./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/cut-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9a8b2e8d Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/cut-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 69a4b1c907713bea2e69c466d36056e2bba3401d ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/cut-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 69a4b1c907713bea2e69c466d36056e2bba3401d ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-9a8b2e8 [2020-10-20 06:20:29,655 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:29,657 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:29,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:29,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:29,705 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:29,709 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:29,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:29,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:29,717 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:29,718 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:29,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:29,722 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:29,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:29,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:29,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:29,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:29,734 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:29,736 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:29,747 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:29,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:29,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:29,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:29,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:29,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:29,762 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:29,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:29,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:29,765 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:29,766 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:29,767 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:29,767 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:29,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:29,769 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:29,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:29,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:29,771 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:29,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:29,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:29,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:29,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:29,773 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:20:29,796 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:29,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:29,798 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:29,798 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:29,799 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:29,799 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:29,799 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:29,800 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:29,800 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:29,800 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:29,800 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:29,801 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:29,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:29,801 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:29,801 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:29,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:29,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:29,802 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:29,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:29,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:29,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:29,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:29,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:20:29,804 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:20:29,804 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:29,804 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 -> 69a4b1c907713bea2e69c466d36056e2bba3401d [2020-10-20 06:20:30,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:30,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:30,021 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:30,022 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:30,023 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:30,024 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-10-20 06:20:30,093 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9ea7e34/5ae0316d8de54d7097bae4edadeb732b/FLAG1de28853e [2020-10-20 06:20:30,701 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:30,702 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-10-20 06:20:30,741 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9ea7e34/5ae0316d8de54d7097bae4edadeb732b/FLAG1de28853e [2020-10-20 06:20:30,822 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fd9ea7e34/5ae0316d8de54d7097bae4edadeb732b [2020-10-20 06:20:30,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:30,833 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:30,835 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:30,836 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:30,841 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:30,843 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:30" (1/1) ... [2020-10-20 06:20:30,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb0ef6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:30, skipping insertion in model container [2020-10-20 06:20:30,846 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:30" (1/1) ... [2020-10-20 06:20:30,855 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:31,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:32,047 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:20:32,048 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@232aebde and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:32, skipping insertion in model container [2020-10-20 06:20:32,053 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:32,053 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:32,056 INFO L168 Benchmark]: Toolchain (without parser) took 1227.44 ms. Allocated memory was 36.7 MB in the beginning and 48.2 MB in the end (delta: 11.5 MB). Free memory was 9.6 MB in the beginning and 30.8 MB in the end (delta: -21.2 MB). Peak memory consumption was 11.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:32,058 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 34.6 MB. Free memory was 9.3 MB in the beginning and 9.3 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:32,059 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1217.92 ms. Allocated memory was 36.7 MB in the beginning and 48.2 MB in the end (delta: 11.5 MB). Free memory was 8.7 MB in the beginning and 30.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 10.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:32,062 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 34.6 MB. Free memory was 9.3 MB in the beginning and 9.3 MB in the end (delta: 44.0 kB). Peak memory consumption was 44.0 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1217.92 ms. Allocated memory was 36.7 MB in the beginning and 48.2 MB in the end (delta: 11.5 MB). Free memory was 8.7 MB in the beginning and 30.8 MB in the end (delta: -22.1 MB). Peak memory consumption was 10.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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 0.1.25-9a8b2e8 [2020-10-20 06:20:33,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:33,877 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:33,900 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:33,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:33,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:33,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:33,905 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:33,906 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:33,907 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:33,908 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:33,910 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:33,910 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:33,911 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:33,912 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:33,913 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:33,914 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:33,915 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:33,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:33,919 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:33,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:33,926 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:33,927 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:33,929 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:33,934 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:33,935 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:33,937 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:33,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:33,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:33,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:33,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:33,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:33,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:33,945 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:33,947 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:33,947 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:33,948 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:33,948 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:33,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:33,949 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:33,950 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:33,952 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:20:33,979 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:33,979 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:33,981 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:33,981 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:33,981 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:33,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:33,982 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:33,982 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:33,982 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:33,982 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:33,983 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:33,983 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:33,983 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:33,983 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:33,984 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:20:33,984 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:20:33,984 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:33,984 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:33,985 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:33,985 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:33,985 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:33,985 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:33,986 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:33,986 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:33,986 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:20:33,986 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:20:33,987 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:33,987 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:20:33,987 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 -> 69a4b1c907713bea2e69c466d36056e2bba3401d [2020-10-20 06:20:34,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:34,202 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:34,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:34,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:34,208 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:34,208 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-10-20 06:20:34,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0241adfa/d282c767a5d14f4e8997c82ea139e1de/FLAG66fa9f1b9 [2020-10-20 06:20:35,072 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:35,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/cut-2.i [2020-10-20 06:20:35,124 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0241adfa/d282c767a5d14f4e8997c82ea139e1de/FLAG66fa9f1b9 [2020-10-20 06:20:35,262 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e0241adfa/d282c767a5d14f4e8997c82ea139e1de [2020-10-20 06:20:35,266 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:35,273 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:35,276 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:35,277 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:35,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:35,283 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:35" (1/1) ... [2020-10-20 06:20:35,286 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d5055d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:35, skipping insertion in model container [2020-10-20 06:20:35,286 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:35" (1/1) ... [2020-10-20 06:20:35,295 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:35,377 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:36,526 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-20 06:20:36,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5986fe91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:36, skipping insertion in model container [2020-10-20 06:20:36,527 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:36,527 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:36,536 INFO L168 Benchmark]: Toolchain (without parser) took 1261.15 ms. Allocated memory was 40.9 MB in the beginning and 44.0 MB in the end (delta: 3.1 MB). Free memory was 14.7 MB in the beginning and 10.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 9.3 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:36,537 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 31.5 MB. Free memory was 10.5 MB in the beginning and 10.5 MB in the end (delta: 45.6 kB). Peak memory consumption was 45.6 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:36,539 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1251.02 ms. Allocated memory was 40.9 MB in the beginning and 44.0 MB in the end (delta: 3.1 MB). Free memory was 13.9 MB in the beginning and 10.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:36,541 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 31.5 MB. Free memory was 10.5 MB in the beginning and 10.5 MB in the end (delta: 45.6 kB). Peak memory consumption was 45.6 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1251.02 ms. Allocated memory was 40.9 MB in the beginning and 44.0 MB in the end (delta: 3.1 MB). Free memory was 13.9 MB in the beginning and 10.5 MB in the end (delta: 3.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2324]: 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...