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-18 07:13:14,733 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:15,090 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:15,091 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-18 07:13:15,117 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4251e673/47c338d301194e4aaf4b5e0d610020e3/FLAGedd704e3e [2023-02-18 07:13:15,130 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f4251e673/47c338d301194e4aaf4b5e0d610020e3 [2023-02-18 07:13:15,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:15,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:15,136 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:15,136 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:15,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:15,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:15" (1/1) ... [2023-02-18 07:13:15,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bdcb1ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:15, skipping insertion in model container [2023-02-18 07:13:15,140 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:15" (1/1) ... [2023-02-18 07:13:15,145 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:15,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:16,096 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:13:16,097 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:13:16,098 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-18 07:13:16,099 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 07:13:16,100 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:16,105 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:16,109 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2023-02-18 07:13:16,109 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2023-02-18 07:13:16,111 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2023-02-18 07:13:16,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5551d7ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:16, skipping insertion in model container [2023-02-18 07:13:16,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:16,112 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:16,113 INFO L158 Benchmark]: Toolchain (without parser) took 977.86ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 91.9MB in the end (delta: 20.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-02-18 07:13:16,113 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 113.2MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:16,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 975.77ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 91.9MB in the end (delta: 20.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-02-18 07:13:16,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 113.2MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 975.77ms. Allocated memory is still 157.3MB. Free memory was 111.9MB in the beginning and 91.9MB in the end (delta: 20.0MB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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/stty-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe --- Real Ultimate output --- This is Ultimate 0.2.2-?-26d01a9 [2023-02-18 07:13:17,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-18 07:13:17,633 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-18 07:13:17,667 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-18 07:13:17,668 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-18 07:13:17,668 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-18 07:13:17,669 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-18 07:13:17,673 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-18 07:13:17,676 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-18 07:13:17,677 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-18 07:13:17,678 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-18 07:13:17,678 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-18 07:13:17,679 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-18 07:13:17,681 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-18 07:13:17,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-18 07:13:17,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-18 07:13:17,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-18 07:13:17,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-18 07:13:17,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-18 07:13:17,691 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-18 07:13:17,692 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-18 07:13:17,705 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-18 07:13:17,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-18 07:13:17,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-18 07:13:17,709 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-18 07:13:17,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-18 07:13:17,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-18 07:13:17,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-18 07:13:17,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-18 07:13:17,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-18 07:13:17,714 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-18 07:13:17,717 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-18 07:13:17,717 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-18 07:13:17,718 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-18 07:13:17,718 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-18 07:13:17,719 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-18 07:13:17,720 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-18 07:13:17,721 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-18 07:13:17,721 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-18 07:13:17,721 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-18 07:13:17,722 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-18 07:13:17,722 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-18 07:13:17,750 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-18 07:13:17,750 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-18 07:13:17,751 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-18 07:13:17,752 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-18 07:13:17,752 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-18 07:13:17,752 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-18 07:13:17,753 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-18 07:13:17,753 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-18 07:13:17,753 INFO L138 SettingsManager]: * Use SBE=true [2023-02-18 07:13:17,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-18 07:13:17,754 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-18 07:13:17,754 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-18 07:13:17,754 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-18 07:13:17,754 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-18 07:13:17,754 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-18 07:13:17,755 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-18 07:13:17,755 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-18 07:13:17,755 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-18 07:13:17,755 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-18 07:13:17,755 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-18 07:13:17,755 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-18 07:13:17,755 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-18 07:13:17,756 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-18 07:13:17,756 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-18 07:13:17,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-18 07:13:17,756 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-18 07:13:17,756 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-18 07:13:17,756 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-18 07:13:17,757 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-18 07:13:17,757 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-18 07:13:17,757 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-18 07:13:17,757 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-18 07:13:17,757 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-18 07:13:17,758 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-18 07:13:17,758 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a972f39ef2cd03953df191632190fe9931cffc2fe34baa5d80a9321a06dfcfbe [2023-02-18 07:13:17,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-18 07:13:18,008 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-18 07:13:18,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-18 07:13:18,010 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-18 07:13:18,017 INFO L275 PluginConnector]: CDTParser initialized [2023-02-18 07:13:18,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-18 07:13:19,033 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-18 07:13:19,373 INFO L351 CDTParser]: Found 1 translation units. [2023-02-18 07:13:19,373 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2023-02-18 07:13:19,402 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25986556a/1d848e77cb1541f1acc917d50720ed96/FLAGbd6ac93b8 [2023-02-18 07:13:19,416 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25986556a/1d848e77cb1541f1acc917d50720ed96 [2023-02-18 07:13:19,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-18 07:13:19,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-18 07:13:19,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:19,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-18 07:13:19,423 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-18 07:13:19,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:19" (1/1) ... [2023-02-18 07:13:19,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72ebfd81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:19, skipping insertion in model container [2023-02-18 07:13:19,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.02 07:13:19" (1/1) ... [2023-02-18 07:13:19,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-18 07:13:19,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-18 07:13:20,383 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:13:20,384 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-18 07:13:20,385 WARN L623 FunctionHandler]: Unknown extern function putchar [2023-02-18 07:13:20,385 WARN L623 FunctionHandler]: Unknown extern function strtoul [2023-02-18 07:13:20,386 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-18 07:13:20,393 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-18 07:13:20,396 WARN L623 FunctionHandler]: Unknown extern function cfgetispeed [2023-02-18 07:13:20,396 WARN L623 FunctionHandler]: Unknown extern function cfgetospeed [2023-02-18 07:13:20,398 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2023-02-18 07:13:20,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@21fff506 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.02 07:13:20, skipping insertion in model container [2023-02-18 07:13:20,399 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-18 07:13:20,399 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-18 07:13:20,400 INFO L158 Benchmark]: Toolchain (without parser) took 980.40ms. Allocated memory is still 113.2MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: -71.3kB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-02-18 07:13:20,401 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 73.4MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-18 07:13:20,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 978.16ms. Allocated memory is still 113.2MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: -71.3kB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. [2023-02-18 07:13:20,402 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 73.4MB. Free memory was 50.6MB in the beginning and 50.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 978.16ms. Allocated memory is still 113.2MB. Free memory was 82.0MB in the beginning and 82.0MB in the end (delta: -71.3kB). Peak memory consumption was 45.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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