./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6c24879c 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/chgrp-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:08:20,592 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:08:20,594 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:08:20,628 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:08:20,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:08:20,629 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:08:20,631 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:08:20,632 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:08:20,633 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:08:20,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:08:20,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:08:20,639 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:08:20,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:08:20,641 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:08:20,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:08:20,644 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:08:20,644 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:08:20,645 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:08:20,647 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:08:20,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:08:20,652 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:08:20,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:08:20,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:08:20,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:08:20,655 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:08:20,660 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:08:20,660 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:08:20,661 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:08:20,661 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:08:20,662 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:08:20,663 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:08:20,663 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:08:20,664 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:08:20,664 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:08:20,665 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:08:20,666 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:08:20,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:08:20,667 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:08:20,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:08:20,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:08:20,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:08:20,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:08:20,670 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-13 01:08:20,694 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:08:20,694 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:08:20,695 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:08:20,695 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:08:20,695 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:08:20,696 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:08:20,696 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:08:20,696 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:08:20,696 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:08:20,697 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:08:20,697 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:08:20,697 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:08:20,697 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:08:20,698 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:08:20,698 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:08:20,698 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:08:20,698 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:08:20,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:08:20,698 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:08:20,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:08:20,699 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:08:20,699 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:08:20,699 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:08:20,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:08:20,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:08:20,699 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 01:08:20,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 01:08:20,700 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-07-13 01:08:20,884 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:08:20,906 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:08:20,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:08:20,908 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:08:20,912 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:08:20,913 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-13 01:08:20,975 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e84d8b1/65d0061416a343a69c5f43764008d72a/FLAGfd762e85b [2022-07-13 01:08:21,447 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:08:21,447 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-13 01:08:21,469 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e84d8b1/65d0061416a343a69c5f43764008d72a/FLAGfd762e85b [2022-07-13 01:08:21,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5e84d8b1/65d0061416a343a69c5f43764008d72a [2022-07-13 01:08:21,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:08:21,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:08:21,483 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:21,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:08:21,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:08:21,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:21" (1/1) ... [2022-07-13 01:08:21,486 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78e7de58 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:21, skipping insertion in model container [2022-07-13 01:08:21,487 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:21" (1/1) ... [2022-07-13 01:08:21,503 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:08:21,550 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:08:22,096 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-13 01:08:22,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@49e22876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:22, skipping insertion in model container [2022-07-13 01:08:22,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:22,097 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:08:22,098 INFO L158 Benchmark]: Toolchain (without parser) took 616.86ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 50.7MB in the beginning and 81.0MB in the end (delta: -30.3MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-07-13 01:08:22,099 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 59.0MB in the beginning and 59.0MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:08:22,099 INFO L158 Benchmark]: CACSL2BoogieTranslator took 613.82ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 50.5MB in the beginning and 81.0MB in the end (delta: -30.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. [2022-07-13 01:08:22,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 90.2MB. Free memory was 59.0MB in the beginning and 59.0MB in the end (delta: 27.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 613.82ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 50.5MB in the beginning and 81.0MB in the end (delta: -30.5MB). Peak memory consumption was 5.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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/chgrp-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 b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:08:23,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:08:23,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:08:23,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:08:23,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:08:23,679 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:08:23,685 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:08:23,688 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:08:23,690 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:08:23,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:08:23,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:08:23,708 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:08:23,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:08:23,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:08:23,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:08:23,713 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:08:23,714 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:08:23,715 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:08:23,719 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:08:23,721 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:08:23,724 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:08:23,725 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:08:23,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:08:23,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:08:23,729 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:08:23,735 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:08:23,735 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:08:23,735 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:08:23,736 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:08:23,736 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:08:23,737 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:08:23,737 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:08:23,738 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:08:23,739 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:08:23,739 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:08:23,740 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:08:23,741 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:08:23,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:08:23,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:08:23,742 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:08:23,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:08:23,745 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:08:23,749 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-13 01:08:23,780 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:08:23,781 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:08:23,781 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:08:23,781 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:08:23,782 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:08:23,782 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:08:23,782 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:08:23,783 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:08:23,783 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:08:23,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:08:23,784 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:08:23,784 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:08:23,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:08:23,785 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:08:23,785 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:08:23,785 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:08:23,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:08:23,786 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:08:23,786 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 01:08:23,786 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 01:08:23,786 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:08:23,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:08:23,787 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:08:23,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:08:23,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:08:23,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:08:23,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:08:23,788 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 01:08:23,788 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 01:08:23,788 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 01:08:23,788 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2022-07-13 01:08:24,094 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:08:24,119 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:08:24,122 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:08:24,122 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:08:24,123 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:08:24,124 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-13 01:08:24,178 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/949583752/b059b5a06699419f85b7cfdf1db95cf9/FLAGa3c731dae [2022-07-13 01:08:24,725 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:08:24,725 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2022-07-13 01:08:24,746 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/949583752/b059b5a06699419f85b7cfdf1db95cf9/FLAGa3c731dae [2022-07-13 01:08:25,211 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/949583752/b059b5a06699419f85b7cfdf1db95cf9 [2022-07-13 01:08:25,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:08:25,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:08:25,216 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:25,216 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:08:25,219 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:08:25,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:25" (1/1) ... [2022-07-13 01:08:25,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bda87aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:25, skipping insertion in model container [2022-07-13 01:08:25,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:08:25" (1/1) ... [2022-07-13 01:08:25,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:08:25,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:08:25,933 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-13 01:08:25,934 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6eb6c378 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:08:25, skipping insertion in model container [2022-07-13 01:08:25,935 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:08:25,935 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:08:25,937 INFO L158 Benchmark]: Toolchain (without parser) took 721.16ms. Allocated memory is still 71.3MB. Free memory was 52.9MB in the beginning and 42.7MB in the end (delta: 10.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 01:08:25,938 INFO L158 Benchmark]: CDTParser took 1.62ms. Allocated memory is still 50.3MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:08:25,939 INFO L158 Benchmark]: CACSL2BoogieTranslator took 719.22ms. Allocated memory is still 71.3MB. Free memory was 52.7MB in the beginning and 42.7MB in the end (delta: 10.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 01:08:25,940 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62ms. Allocated memory is still 50.3MB. Free memory was 32.8MB in the beginning and 32.8MB in the end (delta: 28.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 719.22ms. Allocated memory is still 71.3MB. Free memory was 52.7MB in the beginning and 42.7MB in the end (delta: 10.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2344]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: xasprintf 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