./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/od-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/od-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 9d4473b9b88be90828a80f59979d383194691218 ......................................................................................................................... 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/od-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 9d4473b9b88be90828a80f59979d383194691218 ............................................................................................................................ 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 06:21:03,253 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:03,255 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:03,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:03,278 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:03,279 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:03,281 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:03,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:03,284 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:03,285 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:03,286 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:03,287 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:03,287 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:03,288 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:03,289 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:03,290 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:03,291 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:03,292 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:03,294 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:03,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:03,297 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:03,298 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:03,299 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:03,300 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:03,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:03,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:03,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:03,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:03,305 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:03,306 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:03,306 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:03,307 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:03,308 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:03,309 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:03,310 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:03,310 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:03,310 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:03,311 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:03,311 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:03,312 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:03,313 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:03,313 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-20 06:21:03,361 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:03,361 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:03,363 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:03,363 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:03,363 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:03,363 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:03,363 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:03,364 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:03,364 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:03,364 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:03,365 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:03,365 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:03,365 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:03,366 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:03,366 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:03,366 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:03,366 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:03,367 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:03,367 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:03,367 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:03,367 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:03,368 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:03,368 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-20 06:21:03,368 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-20 06:21:03,368 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:03,368 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 -> 9d4473b9b88be90828a80f59979d383194691218 [2020-10-20 06:21:03,609 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:03,622 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:03,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:03,628 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:03,628 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:03,629 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-10-20 06:21:03,707 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b73a0c21/91ed8aa8fc8445e3b15516c20abd8173/FLAG6ebba83ab [2020-10-20 06:21:04,489 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:04,489 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-10-20 06:21:04,521 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b73a0c21/91ed8aa8fc8445e3b15516c20abd8173/FLAG6ebba83ab [2020-10-20 06:21:05,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1b73a0c21/91ed8aa8fc8445e3b15516c20abd8173 [2020-10-20 06:21:05,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:05,031 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:05,032 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:05,033 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:05,036 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:05,037 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:05" (1/1) ... [2020-10-20 06:21:05,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@790e6974 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:05, skipping insertion in model container [2020-10-20 06:21:05,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:05" (1/1) ... [2020-10-20 06:21:05,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:05,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:06,930 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 06:21:06,931 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@13acdd07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:06, skipping insertion in model container [2020-10-20 06:21:06,932 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:06,932 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:06,937 INFO L168 Benchmark]: Toolchain (without parser) took 1907.70 ms. Allocated memory was 37.7 MB in the beginning and 49.3 MB in the end (delta: 11.5 MB). Free memory was 14.3 MB in the beginning and 21.7 MB in the end (delta: -7.5 MB). Peak memory consumption was 16.1 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:06,938 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 34.6 MB. Free memory was 13.9 MB in the beginning and 13.9 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:06,939 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1899.85 ms. Allocated memory was 37.7 MB in the beginning and 49.3 MB in the end (delta: 11.5 MB). Free memory was 13.4 MB in the beginning and 22.0 MB in the end (delta: -8.