./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/realpath-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 7e1ff0e6 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/realpath-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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:44:55,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:55,099 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:55,132 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:55,133 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:55,136 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:55,138 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:55,140 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:55,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:55,146 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:55,148 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:55,149 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:55,149 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:55,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:55,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:55,156 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:55,157 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:55,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:55,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:55,165 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:55,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:55,167 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:55,168 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:55,168 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:55,179 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:55,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:55,182 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:55,183 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:55,184 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:55,185 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:55,185 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:55,186 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:55,187 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:55,187 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:55,189 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:55,189 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:55,189 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:55,189 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:55,190 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:55,191 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:55,192 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:55,193 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2023-02-15 01:44:55,220 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:55,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:55,220 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:55,221 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:55,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:55,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:55,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:55,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:55,222 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:55,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:55,223 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:55,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:55,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:55,224 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:55,224 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:55,224 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:55,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:55,224 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:55,225 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:55,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:55,225 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:55,225 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:55,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:55,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:55,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:55,226 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-02-15 01:44:55,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-02-15 01:44:55,227 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:55,227 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:55,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:55,227 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:55,227 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2023-02-15 01:44:55,463 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:44:55,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:44:55,490 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:44:55,491 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:44:55,492 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:44:55,493 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2023-02-15 01:44:56,734 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:44:57,095 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:44:57,096 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2023-02-15 01:44:57,123 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4b72fd1/c61ee4cd44034348afddd00446b3163d/FLAGee94426b6 [2023-02-15 01:44:57,136 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f4b72fd1/c61ee4cd44034348afddd00446b3163d [2023-02-15 01:44:57,139 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:44:57,140 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:44:57,143 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:57,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:44:57,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:44:57,146 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:57" (1/1) ... [2023-02-15 01:44:57,147 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@592d4705 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:57, skipping insertion in model container [2023-02-15 01:44:57,147 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:44:57" (1/1) ... [2023-02-15 01:44:57,153 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:44:57,212 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:44:57,928 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:57,932 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:44:57,936 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 01:44:57,937 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2e26a30e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:44:57, skipping insertion in model container [2023-02-15 01:44:57,937 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:44:57,937 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:44:57,939 INFO L158 Benchmark]: Toolchain (without parser) took 797.58ms. Allocated memory is still 136.3MB. Free memory was 89.0MB in the beginning and 103.0MB in the end (delta: -14.1MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:57,939 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 136.3MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:44:57,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.27ms. Allocated memory is still 136.3MB. Free memory was 88.6MB in the beginning and 103.0MB in the end (delta: -14.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. [2023-02-15 01:44:57,941 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 136.3MB. Free memory is still 111.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.27ms. Allocated memory is still 136.3MB. Free memory was 88.6MB in the beginning and 103.0MB in the end (delta: -14.5MB). Peak memory consumption was 28.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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/realpath-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 f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 --- Real Ultimate output --- This is Ultimate 0.2.2-?