./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/tac-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 906a4fb5 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/tac-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 67b95fb0884527cff4cd990f5c76069c4524d11d ......................................................................................................................... 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/tac-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 67b95fb0884527cff4cd990f5c76069c4524d11d ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:21,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:21,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:21,961 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:21,962 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:21,974 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:21,976 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:21,978 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:21,981 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:21,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:21,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:21,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:21,986 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:21,992 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:21,993 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:21,994 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:21,996 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:21,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:22,001 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:22,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:22,010 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:22,011 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:22,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:22,014 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:22,016 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:22,016 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:22,017 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:22,018 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:22,018 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:22,019 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:22,019 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:22,020 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:22,021 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:22,022 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:22,023 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:22,023 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:22,024 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:22,024 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:22,024 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:22,025 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:22,026 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:22,026 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:28:22,049 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:22,050 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:22,051 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:22,051 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:22,052 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:22,052 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:22,052 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:22,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:22,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:22,053 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:22,053 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:22,053 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:22,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:22,054 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:22,054 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:22,054 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:22,055 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:22,055 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:22,055 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:22,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:22,055 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:22,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:22,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:28:22,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:28:22,056 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:22,057 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 -> 67b95fb0884527cff4cd990f5c76069c4524d11d [2020-10-19 18:28:22,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:22,452 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:22,458 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:22,462 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:22,463 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:22,464 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-10-19 18:28:22,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7922cdcd0/0ebb7bb9ca7b415ab7135c359c7a1cff/FLAG5874e4a5a [2020-10-19 18:28:23,286 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:23,288 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-10-19 18:28:23,334 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7922cdcd0/0ebb7bb9ca7b415ab7135c359c7a1cff/FLAG5874e4a5a [2020-10-19 18:28:23,844 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7922cdcd0/0ebb7bb9ca7b415ab7135c359c7a1cff [2020-10-19 18:28:23,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:23,855 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:23,856 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:23,856 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:23,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:23,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:23" (1/1) ... [2020-10-19 18:28:23,865 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34ac5d06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:23, skipping insertion in model container [2020-10-19 18:28:23,865 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:23" (1/1) ... [2020-10-19 18:28:23,873 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:23,958 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:25,245 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:28:25,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5ea1f41c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:25, skipping insertion in model container [2020-10-19 18:28:25,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:25,247 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:25,251 INFO L168 Benchmark]: Toolchain (without parser) took 1399.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:25,252 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:25,254 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:25,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1390.57 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 953.1 MB in the beginning and 1.1 GB in the end (delta: -151.9 MB). Peak memory consumption was 33.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-906a4fb [2020-10-19 18:28:26,981 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:28:26,983 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:28:27,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:28:27,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:28:27,010 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:28:27,011 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:28:27,013 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:28:27,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:28:27,015 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:28:27,016 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:28:27,017 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:28:27,018 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:28:27,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:28:27,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:28:27,021 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:28:27,022 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:28:27,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:28:27,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:28:27,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:28:27,029 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:28:27,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:28:27,033 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:28:27,034 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:28:27,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:28:27,038 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:28:27,039 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:28:27,040 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:28:27,041 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:28:27,042 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:28:27,042 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:28:27,043 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:28:27,044 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:28:27,044 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:28:27,046 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:28:27,046 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:28:27,047 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:28:27,047 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:28:27,047 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:28:27,048 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:28:27,058 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:28:27,059 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:28:27,102 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:28:27,103 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:28:27,104 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:28:27,104 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:28:27,104 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:28:27,105 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:28:27,105 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:28:27,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:28:27,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:28:27,106 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:28:27,107 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:28:27,107 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:28:27,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:28:27,108 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:28:27,108 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:28:27,108 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:28:27,108 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:28:27,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:28:27,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:28:27,109 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:28:27,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:28:27,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:28:27,110 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:28:27,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:28:27,110 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:28:27,110 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:28:27,111 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:28:27,111 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:28:27,111 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 -> 67b95fb0884527cff4cd990f5c76069c4524d11d [2020-10-19 18:28:27,403 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:28:27,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:28:27,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:28:27,420 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:28:27,420 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:28:27,421 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-10-19 18:28:27,483 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d65f8e0b/9fccb928b42f46aca4b468f357c2832d/FLAGb7a9ff100 [2020-10-19 18:28:28,163 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:28:28,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/tac-1.i [2020-10-19 18:28:28,187 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d65f8e0b/9fccb928b42f46aca4b468f357c2832d/FLAGb7a9ff100 [2020-10-19 18:28:28,233 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7d65f8e0b/9fccb928b42f46aca4b468f357c2832d [2020-10-19 18:28:28,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:28:28,244 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:28:28,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:28,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:28:28,249 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:28:28,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:28" (1/1) ... [2020-10-19 18:28:28,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@12ace4af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:28, skipping insertion in model container [2020-10-19 18:28:28,254 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:28:28" (1/1) ... [2020-10-19 18:28:28,262 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:28:28,338 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:28:29,467 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-19 18:28:29,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6ae1ba76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:28:29, skipping insertion in model container [2020-10-19 18:28:29,468 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:28:29,469 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:28:29,472 INFO L168 Benchmark]: Toolchain (without parser) took 1232.07 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:29,473 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:28:29,474 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1223.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:28:29,476 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 985.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1223.47 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.6 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -167.2 MB). Peak memory consumption was 32.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2259]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...