./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/du-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/du-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 498df7d11853e6c7f3918441ca131dd12e283265 ......................................................................................................................... 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/du-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 498df7d11853e6c7f3918441ca131dd12e283265 ............................................................................................................................ 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 18:27:47,039 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:47,042 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:47,067 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:47,067 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:47,069 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:47,070 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:47,072 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:47,074 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:47,075 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:47,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:47,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:47,078 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:47,081 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:47,083 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:47,085 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:47,087 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:47,088 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:47,092 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:47,097 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:47,100 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:47,101 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:47,102 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:47,103 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:47,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:47,111 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:47,111 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:47,114 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:47,115 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:47,116 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:47,116 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:47,117 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:47,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:47,118 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:47,120 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:47,121 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:47,121 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:47,122 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:47,122 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:47,123 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:47,124 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:47,125 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-19 18:27:47,178 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:47,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:47,181 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:47,181 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:47,182 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:47,182 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:47,182 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:47,182 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:47,182 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:47,183 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:47,183 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:47,183 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:47,183 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:47,183 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:47,184 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:47,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:47,184 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:47,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:47,185 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:47,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:47,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:47,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:47,187 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-19 18:27:47,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-19 18:27:47,187 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:47,187 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 -> 498df7d11853e6c7f3918441ca131dd12e283265 [2020-10-19 18:27:47,523 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:47,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:47,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:47,541 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:47,541 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:47,542 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-19 18:27:47,605 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5b4e2495/66af96d1967f4100ae38bcc02910b1e0/FLAGb17bba240 [2020-10-19 18:27:48,259 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:48,259 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-19 18:27:48,292 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5b4e2495/66af96d1967f4100ae38bcc02910b1e0/FLAGb17bba240 [2020-10-19 18:27:48,352 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d5b4e2495/66af96d1967f4100ae38bcc02910b1e0 [2020-10-19 18:27:48,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:48,362 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:48,363 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:48,363 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:48,366 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:48,367 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:48" (1/1) ... [2020-10-19 18:27:48,370 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20d90bf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:48, skipping insertion in model container [2020-10-19 18:27:48,370 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:48" (1/1) ... [2020-10-19 18:27:48,378 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:48,451 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:50,012 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 18:27:50,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@11f08476 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:50, skipping insertion in model container [2020-10-19 18:27:50,013 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:50,016 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:50,019 INFO L168 Benchmark]: Toolchain (without parser) took 1661.08 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 953.2 MB in the beginning and 1.1 GB in the end (delta: -106.3 MB). Peak memory consumption was 38.6 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:50,021 INFO L168 Benchmark]: CDTParser took 0.32 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 18:27:50,022 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1653.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -111.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:50,026 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 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 1653.33 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 947.9 MB in the beginning and 1.1 GB in the end (delta: -111.7 MB). Peak memory consumption was 33.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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 18:27:51,761 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-19 18:27:51,764 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-19 18:27:51,804 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-19 18:27:51,804 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-19 18:27:51,814 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-19 18:27:51,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-19 18:27:51,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-19 18:27:51,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-19 18:27:51,826 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-19 18:27:51,827 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-19 18:27:51,829 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-19 18:27:51,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-19 18:27:51,833 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-19 18:27:51,834 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-19 18:27:51,836 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-19 18:27:51,838 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-19 18:27:51,839 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-19 18:27:51,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-19 18:27:51,848 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-19 18:27:51,851 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-19 18:27:51,852 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-19 18:27:51,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-19 18:27:51,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-19 18:27:51,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-19 18:27:51,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-19 18:27:51,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-19 18:27:51,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-19 18:27:51,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-19 18:27:51,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-19 18:27:51,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-19 18:27:51,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-19 18:27:51,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-19 18:27:51,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-19 18:27:51,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-19 18:27:51,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-19 18:27:51,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-19 18:27:51,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-19 18:27:51,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-19 18:27:51,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-19 18:27:51,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-19 18:27:51,880 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-19 18:27:51,901 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-19 18:27:51,901 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-19 18:27:51,902 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-19 18:27:51,902 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-19 18:27:51,903 INFO L138 SettingsManager]: * Use SBE=true [2020-10-19 18:27:51,903 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-19 18:27:51,903 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-19 18:27:51,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-19 18:27:51,904 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-19 18:27:51,904 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-19 18:27:51,904 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-19 18:27:51,904 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-19 18:27:51,904 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-19 18:27:51,905 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-19 18:27:51,905 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-19 18:27:51,905 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-19 18:27:51,905 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-19 18:27:51,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-19 18:27:51,906 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-19 18:27:51,906 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-19 18:27:51,906 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-19 18:27:51,906 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-19 18:27:51,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-19 18:27:51,907 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-19 18:27:51,907 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-19 18:27:51,907 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-19 18:27:51,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-19 18:27:51,907 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-19 18:27:51,908 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 -> 498df7d11853e6c7f3918441ca131dd12e283265 [2020-10-19 18:27:52,196 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-19 18:27:52,212 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-19 18:27:52,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-19 18:27:52,220 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-19 18:27:52,221 INFO L275 PluginConnector]: CDTParser initialized [2020-10-19 18:27:52,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-19 18:27:52,288 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d085e9cc5/8c7627d3cee74a0c8f8912683e4a0172/FLAG320f8f979 [2020-10-19 18:27:53,065 INFO L306 CDTParser]: Found 1 translation units. [2020-10-19 18:27:53,065 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-19 18:27:53,102 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d085e9cc5/8c7627d3cee74a0c8f8912683e4a0172/FLAG320f8f979 [2020-10-19 18:27:53,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d085e9cc5/8c7627d3cee74a0c8f8912683e4a0172 [2020-10-19 18:27:53,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-19 18:27:53,542 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-19 18:27:53,543 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:53,543 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-19 18:27:53,547 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-19 18:27:53,548 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:53" (1/1) ... [2020-10-19 18:27:53,551 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb50db8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:53, skipping insertion in model container [2020-10-19 18:27:53,551 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.10 06:27:53" (1/1) ... [2020-10-19 18:27:53,559 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-19 18:27:53,637 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-19 18:27:55,045 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 18:27:55,046 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@22a5b54d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.10 06:27:55, skipping insertion in model container [2020-10-19 18:27:55,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-19 18:27:55,047 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-19 18:27:55,050 INFO L168 Benchmark]: Toolchain (without parser) took 1512.01 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 949.2 MB in the beginning and 1.1 GB in the end (delta: -156.9 MB). Peak memory consumption was 38.8 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:55,051 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-10-19 18:27:55,053 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1503.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.9 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2020-10-19 18:27:55,056 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1503.72 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 138.9 MB). Free memory was 943.9 MB in the beginning and 1.1 GB in the end (delta: -162.3 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: 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...