./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/echo-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 54858612 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/echo-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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f .............................................................................................................................. 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/echo-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 ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-5485861 [2020-10-26 04:00:08,336 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:08,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:08,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:08,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:08,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:08,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:08,383 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:08,385 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:08,387 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:08,388 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:08,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:08,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:08,391 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:08,393 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:08,394 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:08,395 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:08,396 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:08,398 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:08,408 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:08,410 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:08,411 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:08,413 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:08,414 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:08,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:08,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:08,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:08,419 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:08,420 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:08,421 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:08,422 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:08,423 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:08,424 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:08,425 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:08,426 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:08,426 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:08,427 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:08,428 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:08,428 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:08,429 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:08,430 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:08,431 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-10-26 04:00:08,459 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:08,459 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:08,461 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:08,461 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:08,461 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:08,462 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:08,462 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:08,462 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:08,462 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:08,463 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:08,463 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:08,463 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:08,463 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:08,464 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:08,464 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:08,464 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:08,464 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:08,465 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:08,465 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:08,465 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:08,465 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:08,466 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:08,466 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-26 04:00:08,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-26 04:00:08,466 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:08,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-10-26 04:00:08,860 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:08,896 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:08,906 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:08,908 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:08,909 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:08,911 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-26 04:00:08,999 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33f39013/adfc91d851394cecb0aa78bec117abb1/FLAG7f1ec78b1 [2020-10-26 04:00:09,818 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:09,823 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-26 04:00:09,878 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33f39013/adfc91d851394cecb0aa78bec117abb1/FLAG7f1ec78b1 [2020-10-26 04:00:09,936 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e33f39013/adfc91d851394cecb0aa78bec117abb1 [2020-10-26 04:00:09,941 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:09,951 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:09,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:09,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:09,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:09,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:09" (1/1) ... [2020-10-26 04:00:09,974 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d6c0bb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:09, skipping insertion in model container [2020-10-26 04:00:09,974 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:09" (1/1) ... [2020-10-26 04:00:09,983 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:10,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:11,272 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-26 04:00:11,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7cfc3dcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:11, skipping insertion in model container [2020-10-26 04:00:11,273 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:11,274 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:11,278 INFO L168 Benchmark]: Toolchain (without parser) took 1331.34 ms. Allocated memory was 39.8 MB in the beginning and 48.2 MB in the end (delta: 8.4 MB). Free memory was 21.6 MB in the beginning and 22.2 MB in the end (delta: -602.1 kB). Peak memory consumption was 11.8 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:11,278 INFO L168 Benchmark]: CDTParser took 0.74 ms. Allocated memory is still 39.8 MB. Free memory is still 27.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:11,281 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1320.97 ms. Allocated memory was 39.8 MB in the beginning and 48.2 MB in the end (delta: 8.4 MB). Free memory was 20.9 MB in the beginning and 22.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:11,285 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.74 ms. Allocated memory is still 39.8 MB. Free memory is still 27.