./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/head-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version c3fed411 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/head-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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:21:29,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:21:29,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:21:29,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:21:29,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:21:29,845 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:21:29,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:21:29,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:21:29,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:21:29,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:21:29,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:21:29,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:21:29,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:21:29,858 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:21:29,860 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:21:29,862 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:21:29,863 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:21:29,864 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:21:29,865 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:21:29,869 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:21:29,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:21:29,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:21:29,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:21:29,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:21:29,877 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:21:29,877 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:21:29,877 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:21:29,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:21:29,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:21:29,879 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:21:29,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:21:29,881 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:21:29,882 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:21:29,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:21:29,883 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:21:29,883 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:21:29,884 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:21:29,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:21:29,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:21:29,885 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:21:29,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:21:29,886 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-19 12:21:29,915 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:21:29,915 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:21:29,915 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:21:29,915 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:21:29,916 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:21:29,916 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:21:29,917 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:21:29,917 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:21:29,917 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:21:29,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:21:29,918 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:21:29,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:21:29,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:21:29,918 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:21:29,918 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:21:29,919 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:21:29,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:21:29,919 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:21:29,919 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:21:29,919 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:21:29,919 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:21:29,919 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:21:29,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:21:29,920 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:21:29,920 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:21:29,920 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 12:21:29,920 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 12:21:29,921 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:21:29,921 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-12-19 12:21:30,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:21:30,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:21:30,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:21:30,135 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:21:30,136 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:21:30,137 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-12-19 12:21:30,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044fbe7e0/d0d97e4e61b84496aa5e4cf51236e009/FLAG058bbe10b [2021-12-19 12:21:30,752 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:21:30,752 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-12-19 12:21:30,777 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044fbe7e0/d0d97e4e61b84496aa5e4cf51236e009/FLAG058bbe10b [2021-12-19 12:21:31,206 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/044fbe7e0/d0d97e4e61b84496aa5e4cf51236e009 [2021-12-19 12:21:31,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:21:31,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:21:31,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:31,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:21:31,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:21:31,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:31" (1/1) ... [2021-12-19 12:21:31,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bba2cc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:31, skipping insertion in model container [2021-12-19 12:21:31,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:31" (1/1) ... [2021-12-19 12:21:31,219 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:21:31,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:21:31,913 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-19 12:21:31,914 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d0ba59b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:31, skipping insertion in model container [2021-12-19 12:21:31,914 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:31,914 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:21:31,916 INFO L158 Benchmark]: Toolchain (without parser) took 705.39ms. Allocated memory is still 94.4MB. Free memory was 60.4MB in the beginning and 58.1MB in the end (delta: 2.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-19 12:21:31,916 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 94.4MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:21:31,917 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.99ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 58.1MB in the end (delta: 2.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-19 12:21:31,918 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 94.4MB. Free memory is still 53.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.99ms. Allocated memory is still 94.4MB. Free memory was 60.2MB in the beginning and 58.1MB in the end (delta: 2.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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/head-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 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 12:21:33,495 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 12:21:33,498 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 12:21:33,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 12:21:33,544 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 12:21:33,547 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 12:21:33,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 12:21:33,552 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 12:21:33,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 12:21:33,557 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 12:21:33,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 12:21:33,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 12:21:33,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 12:21:33,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 12:21:33,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 12:21:33,566 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 12:21:33,567 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 12:21:33,567 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 12:21:33,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 12:21:33,574 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 12:21:33,575 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 12:21:33,575 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 12:21:33,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 12:21:33,578 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 12:21:33,582 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 12:21:33,582 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 12:21:33,583 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 12:21:33,584 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 12:21:33,584 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 12:21:33,585 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 12:21:33,585 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 12:21:33,586 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 12:21:33,587 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 12:21:33,588 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 12:21:33,588 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 12:21:33,589 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 12:21:33,589 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 12:21:33,589 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 12:21:33,589 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 12:21:33,591 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 12:21:33,591 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 12:21:33,592 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-19 12:21:33,621 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 12:21:33,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 12:21:33,622 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 12:21:33,622 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 12:21:33,623 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 12:21:33,623 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 12:21:33,624 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 12:21:33,624 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 12:21:33,625 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 12:21:33,625 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 12:21:33,625 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 12:21:33,626 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-19 12:21:33,627 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-19 12:21:33,627 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-19 12:21:33,627 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 12:21:33,627 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 12:21:33,627 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 12:21:33,627 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 12:21:33,628 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 12:21:33,628 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 12:21:33,628 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 12:21:33,628 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-19 12:21:33,628 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-19 12:21:33,628 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 12:21:33,628 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-19 12:21:33,629 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36d2317c8ff507d31bd70a8e1ba244da3845f75b1ba0e1823bea31aedc0f87f4 [2021-12-19 12:21:33,904 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 12:21:33,934 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 12:21:33,938 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 12:21:33,939 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 12:21:33,940 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 12:21:33,941 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-12-19 12:21:34,019 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de9f14bae/8317873848ef4ab0ad43a067899b5102/FLAG1dcbfb517 [2021-12-19 12:21:34,546 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 12:21:34,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/head-1.i [2021-12-19 12:21:34,569 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de9f14bae/8317873848ef4ab0ad43a067899b5102/FLAG1dcbfb517 [2021-12-19 12:21:34,830 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de9f14bae/8317873848ef4ab0ad43a067899b5102 [2021-12-19 12:21:34,832 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 12:21:34,834 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 12:21:34,836 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:34,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 12:21:34,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 12:21:34,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:34" (1/1) ... [2021-12-19 12:21:34,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726f6b27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:34, skipping insertion in model container [2021-12-19 12:21:34,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 12:21:34" (1/1) ... [2021-12-19 12:21:34,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 12:21:34,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 12:21:35,525 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-19 12:21:35,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@76879249 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 12:21:35, skipping insertion in model container [2021-12-19 12:21:35,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 12:21:35,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-19 12:21:35,528 INFO L158 Benchmark]: Toolchain (without parser) took 694.03ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.9MB in the beginning and 39.4MB in the end (delta: -12.5MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-12-19 12:21:35,530 INFO L158 Benchmark]: CDTParser took 8.84ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.4MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 12:21:35,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 690.83ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.7MB in the beginning and 39.4MB in the end (delta: -12.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2021-12-19 12:21:35,532 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 8.84ms. Allocated memory is still 54.5MB. Free memory was 36.4MB in the beginning and 36.4MB in the end (delta: 33.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 690.83ms. Allocated memory was 54.5MB in the beginning and 69.2MB in the end (delta: 14.7MB). Free memory was 26.7MB in the beginning and 39.4MB in the end (delta: -12.7MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2308]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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