./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 e19ca921 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-dev-e19ca92 [2021-12-22 19:11:10,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:11:10,529 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:11:10,583 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:11:10,583 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:11:10,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:11:10,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:11:10,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:11:10,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:11:10,596 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:11:10,597 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:11:10,598 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:11:10,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:11:10,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:11:10,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:11:10,605 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:11:10,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:11:10,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:11:10,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:11:10,611 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:11:10,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:11:10,613 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:11:10,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:11:10,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:11:10,621 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:11:10,622 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:11:10,622 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:11:10,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:11:10,624 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:11:10,624 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:11:10,625 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:11:10,625 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:11:10,627 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:11:10,628 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:11:10,629 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:11:10,629 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:11:10,630 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:11:10,630 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:11:10,631 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:11:10,631 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:11:10,632 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:11:10,633 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-22 19:11:10,662 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:11:10,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:11:10,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:11:10,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:11:10,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:11:10,664 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:11:10,664 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:11:10,664 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:11:10,665 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:11:10,665 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:11:10,666 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:11:10,666 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:11:10,666 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:11:10,666 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 19:11:10,666 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 19:11:10,666 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 19:11:10,667 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:11:10,667 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 19:11:10,667 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:11:10,667 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:11:10,667 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:11:10,668 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:11:10,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:11:10,668 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:11:10,668 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:11:10,668 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 19:11:10,669 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 19:11:10,670 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:11:10,670 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2021-12-22 19:11:10,903 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:11:10,933 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:11:10,936 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:11:10,937 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:11:10,938 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:11:10,939 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-12-22 19:11:11,023 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25506257a/5eff3130656f4210813585d8f85ccc95/FLAG04df7dc32 [2021-12-22 19:11:11,610 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:11:11,611 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-12-22 19:11:11,641 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25506257a/5eff3130656f4210813585d8f85ccc95/FLAG04df7dc32 [2021-12-22 19:11:11,803 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/25506257a/5eff3130656f4210813585d8f85ccc95 [2021-12-22 19:11:11,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:11:11,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:11:11,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:11,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:11:11,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:11:11,813 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:11" (1/1) ... [2021-12-22 19:11:11,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@112c2c30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:11, skipping insertion in model container [2021-12-22 19:11:11,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:11" (1/1) ... [2021-12-22 19:11:11,819 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:11:11,879 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:11:12,501 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-22 19:11:12,502 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@53095a6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:12, skipping insertion in model container [2021-12-22 19:11:12,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:12,502 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:11:12,504 INFO L158 Benchmark]: Toolchain (without parser) took 696.26ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 63.7MB in the beginning and 82.7MB in the end (delta: -19.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-22 19:11:12,505 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:11:12,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.99ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 63.5MB in the beginning and 82.7MB in the end (delta: -19.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 19:11:12,507 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 92.3MB. Free memory is still 52.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.99ms. Allocated memory was 92.3MB in the beginning and 115.3MB in the end (delta: 23.1MB). Free memory was 63.5MB in the beginning and 82.7MB in the end (delta: -19.2MB). Peak memory consumption was 12.6MB. 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-dev-e19ca92 [2021-12-22 19:11:14,254 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 19:11:14,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 19:11:14,308 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 19:11:14,309 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 19:11:14,313 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 19:11:14,314 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 19:11:14,319 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 19:11:14,322 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 19:11:14,327 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 19:11:14,328 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 19:11:14,329 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 19:11:14,330 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 19:11:14,332 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 19:11:14,333 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 19:11:14,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 19:11:14,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 19:11:14,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 19:11:14,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 19:11:14,346 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 19:11:14,349 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 19:11:14,350 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 19:11:14,351 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 19:11:14,352 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 19:11:14,356 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 19:11:14,357 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 19:11:14,357 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 19:11:14,358 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 19:11:14,359 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 19:11:14,360 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 19:11:14,360 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 19:11:14,361 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 19:11:14,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 19:11:14,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 19:11:14,364 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 19:11:14,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 19:11:14,365 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 19:11:14,365 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 19:11:14,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 19:11:14,367 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 19:11:14,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 19:11:14,368 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-22 19:11:14,402 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 19:11:14,402 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 19:11:14,403 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 19:11:14,403 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 19:11:14,404 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 19:11:14,405 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 19:11:14,406 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 19:11:14,406 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 19:11:14,406 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 19:11:14,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 19:11:14,407 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-22 19:11:14,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 19:11:14,407 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 19:11:14,408 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-22 19:11:14,408 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-22 19:11:14,408 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-22 19:11:14,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 19:11:14,408 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-22 19:11:14,409 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-22 19:11:14,409 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-22 19:11:14,409 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 19:11:14,409 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 19:11:14,409 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 19:11:14,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 19:11:14,410 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 19:11:14,410 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 19:11:14,410 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 19:11:14,410 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-22 19:11:14,411 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-22 19:11:14,411 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 19:11:14,411 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-22 19:11:14,411 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 54cc5a11c5b06099a6895839d6a87d6277d743f89f1abe60a9a3406dc1e126e2 [2021-12-22 19:11:14,733 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 19:11:14,758 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 19:11:14,761 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 19:11:14,762 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 19:11:14,762 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 19:11:14,763 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-12-22 19:11:14,817 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5bf04a80/bf34e32c8ad247a8922eee7a851027f6/FLAGde41c8f9a [2021-12-22 19:11:15,467 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 19:11:15,468 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkfifo-incomplete-1.i [2021-12-22 19:11:15,493 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5bf04a80/bf34e32c8ad247a8922eee7a851027f6/FLAGde41c8f9a [2021-12-22 19:11:15,676 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c5bf04a80/bf34e32c8ad247a8922eee7a851027f6 [2021-12-22 19:11:15,678 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 19:11:15,679 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 19:11:15,681 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:15,681 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 19:11:15,684 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 19:11:15,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:15" (1/1) ... [2021-12-22 19:11:15,686 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f5ba6af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:15, skipping insertion in model container [2021-12-22 19:11:15,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 07:11:15" (1/1) ... [2021-12-22 19:11:15,692 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 19:11:15,758 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 19:11:16,415 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-22 19:11:16,416 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@307283bf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 07:11:16, skipping insertion in model container [2021-12-22 19:11:16,417 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 19:11:16,417 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-22 19:11:16,419 INFO L158 Benchmark]: Toolchain (without parser) took 738.42ms. Allocated memory is still 58.7MB. Free memory was 40.6MB in the beginning and 32.4MB in the end (delta: 8.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 19:11:16,419 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 48.2MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 19:11:16,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 736.23ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 32.4MB in the end (delta: 7.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-22 19:11:16,421 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 48.2MB. Free memory was 30.6MB in the beginning and 30.6MB in the end (delta: 43.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 736.23ms. Allocated memory is still 58.7MB. Free memory was 40.3MB in the beginning and 32.4MB in the end (delta: 7.9MB). Peak memory consumption was 12.6MB. 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