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1320.97 ms. Allocated memory was 39.8 MB in the beginning and 48.2 MB in the end (delta: 8.4 MB). Free memory was 20.9 MB in the beginning and 22.4 MB in the end (delta: -1.5 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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 0.2.0-5485861 [2020-10-26 04:00:13,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-26 04:00:13,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-26 04:00:13,873 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-26 04:00:13,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-26 04:00:13,875 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-26 04:00:13,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-26 04:00:13,879 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-26 04:00:13,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-26 04:00:13,882 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-26 04:00:13,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-26 04:00:13,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-26 04:00:13,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-26 04:00:13,887 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-26 04:00:13,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-26 04:00:13,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-26 04:00:13,891 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-26 04:00:13,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-26 04:00:13,894 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-26 04:00:13,896 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-26 04:00:13,899 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-26 04:00:13,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-26 04:00:13,902 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-26 04:00:13,903 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-26 04:00:13,906 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-26 04:00:13,906 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-26 04:00:13,907 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-26 04:00:13,908 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-26 04:00:13,909 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-26 04:00:13,910 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-26 04:00:13,910 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-26 04:00:13,911 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-26 04:00:13,912 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-26 04:00:13,913 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-26 04:00:13,915 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-26 04:00:13,918 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-26 04:00:13,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-26 04:00:13,919 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-26 04:00:13,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-26 04:00:13,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-26 04:00:13,925 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-26 04:00:13,927 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-10-26 04:00:13,959 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-26 04:00:13,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-26 04:00:13,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-26 04:00:13,977 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-26 04:00:13,978 INFO L138 SettingsManager]: * Use SBE=true [2020-10-26 04:00:13,978 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-26 04:00:13,978 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-10-26 04:00:13,978 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-26 04:00:13,979 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-26 04:00:13,979 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-10-26 04:00:13,979 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-10-26 04:00:13,979 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-10-26 04:00:13,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-26 04:00:13,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-10-26 04:00:13,980 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-10-26 04:00:13,980 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-10-26 04:00:13,980 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-26 04:00:13,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-26 04:00:13,980 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-26 04:00:13,981 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-26 04:00:13,981 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-26 04:00:13,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-26 04:00:13,982 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-26 04:00:13,983 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-26 04:00:13,983 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-10-26 04:00:13,983 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-10-26 04:00:13,984 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-26 04:00:13,984 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-26 04:00:13,984 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ec8fe9fe135a6b4384cb3c4b7ad3dfb8ac3f8c8f [2020-10-26 04:00:14,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-26 04:00:14,455 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-26 04:00:14,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-26 04:00:14,461 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-26 04:00:14,461 INFO L275 PluginConnector]: CDTParser initialized [2020-10-26 04:00:14,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-26 04:00:14,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9876c6943/0809af56b5bd40d189b7e7939a042b25/FLAGbb7ee659f [2020-10-26 04:00:15,555 INFO L306 CDTParser]: Found 1 translation units. [2020-10-26 04:00:15,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/echo-1.i [2020-10-26 04:00:15,603 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9876c6943/0809af56b5bd40d189b7e7939a042b25/FLAGbb7ee659f [2020-10-26 04:00:16,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9876c6943/0809af56b5bd40d189b7e7939a042b25 [2020-10-26 04:00:16,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-26 04:00:16,075 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-10-26 04:00:16,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:16,077 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-26 04:00:16,081 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-26 04:00:16,082 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:16" (1/1) ... [2020-10-26 04:00:16,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14e91445 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:16, skipping insertion in model container [2020-10-26 04:00:16,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 04:00:16" (1/1) ... [2020-10-26 04:00:16,095 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-26 04:00:16,173 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-26 04:00:17,301 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-10-26 04:00:17,302 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@312df5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 04:00:17, skipping insertion in model container [2020-10-26 04:00:17,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-26 04:00:17,303 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-10-26 04:00:17,306 INFO L168 Benchmark]: Toolchain (without parser) took 1233.38 ms. Allocated memory was 44.0 MB in the beginning and 56.6 MB in the end (delta: 12.6 MB). Free memory was 25.3 MB in the beginning and 32.4 MB in the end (delta: -7.0 MB). Peak memory consumption was 18.4 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:17,307 INFO L168 Benchmark]: CDTParser took 0.38 ms. Allocated memory is still 44.0 MB. Free memory was 27.1 MB in the beginning and 27.0 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-10-26 04:00:17,308 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1225.95 ms. Allocated memory was 44.0 MB in the beginning and 56.6 MB in the end (delta: 12.6 MB). Free memory was 24.7 MB in the beginning and 32.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. [2020-10-26 04:00:17,310 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38 ms. Allocated memory is still 44.0 MB. Free memory was 27.1 MB in the beginning and 27.0 MB in the end (delta: 71.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1225.95 ms. Allocated memory was 44.0 MB in the beginning and 56.6 MB in the end (delta: 12.6 MB). Free memory was 24.7 MB in the beginning and 32.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 16.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2530]: 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...