./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 8d31f386 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_1.5.800.v20200727-1323.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/uudecode-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 898bdcb7825db42248fe0f399903471c40721629 .............................................................................................................................. 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_1.5.800.v20200727-1323.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/uudecode-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 898bdcb7825db42248fe0f399903471c40721629 ................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:54,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:54,785 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:54,824 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:54,825 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:54,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:54,827 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:54,828 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:54,830 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:54,836 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:54,836 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:54,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:54,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:54,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:54,839 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:54,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:54,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:54,841 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:54,843 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:54,844 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:54,849 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:54,854 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:54,856 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:54,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:54,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:54,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:54,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:54,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:54,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:54,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:54,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:54,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:54,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:54,875 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:54,876 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:54,876 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:54,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:54,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:54,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:54,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:54,878 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:54,879 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2021-07-06 12:31:54,899 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:54,899 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:54,900 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:54,900 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:54,900 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:54,900 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:54,900 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:54,901 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:54,902 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:54,902 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:54,902 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:54,902 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:54,902 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:54,902 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:54,903 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 12:31:54,903 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-06 12:31:54,903 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:54,903 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2021-07-06 12:31:55,202 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:55,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:55,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:55,242 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:55,245 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:55,246 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-07-06 12:31:55,291 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c352a274d/c8fd4e8f6b6a41e695b1190b92534cf6/FLAG347caa7aa [2021-07-06 12:31:55,905 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:31:55,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-07-06 12:31:55,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c352a274d/c8fd4e8f6b6a41e695b1190b92534cf6/FLAG347caa7aa [2021-07-06 12:31:56,071 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c352a274d/c8fd4e8f6b6a41e695b1190b92534cf6 [2021-07-06 12:31:56,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:31:56,075 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:31:56,076 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:56,076 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:31:56,080 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:31:56,081 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:56" (1/1) ... [2021-07-06 12:31:56,082 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33ca455d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:56, skipping insertion in model container [2021-07-06 12:31:56,083 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:31:56" (1/1) ... [2021-07-06 12:31:56,089 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:31:56,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:31:57,079 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-07-06 12:31:57,080 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@50f19e98 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:31:57, skipping insertion in model container [2021-07-06 12:31:57,080 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:31:57,081 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:31:57,083 INFO L168 Benchmark]: Toolchain (without parser) took 1007.02 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 37.8 MB in the beginning and 52.9 MB in the end (delta: -15.1 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:57,084 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 62.9 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:31:57,085 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1004.84 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 37.5 MB in the beginning and 53.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. [2021-07-06 12:31:57,087 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 62.9 MB. Free memory is still 45.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1004.84 ms. Allocated memory was 62.9 MB in the beginning and 88.1 MB in the end (delta: 25.2 MB). Free memory was 37.5 MB in the beginning and 53.2 MB in the end (delta: -15.8 MB). Peak memory consumption was 11.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 12:31:58,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 12:31:58,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 12:31:58,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 12:31:58,890 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 12:31:58,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 12:31:58,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 12:31:58,908 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 12:31:58,911 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 12:31:58,916 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 12:31:58,917 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 12:31:58,919 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 12:31:58,919 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 12:31:58,921 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 12:31:58,922 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 12:31:58,923 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 12:31:58,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 12:31:58,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 12:31:58,926 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 12:31:58,927 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 12:31:58,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 12:31:58,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 12:31:58,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 12:31:58,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 12:31:58,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 12:31:58,944 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 12:31:58,944 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 12:31:58,946 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 12:31:58,946 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 12:31:58,947 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 12:31:58,947 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 12:31:58,948 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 12:31:58,949 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 12:31:58,950 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 12:31:58,951 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 12:31:58,951 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 12:31:58,951 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 12:31:58,952 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 12:31:58,952 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 12:31:58,954 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 12:31:58,954 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 12:31:58,955 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2021-07-06 12:31:58,990 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 12:31:58,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 12:31:58,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 12:31:58,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 12:31:58,994 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 12:31:58,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 12:31:58,994 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 12:31:58,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 12:31:58,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 12:31:58,994 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-07-06 12:31:58,995 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-07-06 12:31:58,995 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-07-06 12:31:58,996 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-06 12:31:58,996 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-07-06 12:31:58,996 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-07-06 12:31:58,996 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-07-06 12:31:58,996 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 12:31:58,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 12:31:58,997 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 12:31:58,997 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-06 12:31:58,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-06 12:31:58,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 12:31:58,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-06 12:31:58,997 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-07-06 12:31:58,998 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-07-06 12:31:58,998 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 12:31:58,998 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-07-06 12:31:58,998 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 898bdcb7825db42248fe0f399903471c40721629 [2021-07-06 12:31:59,313 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 12:31:59,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 12:31:59,334 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 12:31:59,335 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 12:31:59,336 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 12:31:59,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-07-06 12:31:59,407 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f809a4984/8f438616f1404194858bdc09b04b2099/FLAGfcf6fbd37 [2021-07-06 12:32:00,136 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 12:32:00,136 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2021-07-06 12:32:00,166 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f809a4984/8f438616f1404194858bdc09b04b2099/FLAGfcf6fbd37 [2021-07-06 12:32:00,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f809a4984/8f438616f1404194858bdc09b04b2099 [2021-07-06 12:32:00,389 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 12:32:00,390 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-06 12:32:00,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 12:32:00,392 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 12:32:00,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 12:32:00,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:32:00" (1/1) ... [2021-07-06 12:32:00,397 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@20808581 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:32:00, skipping insertion in model container [2021-07-06 12:32:00,398 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 12:32:00" (1/1) ... [2021-07-06 12:32:00,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 12:32:00,487 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 12:32:01,691 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2021-07-06 12:32:01,692 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@63de3563 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 12:32:01, skipping insertion in model container [2021-07-06 12:32:01,692 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 12:32:01,693 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2021-07-06 12:32:01,695 INFO L168 Benchmark]: Toolchain (without parser) took 1303.83 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 33.6 MB in the beginning and 37.5 MB in the end (delta: -3.9 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-07-06 12:32:01,695 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory was 42.3 MB in the beginning and 42.2 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 12:32:01,696 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1300.61 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 33.4 MB in the beginning and 37.5 MB in the end (delta: -4.1 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. [2021-07-06 12:32:01,698 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 60.8 MB. Free memory was 42.3 MB in the beginning and 42.2 MB in the end (delta: 56.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1300.61 ms. Allocated memory was 60.8 MB in the beginning and 73.4 MB in the end (delta: 12.6 MB). Free memory was 33.4 MB in the beginning and 37.5 MB in the end (delta: -4.1 MB). Peak memory consumption was 7.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2436]: 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...