./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 8d31f386 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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis 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 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:45,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:45,549 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:45,600 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:45,600 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:45,604 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:45,606 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:45,613 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:45,615 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:45,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:45,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:45,624 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:45,624 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:45,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:45,628 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:45,629 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:45,632 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:45,633 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:45,635 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:45,640 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:45,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:45,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:45,644 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:45,645 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:45,649 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:45,649 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:45,650 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:45,651 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:45,652 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:45,653 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:45,653 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:45,654 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:45,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:45,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:45,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:45,657 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:45,657 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:45,658 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:45,658 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:45,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:45,660 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:45,661 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:45,696 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:45,696 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:45,698 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:45,699 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:45,699 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:45,699 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:45,699 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:45,700 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:45,700 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:45,700 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:45,701 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:45,701 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:45,701 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:45,701 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:45,702 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:45,702 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:45,702 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:45,702 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:45,702 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:45,703 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:45,703 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:45,703 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:45,703 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:45,703 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:45,703 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2021-07-06 12:31:45,984 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:46,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:46,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:46,014 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:46,015 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:46,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-07-06 12:31:46,075 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd61321b0/1058590367484a7d9c5238ec86d6f57c/FLAGd7951c23c [2021-07-06 12:31:46,770 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:46,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-07-06 12:31:46,815 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd61321b0/1058590367484a7d9c5238ec86d6f57c/FLAGd7951c23c [2021-07-06 12:31:47,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cd61321b0/1058590367484a7d9c5238ec86d6f57c [2021-07-06 12:31:47,068 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:47,070 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:47,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:47,072 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:47,078 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:47,078 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:47" (1/1) ... [2021-07-06 12:31:47,079 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14669f32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:47, skipping insertion in model container [2021-07-06 12:31:47,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:47" (1/1) ... [2021-07-06 12:31:47,084 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:47,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:48,127 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-07-06 12:31:48,130 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6046c6df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:48, skipping insertion in model container [2021-07-06 12:31:48,130 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:48,131 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:48,132 INFO L168 Benchmark]: Toolchain (without parser) took 1061.68 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 31.3 MB in the beginning and 36.8 MB in the end (delta: -5.5 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:48,133 INFO L168 Benchmark]: CDTParser took 0.52 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:48,135 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1059.20 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 31.1 MB in the beginning and 36.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:48,136 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.52 ms. Allocated memory is still 58.7 MB. Free memory was 41.0 MB in the beginning and 40.9 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1059.20 ms. Allocated memory was 58.7 MB in the beginning and 71.3 MB in the end (delta: 12.6 MB). Free memory was 31.1 MB in the beginning and 36.8 MB in the end (delta: -5.7 MB). Peak memory consumption was 9.9 MB. Max. memory is 16.1 GB. * 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... ### Bit-precise run ### This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:49,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:49,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:49,718 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:49,718 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:49,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:49,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:49,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:49,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:49,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:49,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:49,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:49,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:49,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:49,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:49,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:49,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:49,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:49,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:49,745 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:49,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:49,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:49,747 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:49,748 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:49,750 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:49,750 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:49,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:49,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:49,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:49,752 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:49,752 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:49,753 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:49,754 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:49,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:49,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:49,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:49,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:49,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:49,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:49,758 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:49,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:49,759 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:49,788 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:49,788 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:49,790 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:49,790 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:49,790 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:49,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:49,791 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:49,791 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:49,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:49,791 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:49,792 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:49,792 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:49,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:49,792 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:49,792 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:49,792 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:49,800 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:49,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:49,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:49,800 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:49,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:49,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:49,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:49,801 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:49,801 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:49,801 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:49,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:49,802 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 73f7d8dd05e7d479e93fa429fdfb3e46150c6d0c [2021-07-06 12:31:50,075 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:50,099 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:50,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:50,102 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:50,103 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:50,104 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-07-06 12:31:50,153 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a5b543e/b5a61454c9084a45b4dc84b23da59b9b/FLAG44fab32ee [2021-07-06 12:31:50,673 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:50,673 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/rm-1.i [2021-07-06 12:31:50,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a5b543e/b5a61454c9084a45b4dc84b23da59b9b/FLAG44fab32ee [2021-07-06 12:31:51,177 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/26a5b543e/b5a61454c9084a45b4dc84b23da59b9b [2021-07-06 12:31:51,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:51,181 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:51,183 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:51,183 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:51,185 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:51,186 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:51" (1/1) ... [2021-07-06 12:31:51,187 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73aba218 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:51, skipping insertion in model container [2021-07-06 12:31:51,187 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:51" (1/1) ... [2021-07-06 12:31:51,191 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:51,249 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:52,035 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: xasprintf [2021-07-06 12:31:52,036 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1964458c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:52, skipping insertion in model container [2021-07-06 12:31:52,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:52,036 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:52,038 INFO L168 Benchmark]: Toolchain (without parser) took 856.60 ms. Allocated memory was 67.1 MB in the beginning and 102.8 MB in the end (delta: 35.7 MB). Free memory was 43.3 MB in the beginning and 67.0 MB in the end (delta: -23.7 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:52,039 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 67.1 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:52,041 INFO L168 Benchmark]: CACSL2BoogieTranslator took 853.61 ms. Allocated memory was 67.1 MB in the beginning and 102.8 MB in the end (delta: 35.7 MB). Free memory was 43.2 MB in the beginning and 67.0 MB in the end (delta: -23.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:52,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 67.1 MB. Free memory is still 49.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 853.61 ms. Allocated memory was 67.1 MB in the beginning and 102.8 MB in the end (delta: 35.7 MB). Free memory was 43.2 MB in the beginning and 67.0 MB in the end (delta: -23.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * 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...