./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 791161d1 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-?-791161d [2022-07-23 12:29:28,469 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 12:29:28,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 12:29:28,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 12:29:28,510 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 12:29:28,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 12:29:28,515 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 12:29:28,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 12:29:28,522 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 12:29:28,523 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 12:29:28,524 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 12:29:28,525 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 12:29:28,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 12:29:28,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 12:29:28,531 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 12:29:28,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 12:29:28,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 12:29:28,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 12:29:28,538 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 12:29:28,541 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 12:29:28,544 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 12:29:28,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 12:29:28,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 12:29:28,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 12:29:28,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 12:29:28,553 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 12:29:28,554 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 12:29:28,554 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 12:29:28,555 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 12:29:28,555 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 12:29:28,559 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 12:29:28,560 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 12:29:28,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 12:29:28,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 12:29:28,563 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 12:29:28,563 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 12:29:28,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 12:29:28,564 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 12:29:28,564 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 12:29:28,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 12:29:28,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 12:29:28,566 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 12:29:28,568 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-23 12:29:28,592 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 12:29:28,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 12:29:28,593 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 12:29:28,593 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 12:29:28,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 12:29:28,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 12:29:28,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 12:29:28,595 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 12:29:28,595 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 12:29:28,596 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 12:29:28,596 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 12:29:28,596 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 12:29:28,596 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 12:29:28,596 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 12:29:28,597 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 12:29:28,597 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 12:29:28,597 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 12:29:28,597 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 12:29:28,597 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 12:29:28,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 12:29:28,598 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 12:29:28,598 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 12:29:28,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 12:29:28,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 12:29:28,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 12:29:28,599 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 12:29:28,599 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 12:29:28,599 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-07-23 12:29:28,815 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 12:29:28,836 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 12:29:28,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 12:29:28,839 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 12:29:28,840 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 12:29:28,841 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-23 12:29:28,899 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a388d4feb/5a50f9dbc10c4dc58c27f115744aa514/FLAG779d47863 [2022-07-23 12:29:29,512 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 12:29:29,512 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-23 12:29:29,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a388d4feb/5a50f9dbc10c4dc58c27f115744aa514/FLAG779d47863 [2022-07-23 12:29:29,745 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a388d4feb/5a50f9dbc10c4dc58c27f115744aa514 [2022-07-23 12:29:29,748 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 12:29:29,750 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 12:29:29,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:29,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 12:29:29,756 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 12:29:29,756 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:29" (1/1) ... [2022-07-23 12:29:29,758 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d4a4bfd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:29, skipping insertion in model container [2022-07-23 12:29:29,758 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:29" (1/1) ... [2022-07-23 12:29:29,764 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 12:29:29,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 12:29:30,783 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-23 12:29:30,788 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72d78a9c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:30, skipping insertion in model container [2022-07-23 12:29:30,788 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:30,788 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 12:29:30,791 INFO L158 Benchmark]: Toolchain (without parser) took 1039.32ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 55.9MB in the beginning and 70.0MB in the end (delta: -14.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-07-23 12:29:30,792 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 12:29:30,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1035.82ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 55.7MB in the beginning and 70.0MB in the end (delta: -14.3MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-07-23 12:29:30,796 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 92.3MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1035.82ms. Allocated memory was 92.3MB in the beginning and 113.2MB in the end (delta: 21.0MB). Free memory was 55.7MB in the beginning and 70.0MB in the end (delta: -14.3MB). Peak memory consumption was 11.8MB. 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-?-791161d [2022-07-23 12:29:32,622 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 12:29:32,624 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 12:29:32,653 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 12:29:32,653 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 12:29:32,655 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 12:29:32,659 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 12:29:32,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 12:29:32,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 12:29:32,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 12:29:32,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 12:29:32,673 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 12:29:32,673 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 12:29:32,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 12:29:32,676 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 12:29:32,681 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 12:29:32,682 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 12:29:32,685 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 12:29:32,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 12:29:32,688 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 12:29:32,692 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 12:29:32,693 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 12:29:32,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 12:29:32,695 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 12:29:32,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 12:29:32,699 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 12:29:32,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 12:29:32,701 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 12:29:32,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 12:29:32,703 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 12:29:32,703 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 12:29:32,704 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 12:29:32,705 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 12:29:32,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 12:29:32,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 12:29:32,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 12:29:32,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 12:29:32,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 12:29:32,709 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 12:29:32,709 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 12:29:32,710 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 12:29:32,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 12:29:32,712 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-23 12:29:32,744 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 12:29:32,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 12:29:32,744 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 12:29:32,745 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 12:29:32,746 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 12:29:32,746 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 12:29:32,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 12:29:32,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 12:29:32,747 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 12:29:32,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 12:29:32,748 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-23 12:29:32,757 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 12:29:32,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 12:29:32,757 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-23 12:29:32,758 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-23 12:29:32,758 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-23 12:29:32,758 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 12:29:32,758 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-23 12:29:32,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-23 12:29:32,759 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-23 12:29:32,759 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 12:29:32,759 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 12:29:32,759 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 12:29:32,760 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 12:29:32,760 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 12:29:32,760 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 12:29:32,760 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 12:29:32,760 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-23 12:29:32,761 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-23 12:29:32,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-23 12:29:32,761 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19eb8d8de30961dea99f1a23c58cfcdeda6ffbc5b9044422b635711938f56b03 [2022-07-23 12:29:33,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 12:29:33,090 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 12:29:33,093 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 12:29:33,094 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 12:29:33,095 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 12:29:33,096 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-23 12:29:33,164 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd561176/aa43e2f2714a4061a67f62baefd2ba02/FLAG463e7a81b [2022-07-23 12:29:33,898 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 12:29:33,898 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2022-07-23 12:29:33,933 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd561176/aa43e2f2714a4061a67f62baefd2ba02/FLAG463e7a81b [2022-07-23 12:29:34,158 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fd561176/aa43e2f2714a4061a67f62baefd2ba02 [2022-07-23 12:29:34,161 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 12:29:34,162 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 12:29:34,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:34,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 12:29:34,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 12:29:34,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:34" (1/1) ... [2022-07-23 12:29:34,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a028fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:34, skipping insertion in model container [2022-07-23 12:29:34,169 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 12:29:34" (1/1) ... [2022-07-23 12:29:34,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 12:29:34,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 12:29:35,269 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2022-07-23 12:29:35,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@61dd2e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 12:29:35, skipping insertion in model container [2022-07-23 12:29:35,272 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 12:29:35,273 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-23 12:29:35,275 INFO L158 Benchmark]: Toolchain (without parser) took 1111.42ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 41.9MB in the beginning and 67.1MB in the end (delta: -25.1MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-07-23 12:29:35,276 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 12:29:35,278 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1109.59ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 41.8MB in the beginning and 67.1MB in the end (delta: -25.3MB). Peak memory consumption was 11.9MB. Max. memory is 16.1GB. [2022-07-23 12:29:35,280 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 49.8MB in the beginning and 49.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1109.59ms. Allocated memory was 67.1MB in the beginning and 102.8MB in the end (delta: 35.7MB). Free memory was 41.8MB in the beginning and 67.1MB in the end (delta: -25.3MB). Peak memory consumption was 11.9MB. 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