./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 9a8b2e8d 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_1.3.100.v20150511-1540.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_1.3.100.v20150511-1540.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 0.1.25-9a8b2e8 [2020-10-20 06:21:18,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:18,284 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:18,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:18,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:18,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:18,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:18,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:18,340 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:18,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:18,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:18,347 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:18,347 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:18,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:18,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:18,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:18,354 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:18,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:18,359 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:18,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:18,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:18,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:18,369 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:18,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:18,373 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:18,380 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:18,380 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:18,382 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:18,383 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:18,384 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:18,386 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:18,387 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:18,390 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:18,391 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:18,393 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:18,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:18,394 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:18,395 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:18,395 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:18,396 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:18,397 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:18,398 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:18,444 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:18,444 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:18,446 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:18,447 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:18,447 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:18,447 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:18,447 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:18,448 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:18,448 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:18,448 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:18,449 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:18,450 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:18,450 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:18,450 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:18,451 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:18,451 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:18,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:18,452 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:18,452 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:18,452 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:18,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:18,453 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:18,453 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:18,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:18,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:18,454 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 [2020-10-20 06:21:18,682 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:18,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:18,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:18,700 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:18,700 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:18,701 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-20 06:21:18,767 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fc8fbce/b777317158054b578780162c45ba738d/FLAGc3721d487 [2020-10-20 06:21:19,505 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:19,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-20 06:21:19,560 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fc8fbce/b777317158054b578780162c45ba738d/FLAGc3721d487 [2020-10-20 06:21:19,660 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d7fc8fbce/b777317158054b578780162c45ba738d [2020-10-20 06:21:19,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:19,669 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:19,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:19,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:19,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:19,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:19" (1/1) ... [2020-10-20 06:21:19,680 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35654670 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:19, skipping insertion in model container [2020-10-20 06:21:19,680 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:19" (1/1) ... [2020-10-20 06:21:19,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:19,783 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:21,019 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 [2020-10-20 06:21:21,020 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4c52d79d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:21, skipping insertion in model container [2020-10-20 06:21:21,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:21,021 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:21,024 INFO L168 Benchmark]: Toolchain (without parser) took 1358.32 ms. Allocated memory was 39.3 MB in the beginning and 49.8 MB in the end (delta: 10.5 MB). Free memory was 19.7 MB in the beginning and 16.6 MB in the end (delta: 3.0 MB). Peak memory consumption was 20.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,025 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 36.7 MB. Free memory was 15.7 MB in the beginning and 15.7 MB in the end (delta: 50.4 kB). Peak memory consumption was 50.4 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,027 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1349.71 ms. Allocated memory was 39.3 MB in the beginning and 49.8 MB in the end (delta: 10.5 MB). Free memory was 18.7 MB in the beginning and 16.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:21,045 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 36.7 MB. Free memory was 15.7 MB in the beginning and 15.7 MB in the end (delta: 50.4 kB). Peak memory consumption was 50.4 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1349.71 ms. Allocated memory was 39.3 MB in the beginning and 49.8 MB in the end (delta: 10.5 MB). Free memory was 18.7 MB in the beginning and 16.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 19.1 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 06:21:22,972 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:22,975 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:23,014 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:23,015 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:23,024 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:23,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:23,030 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:23,032 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:23,035 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:23,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:23,044 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:23,044 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:23,045 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:23,047 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:23,048 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:23,049 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:23,049 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:23,051 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:23,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:23,054 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:23,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:23,057 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:23,058 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:23,060 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:23,061 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:23,061 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:23,062 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:23,063 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:23,063 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:23,064 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:23,065 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:23,065 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:23,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:23,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:23,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:23,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:23,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:23,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:23,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:23,070 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:23,071 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:23,095 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:23,095 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:23,096 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:23,097 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:23,097 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:23,097 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:23,098 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:23,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:23,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:23,098 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:23,099 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:23,099 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:23,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:23,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:23,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:23,100 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:23,100 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:23,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:23,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:23,101 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:23,101 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:23,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:23,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:23,102 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:23,102 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:23,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:23,102 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:23,103 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:23,103 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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 [2020-10-20 06:21:23,319 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:23,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:23,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:23,336 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:23,336 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:23,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-20 06:21:23,396 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99936b02f/756c38b38ada489e8bfb92be6b1efa15/FLAG5d3e7b693 [2020-10-20 06:21:24,140 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:24,141 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2020-10-20 06:21:24,197 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99936b02f/756c38b38ada489e8bfb92be6b1efa15/FLAG5d3e7b693 [2020-10-20 06:21:24,376 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/99936b02f/756c38b38ada489e8bfb92be6b1efa15 [2020-10-20 06:21:24,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:24,388 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:24,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:24,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:24,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:24,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:24" (1/1) ... [2020-10-20 06:21:24,401 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@717f523d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:24, skipping insertion in model container [2020-10-20 06:21:24,401 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:24" (1/1) ... [2020-10-20 06:21:24,410 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:24,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:25,626 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 [2020-10-20 06:21:25,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7ddee0a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:25, skipping insertion in model container [2020-10-20 06:21:25,627 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:25,628 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:25,631 INFO L168 Benchmark]: Toolchain (without parser) took 1247.70 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 22.8 MB in the beginning and 14.8 MB in the end (delta: 8.1 MB). Peak memory consumption was 14.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,632 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 30.9 MB. Free memory was 15.6 MB in the beginning and 15.5 MB in the end (delta: 38.1 kB). Peak memory consumption was 38.1 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,634 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1236.02 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 22.0 MB in the beginning and 14.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 13.8 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:25,636 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 30.9 MB. Free memory was 15.6 MB in the beginning and 15.5 MB in the end (delta: 38.1 kB). Peak memory consumption was 38.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1236.02 ms. Allocated memory was 40.9 MB in the beginning and 41.9 MB in the end (delta: 1.0 MB). Free memory was 22.0 MB in the beginning and 14.8 MB in the end (delta: 7.2 MB). Peak memory consumption was 13.8 MB. Max. memory is 14.3 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...