./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 f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -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 82a01909b73887274a091afe6fe6c283eee1a37f ......................................................................................................................... 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 -Xmx12G -Xms1G -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 82a01909b73887274a091afe6fe6c283eee1a37f ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:21:48,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:48,337 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:48,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:48,356 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:48,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:48,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:48,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:48,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:48,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:48,375 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:48,378 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:48,378 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:48,382 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:48,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:48,385 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:48,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:48,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:48,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:48,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:48,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:48,402 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:48,404 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:48,404 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:48,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:48,410 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:48,410 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:48,412 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:48,412 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:48,414 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:48,415 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:48,416 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:48,417 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:48,417 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:48,419 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:48,420 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:48,421 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:48,421 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:48,422 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:48,424 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:48,425 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:48,426 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 20:21:48,448 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:48,448 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:48,449 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:48,450 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:48,450 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:48,450 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:48,450 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:48,450 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:48,451 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:48,451 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:48,451 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:48,451 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:48,451 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:48,452 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:48,452 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:48,452 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:48,452 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:48,453 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:48,453 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:48,453 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:48,453 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:48,454 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:48,454 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:21:48,454 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:21:48,454 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:48,454 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 -> 82a01909b73887274a091afe6fe6c283eee1a37f [2019-11-28 20:21:48,761 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:48,777 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:48,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:48,785 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:48,786 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:48,787 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2019-11-28 20:21:48,863 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4e1f0b1/54d3fc66544a4ef1a8c34e4c310308a7/FLAG1cae1ec2d [2019-11-28 20:21:49,626 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:49,628 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2019-11-28 20:21:49,661 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4e1f0b1/54d3fc66544a4ef1a8c34e4c310308a7/FLAG1cae1ec2d [2019-11-28 20:21:49,714 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1f4e1f0b1/54d3fc66544a4ef1a8c34e4c310308a7 [2019-11-28 20:21:49,717 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:49,719 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:49,720 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:49,720 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:49,724 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:49,724 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:49" (1/1) ... [2019-11-28 20:21:49,727 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4091a57b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:49, skipping insertion in model container [2019-11-28 20:21:49,728 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:49" (1/1) ... [2019-11-28 20:21:49,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:49,828 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:51,150 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 [2019-11-28 20:21:51,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3436e7e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:51, skipping insertion in model container [2019-11-28 20:21:51,151 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:51,152 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:51,155 INFO L168 Benchmark]: Toolchain (without parser) took 1435.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:51,156 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:51,160 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1431.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:51,163 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1431.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 151.0 MB). Free memory was 945.5 MB in the beginning and 1.1 GB in the end (delta: -166.5 MB). Peak memory consumption was 35.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2490]: 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-f470102 [2019-11-28 20:21:53,019 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:53,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:53,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:53,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:53,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:53,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:53,054 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:53,060 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:53,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:53,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:53,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:53,066 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:53,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:53,073 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:53,075 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:53,076 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:53,077 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:53,079 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:53,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:53,083 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:53,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:53,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:53,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:53,089 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:53,089 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:53,089 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:53,090 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:53,091 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:53,092 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:53,092 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:53,093 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:53,094 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:53,095 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:53,097 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:53,097 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:53,098 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:53,098 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:53,098 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:53,099 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:53,100 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:53,101 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 20:21:53,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:53,118 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:53,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:53,120 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:53,120 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:53,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:53,121 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:53,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:53,121 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:53,121 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:53,122 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:53,122 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:53,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:53,123 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:53,123 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 20:21:53,123 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 20:21:53,123 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:53,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:53,124 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:53,124 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:53,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:53,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:53,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:53,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:53,126 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 20:21:53,126 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 20:21:53,126 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:53,127 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 20:21:53,127 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 -> 82a01909b73887274a091afe6fe6c283eee1a37f [2019-11-28 20:21:53,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:53,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:53,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:53,446 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:53,446 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:53,447 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2019-11-28 20:21:53,523 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34864a053/c77ad39cfbec476e9c3a05b49db014d1/FLAGa632acf87 [2019-11-28 20:21:54,263 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:54,266 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uniq-2.i [2019-11-28 20:21:54,305 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34864a053/c77ad39cfbec476e9c3a05b49db014d1/FLAGa632acf87 [2019-11-28 20:21:54,367 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34864a053/c77ad39cfbec476e9c3a05b49db014d1 [2019-11-28 20:21:54,372 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:54,374 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:54,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:54,376 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:54,380 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:54,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:54" (1/1) ... [2019-11-28 20:21:54,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b36a554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:54, skipping insertion in model container [2019-11-28 20:21:54,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:54" (1/1) ... [2019-11-28 20:21:54,394 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:54,498 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:55,813 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 [2019-11-28 20:21:55,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4356928f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:55, skipping insertion in model container [2019-11-28 20:21:55,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:55,814 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:55,818 INFO L168 Benchmark]: Toolchain (without parser) took 1442.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:55,819 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:55,821 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1438.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:55,824 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 987.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1438.92 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 956.2 MB in the beginning and 1.1 GB in the end (delta: -155.6 MB). Peak memory consumption was 34.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2490]: 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...