./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/sync-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 20ed64ec 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/sync-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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 ............................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/sync-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 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 .................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:19:54,967 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:19:54,969 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:19:55,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:19:55,001 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:19:55,004 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:19:55,007 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:19:55,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:19:55,015 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:19:55,019 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:19:55,020 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:19:55,024 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:19:55,024 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:19:55,027 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:19:55,028 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:19:55,030 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:19:55,031 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:19:55,031 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:19:55,035 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:19:55,040 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:19:55,042 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:19:55,043 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:19:55,044 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:19:55,045 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:19:55,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:19:55,052 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:19:55,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:19:55,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:19:55,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:19:55,055 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:19:55,055 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:19:55,056 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:19:55,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:19:55,060 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:19:55,061 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:19:55,062 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:19:55,062 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:19:55,063 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:19:55,063 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:19:55,064 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:19:55,065 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:19:55,069 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-08-27 08:19:55,105 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:19:55,105 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:19:55,106 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:19:55,107 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:19:55,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:19:55,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:19:55,109 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:19:55,110 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:19:55,110 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:19:55,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:19:55,111 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:19:55,111 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:19:55,111 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:19:55,112 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:19:55,112 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:19:55,112 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:19:55,112 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:19:55,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:19:55,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:19:55,113 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:19:55,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:19:55,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:19:55,114 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:19:55,114 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-27 08:19:55,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-27 08:19:55,114 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:19:55,114 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-08-27 08:19:55,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:19:55,507 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:19:55,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:19:55,513 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:19:55,514 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:19:55,515 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-27 08:19:55,579 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fa3d8e07/8a8831d602dd46b4a258cc114ee7bb38/FLAG0427801a3 [2021-08-27 08:19:56,151 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:19:56,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-27 08:19:56,177 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fa3d8e07/8a8831d602dd46b4a258cc114ee7bb38/FLAG0427801a3 [2021-08-27 08:19:56,574 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8fa3d8e07/8a8831d602dd46b4a258cc114ee7bb38 [2021-08-27 08:19:56,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:19:56,577 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:19:56,578 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:56,579 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:19:56,581 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:19:56,582 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:56" (1/1) ... [2021-08-27 08:19:56,583 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@747a5048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:56, skipping insertion in model container [2021-08-27 08:19:56,583 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:19:56" (1/1) ... [2021-08-27 08:19:56,591 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:19:56,655 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:19:57,447 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-27 08:19:57,448 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4a8822ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:19:57, skipping insertion in model container [2021-08-27 08:19:57,448 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:19:57,449 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:19:57,450 INFO L168 Benchmark]: Toolchain (without parser) took 872.09 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 36.8 MB in the beginning and 52.7 MB in the end (delta: -15.9 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:57,451 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:19:57,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 869.82 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 36.5 MB in the beginning and 52.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:19:57,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.46 ms. Allocated memory is still 60.8 MB. Free memory is still 42.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 869.82 ms. Allocated memory was 60.8 MB in the beginning and 77.6 MB in the end (delta: 16.8 MB). Free memory was 36.5 MB in the beginning and 52.7 MB in the end (delta: -16.2 MB). Peak memory consumption was 17.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-20ed64e [2021-08-27 08:19:59,111 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-27 08:19:59,114 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-27 08:19:59,161 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-27 08:19:59,161 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-27 08:19:59,165 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-27 08:19:59,166 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-27 08:19:59,171 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-27 08:19:59,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-27 08:19:59,178 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-27 08:19:59,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-27 08:19:59,183 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-27 08:19:59,184 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-27 08:19:59,186 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-27 08:19:59,188 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-27 08:19:59,191 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-27 08:19:59,192 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-27 08:19:59,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-27 08:19:59,198 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-27 08:19:59,205 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-27 08:19:59,207 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-27 08:19:59,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-27 08:19:59,210 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-27 08:19:59,211 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-27 08:19:59,217 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-27 08:19:59,218 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-27 08:19:59,218 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-27 08:19:59,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-27 08:19:59,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-27 08:19:59,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-27 08:19:59,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-27 08:19:59,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-27 08:19:59,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-27 08:19:59,225 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-27 08:19:59,226 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-27 08:19:59,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-27 08:19:59,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-27 08:19:59,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-27 08:19:59,227 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-27 08:19:59,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-27 08:19:59,229 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-27 08:19:59,233 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-08-27 08:19:59,266 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-27 08:19:59,267 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-27 08:19:59,268 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-27 08:19:59,268 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-27 08:19:59,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-27 08:19:59,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-27 08:19:59,271 INFO L138 SettingsManager]: * Use SBE=true [2021-08-27 08:19:59,271 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-27 08:19:59,271 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-08-27 08:19:59,271 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-27 08:19:59,272 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-27 08:19:59,272 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-08-27 08:19:59,273 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-08-27 08:19:59,273 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-08-27 08:19:59,273 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-27 08:19:59,273 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-08-27 08:19:59,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-08-27 08:19:59,273 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-08-27 08:19:59,274 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-27 08:19:59,274 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-27 08:19:59,274 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-27 08:19:59,274 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-27 08:19:59,274 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-27 08:19:59,275 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-27 08:19:59,275 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-27 08:19:59,275 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-08-27 08:19:59,275 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-08-27 08:19:59,275 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-27 08:19:59,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-27 08:19:59,276 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3918e16c1381c46d79ce53a5244e0a0b7f9d16d2 [2021-08-27 08:19:59,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-27 08:19:59,596 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-27 08:19:59,599 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-27 08:19:59,600 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-27 08:19:59,601 INFO L275 PluginConnector]: CDTParser initialized [2021-08-27 08:19:59,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-27 08:19:59,668 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8593f415/37a39c3677ab43b589fac1debad27f7f/FLAG8905a9651 [2021-08-27 08:20:00,299 INFO L306 CDTParser]: Found 1 translation units. [2021-08-27 08:20:00,300 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/sync-2.i [2021-08-27 08:20:00,320 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8593f415/37a39c3677ab43b589fac1debad27f7f/FLAG8905a9651 [2021-08-27 08:20:00,661 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c8593f415/37a39c3677ab43b589fac1debad27f7f [2021-08-27 08:20:00,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-27 08:20:00,666 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-27 08:20:00,669 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:00,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-27 08:20:00,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-27 08:20:00,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:00" (1/1) ... [2021-08-27 08:20:00,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@795be28f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:00, skipping insertion in model container [2021-08-27 08:20:00,676 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 08:20:00" (1/1) ... [2021-08-27 08:20:00,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-27 08:20:00,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-27 08:20:01,449 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2021-08-27 08:20:01,449 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@467af465 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 08:20:01, skipping insertion in model container [2021-08-27 08:20:01,449 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-27 08:20:01,450 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-08-27 08:20:01,452 INFO L168 Benchmark]: Toolchain (without parser) took 785.04 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 31.8 MB in the beginning and 43.3 MB in the end (delta: -11.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:01,452 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 56.6 MB. Free memory was 38.9 MB in the beginning and 38.9 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-27 08:20:01,453 INFO L168 Benchmark]: CACSL2BoogieTranslator took 780.22 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 31.6 MB in the beginning and 43.3 MB in the end (delta: -11.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-08-27 08:20:01,454 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 56.6 MB. Free memory was 38.9 MB in the beginning and 38.9 MB in the end (delta: 39.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 780.22 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 31.6 MB in the beginning and 43.3 MB in the end (delta: -11.7 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1871]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...