./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/expand-2.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/expand-2.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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:15,740 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:15,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:15,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:15,767 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:15,769 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:15,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:15,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:15,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:15,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:15,777 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:15,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:15,779 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:15,781 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:15,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:15,786 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:15,788 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:15,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:15,789 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:15,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:15,795 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:15,796 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:15,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:15,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:15,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:15,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:15,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:15,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:15,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:15,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:15,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:15,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:15,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:15,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:15,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:15,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:15,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:15,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:15,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:15,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:15,809 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:15,809 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-12-16 08:45:15,830 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:15,832 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:15,833 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:15,833 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:15,834 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:15,834 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:15,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:15,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:15,835 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:15,835 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:15,836 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:15,837 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:15,837 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:15,837 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:15,837 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:15,837 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:15,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:15,837 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:15,838 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:15,838 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 08:45:15,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 08:45:15,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:15,839 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-16 08:45:16,011 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:16,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:16,051 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:16,052 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:16,053 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:16,054 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-16 08:45:16,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a051383/81c14815bab144a38c5aa81839d8cebf/FLAG31b93dc54 [2021-12-16 08:45:16,603 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:16,603 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-16 08:45:16,629 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a051383/81c14815bab144a38c5aa81839d8cebf/FLAG31b93dc54 [2021-12-16 08:45:16,891 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84a051383/81c14815bab144a38c5aa81839d8cebf [2021-12-16 08:45:16,893 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:16,893 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:16,894 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:16,894 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:16,897 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:16,897 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:16" (1/1) ... [2021-12-16 08:45:16,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6489a791 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:16, skipping insertion in model container [2021-12-16 08:45:16,898 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:16" (1/1) ... [2021-12-16 08:45:16,902 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:16,948 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:17,718 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-16 08:45:17,719 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@196678b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:17, skipping insertion in model container [2021-12-16 08:45:17,719 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:17,719 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:17,721 INFO L158 Benchmark]: Toolchain (without parser) took 826.36ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 41.8MB in the beginning and 44.3MB in the end (delta: -2.5MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-12-16 08:45:17,722 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 71.3MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 36.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:17,723 INFO L158 Benchmark]: CACSL2BoogieTranslator took 824.86ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 44.3MB in the end (delta: -2.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2021-12-16 08:45:17,725 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 71.3MB. Free memory was 51.0MB in the beginning and 51.0MB in the end (delta: 36.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 824.86ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 44.3MB in the end (delta: -2.6MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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/expand-2.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 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-16 08:45:19,309 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 08:45:19,310 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 08:45:19,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 08:45:19,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 08:45:19,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 08:45:19,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 08:45:19,333 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 08:45:19,334 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 08:45:19,335 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 08:45:19,336 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 08:45:19,337 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 08:45:19,337 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 08:45:19,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 08:45:19,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 08:45:19,339 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 08:45:19,340 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 08:45:19,341 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 08:45:19,342 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 08:45:19,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 08:45:19,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 08:45:19,356 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 08:45:19,357 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 08:45:19,357 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 08:45:19,359 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 08:45:19,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 08:45:19,359 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 08:45:19,360 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 08:45:19,360 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 08:45:19,361 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 08:45:19,361 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 08:45:19,362 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 08:45:19,362 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 08:45:19,363 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 08:45:19,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 08:45:19,364 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 08:45:19,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 08:45:19,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 08:45:19,364 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 08:45:19,365 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 08:45:19,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 08:45:19,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-12-16 08:45:19,388 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 08:45:19,388 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 08:45:19,389 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 08:45:19,389 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 08:45:19,390 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 08:45:19,390 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 08:45:19,391 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 08:45:19,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 08:45:19,391 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 08:45:19,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 08:45:19,392 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-16 08:45:19,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 08:45:19,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 08:45:19,392 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-12-16 08:45:19,392 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-12-16 08:45:19,392 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-12-16 08:45:19,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 08:45:19,393 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-16 08:45:19,393 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-16 08:45:19,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-16 08:45:19,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 08:45:19,393 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 08:45:19,393 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 08:45:19,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 08:45:19,394 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 08:45:19,394 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 08:45:19,394 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 08:45:19,394 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-16 08:45:19,394 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-16 08:45:19,395 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 08:45:19,395 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-16 08:45:19,395 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9046a22aa5b0d00a8f0d6882f177914fb59cf6f993a19ebc0593f371e829e9ec [2021-12-16 08:45:19,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 08:45:19,664 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 08:45:19,666 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 08:45:19,667 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 08:45:19,667 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 08:45:19,668 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-16 08:45:19,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bfc3e00a/32ccde8006da43bd945820e592fa35ce/FLAGeff15f17f [2021-12-16 08:45:20,251 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 08:45:20,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/expand-2.i [2021-12-16 08:45:20,275 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bfc3e00a/32ccde8006da43bd945820e592fa35ce/FLAGeff15f17f [2021-12-16 08:45:20,765 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5bfc3e00a/32ccde8006da43bd945820e592fa35ce [2021-12-16 08:45:20,767 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 08:45:20,768 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 08:45:20,770 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:20,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 08:45:20,773 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 08:45:20,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:20" (1/1) ... [2021-12-16 08:45:20,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e1720de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:20, skipping insertion in model container [2021-12-16 08:45:20,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 08:45:20" (1/1) ... [2021-12-16 08:45:20,780 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 08:45:20,842 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 08:45:21,536 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-12-16 08:45:21,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@51b36e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 08:45:21, skipping insertion in model container [2021-12-16 08:45:21,538 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 08:45:21,538 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-12-16 08:45:21,539 INFO L158 Benchmark]: Toolchain (without parser) took 770.60ms. Allocated memory is still 67.1MB. Free memory was 49.5MB in the beginning and 32.7MB in the end (delta: 16.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-16 08:45:21,540 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 08:45:21,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 767.59ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 32.7MB in the end (delta: 16.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-16 08:45:21,542 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory is still 36.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 767.59ms. Allocated memory is still 67.1MB. Free memory was 49.3MB in the beginning and 32.7MB in the end (delta: 16.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2334]: 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