./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version b5317dae 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/mkfifo-incomplete-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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:53:56,713 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:53:56,715 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:53:56,747 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:53:56,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:53:56,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:53:56,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:53:56,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:53:56,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:53:56,760 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:53:56,761 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:53:56,762 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:53:56,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:53:56,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:53:56,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:53:56,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:53:56,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:53:56,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:53:56,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:53:56,784 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:53:56,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:53:56,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:53:56,787 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:53:56,788 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:53:56,790 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:53:56,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:53:56,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:53:56,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:53:56,791 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:53:56,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:53:56,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:53:56,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:53:56,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:53:56,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:53:56,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:53:56,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:53:56,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:53:56,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:53:56,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:53:56,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:53:56,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:53:56,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-16 03:53:56,813 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:53:56,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:53:56,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:53:56,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:53:56,818 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:53:56,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:53:56,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:53:56,819 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:53:56,819 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:53:56,819 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:53:56,819 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:53:56,820 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:53:56,820 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:53:56,820 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:53:56,820 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:53:56,820 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:53:56,820 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:53:56,821 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:53:56,821 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:53:56,821 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:53:56,821 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:53:56,821 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:53:56,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:53:56,821 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:53:56,822 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:53:56,822 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-16 03:53:56,822 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-16 03:53:56,822 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:53:56,822 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:53:56,823 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:53:56,823 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:53:56,823 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2023-02-16 03:53:57,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:53:57,068 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:53:57,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:53:57,071 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:53:57,071 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:53:57,072 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-02-16 03:53:58,169 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:53:58,407 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:53:58,408 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-02-16 03:53:58,430 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f287c813/f0c7c1e46b504ca8810a9dab9b5a02b5/FLAG719e7b0f2 [2023-02-16 03:53:58,741 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f287c813/f0c7c1e46b504ca8810a9dab9b5a02b5 [2023-02-16 03:53:58,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:53:58,744 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:53:58,746 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:53:58,747 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:53:58,749 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:53:58,749 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:53:58" (1/1) ... [2023-02-16 03:53:58,750 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5457d5ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:53:58, skipping insertion in model container [2023-02-16 03:53:58,750 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:53:58" (1/1) ... [2023-02-16 03:53:58,754 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:53:58,807 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:53:59,485 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-16 03:53:59,489 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-16 03:53:59,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61ce6aed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:53:59, skipping insertion in model container [2023-02-16 03:53:59,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:53:59,491 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:53:59,492 INFO L158 Benchmark]: Toolchain (without parser) took 747.75ms. Allocated memory is still 144.7MB. Free memory was 103.4MB in the beginning and 82.5MB in the end (delta: 20.8MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-16 03:53:59,493 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 144.7MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:53:59,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.42ms. Allocated memory is still 144.7MB. Free memory was 102.8MB in the beginning and 82.5MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-02-16 03:53:59,495 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 144.7MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.42ms. Allocated memory is still 144.7MB. Free memory was 102.8MB in the beginning and 82.5MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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/mkfifo-incomplete-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 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-b5317da-m [2023-02-16 03:54:01,219 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-16 03:54:01,228 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-16 03:54:01,262 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-16 03:54:01,263 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-16 03:54:01,263 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-16 03:54:01,264 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-16 03:54:01,265 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-16 03:54:01,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-16 03:54:01,272 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-16 03:54:01,273 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-16 03:54:01,274 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-16 03:54:01,275 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-16 03:54:01,277 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-16 03:54:01,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-16 03:54:01,279 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-16 03:54:01,282 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-16 03:54:01,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-16 03:54:01,287 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-16 03:54:01,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-16 03:54:01,288 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-16 03:54:01,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-16 03:54:01,291 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-16 03:54:01,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-16 03:54:01,295 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-16 03:54:01,299 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-16 03:54:01,299 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-16 03:54:01,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-16 03:54:01,300 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-16 03:54:01,301 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-16 03:54:01,301 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-16 03:54:01,301 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-16 03:54:01,302 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-16 03:54:01,302 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-16 03:54:01,303 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-16 03:54:01,303 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-16 03:54:01,304 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-16 03:54:01,304 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-16 03:54:01,304 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-16 03:54:01,305 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-16 03:54:01,305 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-16 03:54:01,307 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-16 03:54:01,326 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-16 03:54:01,327 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-16 03:54:01,327 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-16 03:54:01,328 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-16 03:54:01,328 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-16 03:54:01,328 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-16 03:54:01,329 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-16 03:54:01,329 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-16 03:54:01,329 INFO L138 SettingsManager]: * Use SBE=true [2023-02-16 03:54:01,329 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-16 03:54:01,330 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-16 03:54:01,330 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-16 03:54:01,330 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-16 03:54:01,330 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-16 03:54:01,330 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-16 03:54:01,331 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-16 03:54:01,331 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-16 03:54:01,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-16 03:54:01,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-16 03:54:01,332 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-16 03:54:01,332 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-16 03:54:01,332 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-16 03:54:01,332 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-16 03:54:01,332 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-16 03:54:01,333 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-16 03:54:01,333 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-16 03:54:01,333 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-16 03:54:01,333 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-16 03:54:01,333 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2023-02-16 03:54:01,557 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-16 03:54:01,582 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-16 03:54:01,584 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-16 03:54:01,585 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-16 03:54:01,585 INFO L275 PluginConnector]: CDTParser initialized [2023-02-16 03:54:01,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-02-16 03:54:02,628 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-16 03:54:02,902 INFO L351 CDTParser]: Found 1 translation units. [2023-02-16 03:54:02,903 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2023-02-16 03:54:02,919 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba75554a2/dbfa9806b24c4864a9938afc6e79e440/FLAG44f171fd8 [2023-02-16 03:54:02,934 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba75554a2/dbfa9806b24c4864a9938afc6e79e440 [2023-02-16 03:54:02,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-16 03:54:02,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-16 03:54:02,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:02,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-16 03:54:02,941 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-16 03:54:02,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:02" (1/1) ... [2023-02-16 03:54:02,943 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef21ef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:02, skipping insertion in model container [2023-02-16 03:54:02,943 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.02 03:54:02" (1/1) ... [2023-02-16 03:54:02,947 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-16 03:54:02,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-16 03:54:03,498 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-16 03:54:03,501 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-16 03:54:03,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@131c9e9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.02 03:54:03, skipping insertion in model container [2023-02-16 03:54:03,503 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-16 03:54:03,503 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-16 03:54:03,505 INFO L158 Benchmark]: Toolchain (without parser) took 566.70ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 34.1MB in the beginning and 40.3MB in the end (delta: -6.1MB). Peak memory consumption was 14.5MB. Max. memory is 16.1GB. [2023-02-16 03:54:03,505 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-16 03:54:03,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 564.65ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 33.9MB in the beginning and 40.3MB in the end (delta: -6.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-02-16 03:54:03,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 50.3MB. Free memory is still 28.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 564.65ms. Allocated memory was 60.8MB in the beginning and 73.4MB in the end (delta: 12.6MB). Free memory was 33.9MB in the beginning and 40.3MB in the end (delta: -6.3MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1913]: 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