-7e1ff0e [2023-02-15 01:44:59,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-02-15 01:44:59,816 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-02-15 01:44:59,852 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-02-15 01:44:59,853 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-02-15 01:44:59,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-02-15 01:44:59,860 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-02-15 01:44:59,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-02-15 01:44:59,868 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-02-15 01:44:59,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-02-15 01:44:59,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-02-15 01:44:59,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-02-15 01:44:59,876 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-02-15 01:44:59,878 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-02-15 01:44:59,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-02-15 01:44:59,881 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-02-15 01:44:59,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-02-15 01:44:59,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-02-15 01:44:59,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-02-15 01:44:59,888 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-02-15 01:44:59,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-02-15 01:44:59,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-02-15 01:44:59,893 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-02-15 01:44:59,893 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-02-15 01:44:59,897 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-02-15 01:44:59,898 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-02-15 01:44:59,898 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-02-15 01:44:59,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-02-15 01:44:59,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-02-15 01:44:59,901 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-02-15 01:44:59,902 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-02-15 01:44:59,903 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-02-15 01:44:59,905 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-02-15 01:44:59,905 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-02-15 01:44:59,906 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-02-15 01:44:59,906 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-02-15 01:44:59,907 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-02-15 01:44:59,907 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-02-15 01:44:59,907 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-02-15 01:44:59,908 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-02-15 01:44:59,908 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-02-15 01:44:59,909 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2023-02-15 01:44:59,952 INFO L113 SettingsManager]: Loading preferences was successful [2023-02-15 01:44:59,953 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-02-15 01:44:59,954 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-02-15 01:44:59,954 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-02-15 01:44:59,955 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-02-15 01:44:59,955 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-02-15 01:44:59,956 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-02-15 01:44:59,956 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-02-15 01:44:59,956 INFO L138 SettingsManager]: * Use SBE=true [2023-02-15 01:44:59,956 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-02-15 01:44:59,957 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2023-02-15 01:44:59,957 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-02-15 01:44:59,957 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-02-15 01:44:59,958 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-02-15 01:44:59,958 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2023-02-15 01:44:59,958 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-02-15 01:44:59,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-02-15 01:44:59,959 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-02-15 01:44:59,959 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2023-02-15 01:44:59,959 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-02-15 01:44:59,959 INFO L138 SettingsManager]: * Use constant arrays=true [2023-02-15 01:44:59,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-02-15 01:44:59,960 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-02-15 01:44:59,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-02-15 01:44:59,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-02-15 01:44:59,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-02-15 01:44:59,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-02-15 01:44:59,961 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2023-02-15 01:44:59,961 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-02-15 01:44:59,961 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-02-15 01:44:59,961 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-02-15 01:44:59,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-02-15 01:44:59,962 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2023-02-15 01:44:59,962 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-02-15 01:44:59,962 INFO L138 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f413b577286a4be9f33b6011f73818af8624093161867daff16d926c6c622952 [2023-02-15 01:45:00,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-02-15 01:45:00,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-02-15 01:45:00,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-02-15 01:45:00,305 INFO L271 PluginConnector]: Initializing CDTParser... [2023-02-15 01:45:00,305 INFO L275 PluginConnector]: CDTParser initialized [2023-02-15 01:45:00,307 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2023-02-15 01:45:01,451 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-02-15 01:45:01,794 INFO L351 CDTParser]: Found 1 translation units. [2023-02-15 01:45:01,794 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/realpath-1.i [2023-02-15 01:45:01,826 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdec3f963/c273dacaa31243cea83ba7e6a8d1fdff/FLAG846e685d0 [2023-02-15 01:45:01,841 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdec3f963/c273dacaa31243cea83ba7e6a8d1fdff [2023-02-15 01:45:01,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-02-15 01:45:01,845 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2023-02-15 01:45:01,846 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:01,846 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-02-15 01:45:01,849 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-02-15 01:45:01,850 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:01" (1/1) ... [2023-02-15 01:45:01,851 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25d444cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:01, skipping insertion in model container [2023-02-15 01:45:01,851 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.02 01:45:01" (1/1) ... [2023-02-15 01:45:01,857 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-02-15 01:45:01,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-02-15 01:45:02,665 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:45:02,667 WARN L623 FunctionHandler]: Unknown extern function strerror [2023-02-15 01:45:02,672 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2023-02-15 01:45:02,673 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5dc02819 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.02 01:45:02, skipping insertion in model container [2023-02-15 01:45:02,673 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-02-15 01:45:02,674 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2023-02-15 01:45:02,675 INFO L158 Benchmark]: Toolchain (without parser) took 829.38ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 39.2MB in the beginning and 55.1MB in the end (delta: -15.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-15 01:45:02,676 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-02-15 01:45:02,676 INFO L158 Benchmark]: CACSL2BoogieTranslator took 827.62ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 39.0MB in the beginning and 55.4MB in the end (delta: -16.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-02-15 01:45:02,677 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 71.3MB. Free memory is still 49.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 827.62ms. Allocated memory was 71.3MB in the beginning and 92.3MB in the end (delta: 21.0MB). Free memory was 39.0MB in the beginning and 55.4MB in the end (delta: -16.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2284]: 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