./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/rm-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version eb692b52 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/rm-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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:44:03,866 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:44:03,868 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:44:03,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:44:03,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:44:03,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:44:03,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:44:03,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:44:03,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:44:03,908 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:44:03,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:44:03,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:44:03,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:44:03,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:44:03,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:44:03,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:44:03,915 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:44:03,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:44:03,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:44:03,921 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:44:03,922 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:44:03,923 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:44:03,924 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:44:03,924 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:44:03,925 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:44:03,930 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:44:03,930 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:44:03,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:44:03,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:44:03,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:44:03,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:44:03,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:44:03,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:44:03,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:44:03,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:44:03,935 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:44:03,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:44:03,936 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:44:03,936 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:44:03,936 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:44:03,937 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:44:03,938 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:44:03,939 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-20 12:44:03,960 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:44:03,960 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:44:03,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:44:03,961 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:44:03,961 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:44:03,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:44:03,962 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:44:03,962 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:44:03,962 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:44:03,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:44:03,963 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:44:03,963 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:44:03,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:44:03,963 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:44:03,963 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:44:03,963 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:44:03,964 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:44:03,964 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:44:03,964 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:44:03,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:44:03,965 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:44:03,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:44:03,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:44:03,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:44:03,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:44:03,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 12:44:03,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 12:44:03,966 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-07-20 12:44:04,140 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:44:04,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:44:04,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:44:04,163 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:44:04,164 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:44:04,169 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-20 12:44:04,207 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44226c662/cdb5b17702004a318869b99d41f82c35/FLAG4aaf651ef [2022-07-20 12:44:04,691 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:44:04,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-20 12:44:04,718 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44226c662/cdb5b17702004a318869b99d41f82c35/FLAG4aaf651ef [2022-07-20 12:44:04,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44226c662/cdb5b17702004a318869b99d41f82c35 [2022-07-20 12:44:04,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:44:04,936 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:44:04,938 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:04,938 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:44:04,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:44:04,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:04" (1/1) ... [2022-07-20 12:44:04,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33bb4951 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:04, skipping insertion in model container [2022-07-20 12:44:04,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:04" (1/1) ... [2022-07-20 12:44:04,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:44:04,998 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:44:05,743 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-20 12:44:05,744 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51f9b2c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:05, skipping insertion in model container [2022-07-20 12:44:05,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:05,744 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:44:05,746 INFO L158 Benchmark]: Toolchain (without parser) took 809.29ms. Allocated memory is still 96.5MB. Free memory was 59.8MB in the beginning and 61.3MB in the end (delta: -1.5MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-07-20 12:44:05,747 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 60.6MB in the beginning and 60.6MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:44:05,748 INFO L158 Benchmark]: CACSL2BoogieTranslator took 806.56ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 61.3MB in the end (delta: -1.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-07-20 12:44:05,749 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 79.7MB. Free memory was 60.6MB in the beginning and 60.6MB in the end (delta: 41.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 806.56ms. Allocated memory is still 96.5MB. Free memory was 59.6MB in the beginning and 61.3MB in the end (delta: -1.7MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: 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/rm-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 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 12:44:07,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 12:44:07,609 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 12:44:07,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 12:44:07,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 12:44:07,647 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 12:44:07,652 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 12:44:07,654 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 12:44:07,656 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 12:44:07,659 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 12:44:07,661 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 12:44:07,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 12:44:07,666 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 12:44:07,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 12:44:07,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 12:44:07,670 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 12:44:07,671 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 12:44:07,673 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 12:44:07,676 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 12:44:07,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 12:44:07,681 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 12:44:07,682 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 12:44:07,684 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 12:44:07,685 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 12:44:07,686 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 12:44:07,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 12:44:07,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 12:44:07,693 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 12:44:07,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 12:44:07,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 12:44:07,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 12:44:07,695 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 12:44:07,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 12:44:07,697 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 12:44:07,698 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 12:44:07,698 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 12:44:07,698 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 12:44:07,699 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 12:44:07,699 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 12:44:07,699 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 12:44:07,700 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 12:44:07,701 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 12:44:07,705 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-20 12:44:07,737 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 12:44:07,737 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 12:44:07,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 12:44:07,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 12:44:07,738 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 12:44:07,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 12:44:07,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 12:44:07,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 12:44:07,739 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 12:44:07,740 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 12:44:07,740 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 12:44:07,741 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 12:44:07,742 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 12:44:07,742 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 12:44:07,742 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 12:44:07,742 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 12:44:07,742 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 12:44:07,742 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 12:44:07,742 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 12:44:07,743 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 12:44:07,743 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 12:44:07,743 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 12:44:07,743 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 12:44:07,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 12:44:07,743 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-07-20 12:44:08,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 12:44:08,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 12:44:08,042 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 12:44:08,043 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 12:44:08,043 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 12:44:08,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-20 12:44:08,089 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ed5f536/324f7aeebce14ab9a8127b23a9a05ef9/FLAG8ffc47a33 [2022-07-20 12:44:08,665 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 12:44:08,666 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-20 12:44:08,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ed5f536/324f7aeebce14ab9a8127b23a9a05ef9/FLAG8ffc47a33 [2022-07-20 12:44:09,068 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94ed5f536/324f7aeebce14ab9a8127b23a9a05ef9 [2022-07-20 12:44:09,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 12:44:09,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 12:44:09,072 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:09,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 12:44:09,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 12:44:09,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:09" (1/1) ... [2022-07-20 12:44:09,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28757310 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:09, skipping insertion in model container [2022-07-20 12:44:09,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 12:44:09" (1/1) ... [2022-07-20 12:44:09,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 12:44:09,158 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 12:44:09,892 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-20 12:44:09,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@769e3c2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 12:44:09, skipping insertion in model container [2022-07-20 12:44:09,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 12:44:09,893 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-20 12:44:09,894 INFO L158 Benchmark]: Toolchain (without parser) took 822.58ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 34.7MB in the beginning and 41.8MB in the end (delta: -7.1MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-07-20 12:44:09,894 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 12:44:09,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.10ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 34.6MB in the beginning and 41.8MB in the end (delta: -7.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-07-20 12:44:09,896 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 60.8MB. Free memory was 42.6MB in the beginning and 42.6MB in the end (delta: 48.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.10ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 34.6MB in the beginning and 41.8MB in the end (delta: -7.2MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2721]: 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