./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uniq-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 54858612 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/uniq-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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 .............................................................................................................................. 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/uniq-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 d4f3beee7d9a211cc04d5df24adf0d3371004e18 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:00:55,095 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:55,098 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:55,131 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:55,132 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:55,134 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:55,135 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:55,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:55,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:55,141 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:55,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:55,144 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:55,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:55,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:55,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:55,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:55,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:55,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:55,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:55,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:55,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:55,160 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:55,161 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:55,162 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:55,165 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:55,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:55,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:55,168 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:55,168 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:55,170 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:55,170 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:55,171 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:55,172 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:55,173 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:55,175 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:55,175 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:55,176 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:55,177 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:55,177 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:55,178 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:55,179 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:55,183 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:00:55,213 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:55,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:55,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:55,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:55,216 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:55,216 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:55,217 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:55,217 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:55,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:55,218 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:55,218 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:55,218 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:55,219 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:55,219 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:55,219 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:55,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:55,220 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:55,220 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:55,221 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:55,221 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:55,221 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:55,222 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:55,222 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:00:55,222 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:00:55,223 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:55,223 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2020-10-26 04:00:55,604 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:55,642 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:55,649 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:55,651 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:55,652 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:55,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-26 04:00:55,746 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56cf5e194/fde420ac9cdb46b2aa4c77d6579109fc/FLAG941ced62b [2020-10-26 04:00:56,788 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:56,789 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-26 04:00:56,821 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56cf5e194/fde420ac9cdb46b2aa4c77d6579109fc/FLAG941ced62b [2020-10-26 04:00:57,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/56cf5e194/fde420ac9cdb46b2aa4c77d6579109fc [2020-10-26 04:00:57,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:57,316 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:57,319 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:57,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:57,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:57,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:57" (1/1) ... [2020-10-26 04:00:57,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a1e13f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:57, skipping insertion in model container [2020-10-26 04:00:57,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:57" (1/1) ... [2020-10-26 04:00:57,360 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:57,494 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:58,839 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-26 04:00:58,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2d99814d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:58, skipping insertion in model container [2020-10-26 04:00:58,840 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:58,841 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:58,847 INFO L168 Benchmark]: Toolchain (without parser) took 1534.32 ms. Allocated memory is still 58.7 MB. Free memory was 29.9 MB in the beginning and 29.5 MB in the end (delta: 387.7 kB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:58,848 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 39.8 MB. Free memory was 26.6 MB in the beginning and 26.6 MB in the end (delta: 26.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:58,851 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1521.77 ms. Allocated memory is still 58.7 MB. Free memory was 29.3 MB in the beginning and 29.5 MB in the end (delta: -203.6 kB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:58,855 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 39.8 MB. Free memory was 26.6 MB in the beginning and 26.6 MB in the end (delta: 26.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1521.77 ms. Allocated memory is still 58.7 MB. Free memory was 29.3 MB in the beginning and 29.5 MB in the end (delta: -203.6 kB). Peak memory consumption was 11.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-5485861 [2020-10-26 04:01:01,304 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:01:01,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:01:01,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:01:01,366 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:01:01,371 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:01:01,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:01:01,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:01:01,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:01:01,391 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:01:01,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:01:01,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:01:01,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:01:01,402 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:01:01,404 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:01:01,406 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:01:01,407 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:01:01,410 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:01:01,414 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:01:01,422 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:01:01,424 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:01:01,425 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:01:01,428 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:01:01,429 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:01:01,438 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:01:01,439 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:01:01,439 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:01:01,441 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:01:01,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:01:01,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:01:01,443 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:01:01,444 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:01:01,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:01:01,447 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:01:01,449 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:01:01,449 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:01:01,450 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:01:01,450 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:01:01,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:01:01,452 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:01:01,460 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:01:01,465 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:01:01,519 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:01:01,519 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:01:01,522 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:01:01,522 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:01:01,523 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:01:01,523 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:01:01,523 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:01:01,523 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:01:01,523 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:01:01,524 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:01:01,525 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:01:01,525 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:01:01,525 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:01:01,526 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:01:01,526 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:01:01,526 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:01:01,526 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:01:01,526 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:01:01,527 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:01:01,527 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:01:01,527 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:01:01,527 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:01:01,528 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:01:01,528 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:01:01,528 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:01:01,528 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:01:01,528 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:01:01,529 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:01:01,529 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4f3beee7d9a211cc04d5df24adf0d3371004e18 [2020-10-26 04:01:01,937 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:01:01,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:01:01,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:01:01,977 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:01:01,978 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:01:01,980 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-26 04:01:02,061 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7004993cb/78c22a662cf44128b53596af1c3b5f84/FLAG061af3166 [2020-10-26 04:01:03,162 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:01:03,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-26 04:01:03,194 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7004993cb/78c22a662cf44128b53596af1c3b5f84/FLAG061af3166 [2020-10-26 04:01:03,651 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7004993cb/78c22a662cf44128b53596af1c3b5f84 [2020-10-26 04:01:03,654 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:01:03,661 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:01:03,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:01:03,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:01:03,668 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:01:03,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:01:03" (1/1) ... [2020-10-26 04:01:03,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3990241e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:01:03, skipping insertion in model container [2020-10-26 04:01:03,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:01:03" (1/1) ... [2020-10-26 04:01:03,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:01:03,778 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:01:05,169 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-10-26 04:01:05,170 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ffd6369 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:01:05, skipping insertion in model container [2020-10-26 04:01:05,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:01:05,171 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:01:05,174 INFO L168 Benchmark]: Toolchain (without parser) took 1516.41 ms. Allocated memory was 46.1 MB in the beginning and 60.8 MB in the end (delta: 14.7 MB). Free memory was 28.7 MB in the beginning and 31.7 MB in the end (delta: -3.1 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:01:05,175 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 37.7 MB. Free memory was 20.6 MB in the beginning and 20.5 MB in the end (delta: 26.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:01:05,177 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1507.94 ms. Allocated memory was 46.1 MB in the beginning and 60.8 MB in the end (delta: 14.7 MB). Free memory was 27.9 MB in the beginning and 31.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. [2020-10-26 04:01:05,180 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 37.7 MB. Free memory was 20.6 MB in the beginning and 20.5 MB in the end (delta: 26.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1507.94 ms. Allocated memory was 46.1 MB in the beginning and 60.8 MB in the end (delta: 14.7 MB). Free memory was 27.9 MB in the beginning and 31.7 MB in the end (delta: -3.8 MB). Peak memory consumption was 13.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2504]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...