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:06,942 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 34.6 MB. Free memory was 13.9 MB in the beginning and 13.9 MB in the end (delta: 3.1 kB). Peak memory consumption was 3.1 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1899.85 ms. Allocated memory was 37.7 MB in the beginning and 49.3 MB in the end (delta: 11.5 MB). Free memory was 13.4 MB in the beginning and 22.0 MB in the end (delta: -8.6 MB). Peak memory consumption was 15.2 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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 06:21:08,851 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-20 06:21:08,854 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-20 06:21:08,880 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-20 06:21:08,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-20 06:21:08,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-20 06:21:08,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-20 06:21:08,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-20 06:21:08,893 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-20 06:21:08,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-20 06:21:08,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-20 06:21:08,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-20 06:21:08,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-20 06:21:08,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-20 06:21:08,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-20 06:21:08,903 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-20 06:21:08,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-20 06:21:08,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-20 06:21:08,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-20 06:21:08,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-20 06:21:08,918 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-20 06:21:08,919 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-20 06:21:08,922 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-20 06:21:08,923 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-20 06:21:08,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-20 06:21:08,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-20 06:21:08,929 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-20 06:21:08,931 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-20 06:21:08,931 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-20 06:21:08,932 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-20 06:21:08,932 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-20 06:21:08,933 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-20 06:21:08,936 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-20 06:21:08,937 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-20 06:21:08,938 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-20 06:21:08,939 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-20 06:21:08,939 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-20 06:21:08,940 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-20 06:21:08,940 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-20 06:21:08,941 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-20 06:21:08,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-20 06:21:08,943 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-20 06:21:08,994 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-20 06:21:08,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-20 06:21:08,995 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-20 06:21:08,995 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-20 06:21:08,996 INFO L138 SettingsManager]: * Use SBE=true [2020-10-20 06:21:08,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-20 06:21:08,998 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-20 06:21:08,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-20 06:21:08,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-20 06:21:08,999 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-20 06:21:08,999 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-20 06:21:08,999 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-20 06:21:09,000 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-20 06:21:09,000 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-20 06:21:09,000 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-20 06:21:09,000 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-20 06:21:09,000 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-20 06:21:09,000 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-20 06:21:09,001 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-20 06:21:09,001 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-20 06:21:09,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-20 06:21:09,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-20 06:21:09,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-20 06:21:09,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-20 06:21:09,004 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-20 06:21:09,004 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-20 06:21:09,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-20 06:21:09,004 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-20 06:21:09,004 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 -> 9d4473b9b88be90828a80f59979d383194691218 [2020-10-20 06:21:09,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-20 06:21:09,262 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-20 06:21:09,268 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-20 06:21:09,270 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-20 06:21:09,271 INFO L275 PluginConnector]: CDTParser initialized [2020-10-20 06:21:09,272 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-10-20 06:21:09,332 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a9590ba/43502dd7a9b6458f9993bb5f848bfa43/FLAGc50cf5e61 [2020-10-20 06:21:10,201 INFO L306 CDTParser]: Found 1 translation units. [2020-10-20 06:21:10,202 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/od-1.i [2020-10-20 06:21:10,233 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a9590ba/43502dd7a9b6458f9993bb5f848bfa43/FLAGc50cf5e61 [2020-10-20 06:21:10,646 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a5a9590ba/43502dd7a9b6458f9993bb5f848bfa43 [2020-10-20 06:21:10,650 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-20 06:21:10,660 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-20 06:21:10,662 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:10,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-20 06:21:10,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-20 06:21:10,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:10" (1/1) ... [2020-10-20 06:21:10,672 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8a3b08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:10, skipping insertion in model container [2020-10-20 06:21:10,673 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.10 06:21:10" (1/1) ... [2020-10-20 06:21:10,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-20 06:21:10,801 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-20 06:21:12,427 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 06:21:12,428 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1aa7e9a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.10 06:21:12, skipping insertion in model container [2020-10-20 06:21:12,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-20 06:21:12,429 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-20 06:21:12,442 INFO L168 Benchmark]: Toolchain (without parser) took 1779.14 ms. Allocated memory was 42.5 MB in the beginning and 45.1 MB in the end (delta: 2.6 MB). Free memory was 22.1 MB in the beginning and 10.3 MB in the end (delta: 11.8 MB). Peak memory consumption was 14.4 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:12,443 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 32.5 MB. Free memory was 16.9 MB in the beginning and 16.9 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. [2020-10-20 06:21:12,444 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1766.63 ms. Allocated memory was 42.5 MB in the beginning and 45.1 MB in the end (delta: 2.6 MB). Free memory was 21.3 MB in the beginning and 10.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 14.3 GB. [2020-10-20 06:21:12,447 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 32.5 MB. Free memory was 16.9 MB in the beginning and 16.9 MB in the end (delta: 39.9 kB). Peak memory consumption was 39.9 kB. Max. memory is 14.3 GB. * CACSL2BoogieTranslator took 1766.63 ms. Allocated memory was 42.5 MB in the beginning and 45.1 MB in the end (delta: 2.6 MB). Free memory was 21.3 MB in the beginning and 10.3 MB in the end (delta: 10.9 MB). Peak memory consumption was 13.6 MB. Max. memory is 14.3 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2598]: 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...