./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 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/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 -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/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 0.1.25-9a8b2e8 [2020-10-20 06:20:37,696 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:37,698 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:37,721 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:37,722 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:37,723 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:37,724 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:37,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:37,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:37,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:37,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:37,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:37,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:37,732 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:37,733 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:37,735 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:37,735 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:37,737 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:37,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:37,740 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:37,742 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:37,743 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:37,744 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:37,745 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:37,747 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:37,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:37,748 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:37,749 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:37,749 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:37,750 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:37,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:37,751 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:37,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:37,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:37,766 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:37,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:37,767 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:37,771 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:37,771 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:37,772 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:37,773 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:37,777 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:20:37,818 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:37,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:37,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:37,826 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:37,826 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:37,826 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:37,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:37,828 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:37,828 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:37,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:37,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:37,828 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:37,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:37,829 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:37,829 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:37,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:37,829 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:20:37,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:20:37,830 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:37,830 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 [2020-10-20 06:20:38,034 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:38,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:38,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:38,057 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:38,059 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:38,060 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-20 06:20:38,135 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46feabd75/8a8fe1f5b4e6431cac9143c2bb2dfbba/FLAGf7d6b8e3d [2020-10-20 06:20:38,952 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:38,953 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-20 06:20:38,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46feabd75/8a8fe1f5b4e6431cac9143c2bb2dfbba/FLAGf7d6b8e3d [2020-10-20 06:20:39,475 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/46feabd75/8a8fe1f5b4e6431cac9143c2bb2dfbba [2020-10-20 06:20:39,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:39,484 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:39,488 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:39,488 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:39,492 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:39,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:39" (1/1) ... [2020-10-20 06:20:39,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e8e53f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:39, skipping insertion in model container [2020-10-20 06:20:39,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:39" (1/1) ... [2020-10-20 06:20:39,508 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:39,624 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:40,973 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 06:20:40,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74bc2a26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:40, skipping insertion in model container [2020-10-20 06:20:40,981 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:40,982 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:40,986 INFO L168 Benchmark]: Toolchain (without parser) took 1503.54 ms. Allocated memory was 41.9 MB in the beginning and 45.1 MB in the end (delta: 3.1 MB). Free memory was 15.4 MB in the beginning and 29.0 MB in the end (delta: -13.6 MB). Peak memory consumption was 9.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:40,988 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 31.5 MB. Free memory was 8.9 MB in the beginning and 8.8 MB in the end (delta: 47.7 kB). Peak memory consumption was 47.7 kB. Max. memory is 14.3 GB. [2020-10-20 06:20:40,991 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1493.62 ms. Allocated memory was 41.9 MB in the beginning and 45.1 MB in the end (delta: 3.1 MB). Free memory was 14.5 MB in the beginning and 29.0 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:40,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 31.5 MB. Free memory was 8.9 MB in the beginning and 8.8 MB in the end (delta: 47.7 kB). Peak memory consumption was 47.7 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1493.62 ms. Allocated memory was 41.9 MB in the beginning and 45.1 MB in the end (delta: 3.1 MB). Free memory was 14.5 MB in the beginning and 29.0 MB in the end (delta: -14.5 MB). Peak memory consumption was 8.6 MB. Max. memory is 14.3 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 0.1.25-9a8b2e8 [2020-10-20 06:20:42,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:20:42,899 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:20:42,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:20:42,922 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:20:42,923 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:20:42,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:20:42,926 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:20:42,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:20:42,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:20:42,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:20:42,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:20:42,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:20:42,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:20:42,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:20:42,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:20:42,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:20:42,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:20:42,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:20:42,940 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:20:42,941 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:20:42,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:20:42,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:20:42,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:20:42,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:20:42,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:20:42,947 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:20:42,948 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:20:42,949 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:20:42,950 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:20:42,950 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:20:42,951 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:20:42,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:20:42,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:20:42,963 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:20:42,963 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:20:42,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:20:42,964 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:20:42,964 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:20:42,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:20:42,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:20:42,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:20:42,991 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:20:42,991 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:20:42,992 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:20:42,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:20:42,992 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:20:42,993 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:20:42,993 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:20:42,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:20:42,993 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:20:42,993 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:20:42,994 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:20:42,994 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:20:42,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:20:42,994 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:20:42,994 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:20:42,994 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:20:42,995 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:20:42,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:20:42,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:20:42,995 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:20:42,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:20:42,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:20:42,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:20:42,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:20:42,996 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:20:42,996 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:20:42,997 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:20:42,997 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:20:42,997 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 [2020-10-20 06:20:43,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:20:43,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:20:43,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:20:43,268 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:20:43,268 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:20:43,269 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-20 06:20:43,333 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82803abc9/73dfdc3444e94773a158cad80d645068/FLAGfdaf6eaeb [2020-10-20 06:20:44,180 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:20:44,181 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-10-20 06:20:44,227 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82803abc9/73dfdc3444e94773a158cad80d645068/FLAGfdaf6eaeb [2020-10-20 06:20:44,312 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/82803abc9/73dfdc3444e94773a158cad80d645068 [2020-10-20 06:20:44,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:20:44,323 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:20:44,325 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:44,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:20:44,329 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:20:44,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:44" (1/1) ... [2020-10-20 06:20:44,335 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51b232fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:44, skipping insertion in model container [2020-10-20 06:20:44,335 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:20:44" (1/1) ... [2020-10-20 06:20:44,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:20:44,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:20:45,762 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 06:20:45,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65269e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:20:45, skipping insertion in model container [2020-10-20 06:20:45,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:20:45,763 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:20:45,766 INFO L168 Benchmark]: Toolchain (without parser) took 1447.30 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 15.2 MB in the beginning and 20.7 MB in the end (delta: -5.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:45,767 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 31.5 MB. Free memory was 9.1 MB in the beginning and 9.0 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 14.3 GB. [2020-10-20 06:20:45,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1437.70 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 14.4 MB in the beginning and 21.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.7 MB. Max. memory is 14.3 GB. [2020-10-20 06:20:45,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 31.5 MB. Free memory was 9.1 MB in the beginning and 9.0 MB in the end (delta: 65.6 kB). There was no memory consumed. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1437.70 ms. Allocated memory was 42.5 MB in the beginning and 45.6 MB in the end (delta: 3.1 MB). Free memory was 14.4 MB in the beginning and 21.0 MB in the end (delta: -6.6 MB). Peak memory consumption was 8.7 MB. Max. memory is 14.3 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...