./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 574ddb4e 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-?-574ddb4 [2023-02-17 09:01:02,536 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 09:01:02,538 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 09:01:02,573 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 09:01:02,574 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 09:01:02,577 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 09:01:02,579 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 09:01:02,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 09:01:02,584 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 09:01:02,586 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 09:01:02,587 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 09:01:02,589 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 09:01:02,590 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 09:01:02,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 09:01:02,596 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 09:01:02,598 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 09:01:02,599 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 09:01:02,600 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 09:01:02,602 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 09:01:02,603 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 09:01:02,606 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 09:01:02,607 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 09:01:02,608 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 09:01:02,609 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 09:01:02,611 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 09:01:02,611 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 09:01:02,612 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 09:01:02,612 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 09:01:02,613 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 09:01:02,613 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 09:01:02,613 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 09:01:02,614 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 09:01:02,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 09:01:02,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 09:01:02,616 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 09:01:02,616 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 09:01:02,616 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 09:01:02,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 09:01:02,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 09:01:02,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 09:01:02,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 09:01:02,619 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-17 09:01:02,643 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 09:01:02,644 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 09:01:02,644 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 09:01:02,645 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 09:01:02,645 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 09:01:02,646 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 09:01:02,646 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 09:01:02,646 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 09:01:02,646 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 09:01:02,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 09:01:02,647 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 09:01:02,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 09:01:02,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 09:01:02,648 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 09:01:02,648 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 09:01:02,648 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 09:01:02,648 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 09:01:02,649 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 09:01:02,649 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 09:01:02,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 09:01:02,649 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 09:01:02,649 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 09:01:02,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 09:01:02,650 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 09:01:02,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 09:01:02,650 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-17 09:01:02,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-17 09:01:02,650 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 09:01:02,650 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 09:01:02,651 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 09:01:02,651 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 09:01:02,651 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-17 09:01:02,881 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 09:01:02,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 09:01:02,920 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 09:01:02,922 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 09:01:02,922 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 09:01:02,923 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 09:01:04,148 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 09:01:04,523 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 09:01:04,524 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 09:01:04,550 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a85be008/0aa25a98fdff4e9bb4b1208055fdcde0/FLAG717194abc [2023-02-17 09:01:04,562 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2a85be008/0aa25a98fdff4e9bb4b1208055fdcde0 [2023-02-17 09:01:04,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 09:01:04,566 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 09:01:04,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:04,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 09:01:04,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 09:01:04,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:04" (1/1) ... [2023-02-17 09:01:04,575 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eb33aea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:04, skipping insertion in model container [2023-02-17 09:01:04,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:04" (1/1) ... [2023-02-17 09:01:04,582 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 09:01:04,644 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 09:01:05,581 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-17 09:01:05,591 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-17 09:01:05,597 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-17 09:01:05,598 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3ab53d32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:05, skipping insertion in model container [2023-02-17 09:01:05,598 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:05,599 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 09:01:05,600 INFO L158 Benchmark]: Toolchain (without parser) took 1033.38ms. Allocated memory is still 136.3MB. Free memory was 88.6MB in the beginning and 103.0MB in the end (delta: -14.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-02-17 09:01:05,600 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 104.9MB. Free memory was 75.4MB in the beginning and 75.4MB in the end (delta: 24.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 09:01:05,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1030.23ms. Allocated memory is still 136.3MB. Free memory was 88.6MB in the beginning and 103.0MB in the end (delta: -14.5MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2023-02-17 09:01:05,602 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 104.9MB. Free memory was 75.4MB in the beginning and 75.4MB in the end (delta: 24.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1030.23ms. Allocated memory is still 136.3MB. Free memory was 88.6MB in the beginning and 103.0MB in the end (delta: -14.5MB). Peak memory consumption was 25.8MB. 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-?