./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/yes-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6c24879c 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/yes-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 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:10:33,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:33,162 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:33,215 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:33,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:33,217 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:33,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:33,220 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:33,221 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:33,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:33,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:33,226 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:33,227 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:33,227 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:33,228 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:33,229 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:33,229 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:33,229 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:33,230 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:33,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:33,232 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:33,237 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:33,238 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:33,238 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:33,239 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:33,241 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:33,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:33,242 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:33,243 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:33,244 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:33,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:33,245 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:33,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:33,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:33,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:33,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:33,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:33,248 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:33,248 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:33,248 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:33,249 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:33,250 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:33,252 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2022-07-13 01:10:33,274 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:33,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:33,274 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:33,274 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:33,275 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:33,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:33,276 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:33,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:33,276 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:33,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:33,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:33,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:33,278 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:33,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:33,278 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:33,278 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:33,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:33,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:33,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:33,279 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 01:10:33,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 01:10:33,279 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2022-07-13 01:10:33,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:33,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:33,511 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:33,512 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:33,513 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:33,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-07-13 01:10:33,574 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5017af34f/4fa17ba669d04dd499499d455c90f372/FLAG56571d9de [2022-07-13 01:10:34,013 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:34,014 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-07-13 01:10:34,041 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5017af34f/4fa17ba669d04dd499499d455c90f372/FLAG56571d9de [2022-07-13 01:10:34,548 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5017af34f/4fa17ba669d04dd499499d455c90f372 [2022-07-13 01:10:34,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:34,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:34,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:34,552 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:34,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:34,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:34" (1/1) ... [2022-07-13 01:10:34,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ff54531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:34, skipping insertion in model container [2022-07-13 01:10:34,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:34" (1/1) ... [2022-07-13 01:10:34,561 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:34,616 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:35,253 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-07-13 01:10:35,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@233d2463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:35, skipping insertion in model container [2022-07-13 01:10:35,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:35,254 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:10:35,256 INFO L158 Benchmark]: Toolchain (without parser) took 703.94ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 51.9MB in the beginning and 91.4MB in the end (delta: -39.5MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2022-07-13 01:10:35,256 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:35,257 INFO L158 Benchmark]: CACSL2BoogieTranslator took 702.32ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 51.7MB in the beginning and 91.4MB in the end (delta: -39.6MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2022-07-13 01:10:35,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 702.32ms. Allocated memory was 94.4MB in the beginning and 127.9MB in the end (delta: 33.6MB). Free memory was 51.7MB in the beginning and 91.4MB in the end (delta: -39.6MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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/yes-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 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-13 01:10:36,747 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 01:10:36,749 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 01:10:36,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 01:10:36,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 01:10:36,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 01:10:36,779 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 01:10:36,781 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 01:10:36,783 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 01:10:36,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 01:10:36,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 01:10:36,788 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 01:10:36,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 01:10:36,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 01:10:36,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 01:10:36,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 01:10:36,796 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 01:10:36,796 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 01:10:36,797 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 01:10:36,804 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 01:10:36,805 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 01:10:36,806 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 01:10:36,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 01:10:36,808 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 01:10:36,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 01:10:36,811 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 01:10:36,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 01:10:36,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 01:10:36,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 01:10:36,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 01:10:36,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 01:10:36,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 01:10:36,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 01:10:36,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 01:10:36,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 01:10:36,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 01:10:36,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 01:10:36,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 01:10:36,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 01:10:36,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 01:10:36,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 01:10:36,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 01:10:36,831 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2022-07-13 01:10:36,859 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 01:10:36,859 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 01:10:36,860 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 01:10:36,860 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 01:10:36,860 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 01:10:36,861 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 01:10:36,861 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 01:10:36,861 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 01:10:36,861 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 01:10:36,862 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 01:10:36,862 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-13 01:10:36,862 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 01:10:36,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 01:10:36,862 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-07-13 01:10:36,869 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-07-13 01:10:36,870 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-07-13 01:10:36,870 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 01:10:36,870 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 01:10:36,870 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 01:10:36,870 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 01:10:36,870 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 01:10:36,871 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 01:10:36,871 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 01:10:36,871 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 01:10:36,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 01:10:36,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 01:10:36,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 01:10:36,872 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 01:10:36,872 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 01:10:36,872 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 01:10:36,872 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 31650cf4e2ad56baf4812d7ba9b9de3ab29abe06d7d8a03f86fe8d53bb6fde29 [2022-07-13 01:10:37,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 01:10:37,166 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 01:10:37,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 01:10:37,169 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 01:10:37,171 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 01:10:37,172 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-07-13 01:10:37,216 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6dc8ea65/09748a9e8c92400bb893a89b0a128153/FLAG45d9317c7 [2022-07-13 01:10:37,696 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 01:10:37,697 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/yes-2.i [2022-07-13 01:10:37,728 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6dc8ea65/09748a9e8c92400bb893a89b0a128153/FLAG45d9317c7 [2022-07-13 01:10:37,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f6dc8ea65/09748a9e8c92400bb893a89b0a128153 [2022-07-13 01:10:37,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 01:10:37,973 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 01:10:37,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:37,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 01:10:37,979 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 01:10:37,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:37" (1/1) ... [2022-07-13 01:10:37,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43eed2a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:37, skipping insertion in model container [2022-07-13 01:10:37,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 01:10:37" (1/1) ... [2022-07-13 01:10:37,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 01:10:38,036 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 01:10:38,618 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die [2022-07-13 01:10:38,619 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6437518 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 01:10:38, skipping insertion in model container [2022-07-13 01:10:38,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 01:10:38,620 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2022-07-13 01:10:38,621 INFO L158 Benchmark]: Toolchain (without parser) took 646.81ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 40.4MB in the end (delta: 5.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 01:10:38,621 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 01:10:38,622 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.13ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 40.5MB in the end (delta: 5.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-13 01:10:38,623 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 67.1MB. Free memory is still 49.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.13ms. Allocated memory is still 67.1MB. Free memory was 45.5MB in the beginning and 40.5MB in the end (delta: 5.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg_and_die 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