-574ddb4 [2023-02-17 09:01:07,569 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-17 09:01:07,571 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-17 09:01:07,612 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-17 09:01:07,613 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-17 09:01:07,616 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-17 09:01:07,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-17 09:01:07,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-17 09:01:07,626 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-17 09:01:07,631 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-17 09:01:07,632 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-17 09:01:07,635 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-17 09:01:07,635 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-17 09:01:07,637 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-17 09:01:07,639 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-17 09:01:07,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-17 09:01:07,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-17 09:01:07,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-17 09:01:07,646 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-17 09:01:07,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-17 09:01:07,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-17 09:01:07,653 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-17 09:01:07,654 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-17 09:01:07,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-17 09:01:07,661 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-17 09:01:07,661 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-17 09:01:07,662 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-17 09:01:07,664 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-17 09:01:07,664 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-17 09:01:07,665 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-17 09:01:07,665 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-17 09:01:07,667 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-17 09:01:07,668 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-17 09:01:07,669 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-17 09:01:07,670 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-17 09:01:07,670 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-17 09:01:07,671 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-17 09:01:07,671 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-17 09:01:07,671 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-17 09:01:07,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-17 09:01:07,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-17 09:01:07,674 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-17 09:01:07,707 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-17 09:01:07,707 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-17 09:01:07,708 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-17 09:01:07,709 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-17 09:01:07,710 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-17 09:01:07,710 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-17 09:01:07,710 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-17 09:01:07,711 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-17 09:01:07,711 INFO L138 SettingsManager]: * Use SBE=true [2023-02-17 09:01:07,711 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-17 09:01:07,712 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-17 09:01:07,712 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-17 09:01:07,713 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-17 09:01:07,713 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-17 09:01:07,713 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-17 09:01:07,713 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-17 09:01:07,713 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-17 09:01:07,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-17 09:01:07,714 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-17 09:01:07,714 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-17 09:01:07,714 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-17 09:01:07,714 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-17 09:01:07,714 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-17 09:01:07,715 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-17 09:01:07,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-17 09:01:07,715 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-17 09:01:07,715 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-17 09:01:07,723 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-17 09:01:07,724 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-17 09:01:07,724 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-17 09:01:07,724 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-17 09:01:07,724 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-17 09:01:07,725 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-17 09:01:07,725 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-17 09:01:07,725 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b3e51a8f3ded47bbb5eb7559cf71be835a761dbf6d7500062d220de2ad27ed9e [2023-02-17 09:01:08,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-17 09:01:08,097 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-17 09:01:08,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-17 09:01:08,101 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-17 09:01:08,101 INFO L275 PluginConnector]: CDTParser initialized [2023-02-17 09:01:08,102 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 09:01:09,394 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-17 09:01:09,749 INFO L351 CDTParser]: Found 1 translation units. [2023-02-17 09:01:09,750 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/chgrp-incomplete-1.i [2023-02-17 09:01:09,779 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/039fa36d4/379e2736a9fe4b1a8d9d1a3423a01c37/FLAGa16c6acda [2023-02-17 09:01:09,802 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/039fa36d4/379e2736a9fe4b1a8d9d1a3423a01c37 [2023-02-17 09:01:09,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-17 09:01:09,806 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-17 09:01:09,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:09,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-17 09:01:09,813 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-17 09:01:09,814 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:09" (1/1) ... [2023-02-17 09:01:09,815 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f45baa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:09, skipping insertion in model container [2023-02-17 09:01:09,815 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.02 09:01:09" (1/1) ... [2023-02-17 09:01:09,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-17 09:01:09,897 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-17 09:01:11,020 WARN L623 FunctionHandler]: Unknown extern function vasprintf [2023-02-17 09:01:11,034 WARN L623 FunctionHandler]: Unknown extern function syslog [2023-02-17 09:01:11,047 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2023-02-17 09:01:11,047 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2dbd7ff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.02 09:01:11, skipping insertion in model container [2023-02-17 09:01:11,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-17 09:01:11,048 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-17 09:01:11,050 INFO L158 Benchmark]: Toolchain (without parser) took 1243.17ms. Allocated memory is still 62.9MB. Free memory was 28.8MB in the beginning and 33.5MB in the end (delta: -4.7MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-02-17 09:01:11,051 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 52.4MB. Free memory was 29.6MB in the beginning and 29.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-02-17 09:01:11,052 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1239.01ms. Allocated memory is still 62.9MB. Free memory was 28.6MB in the beginning and 33.8MB in the end (delta: -5.2MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-02-17 09:01:11,053 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 52.4MB. Free memory was 29.6MB in the beginning and 29.5MB in the end (delta: 52.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1239.01ms. Allocated memory is still 62.9MB. Free memory was 28.6MB in the beginning and 33.8MB in the end (delta: -5.2MB). Peak memory consumption was 8.3MB. 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