./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer --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 33f1a19988aaf034166ab26d83f342c485d4c498 .............................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/wc-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer --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 33f1a19988aaf034166ab26d83f342c485d4c498 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 03:17:43,053 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:43,056 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:43,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:43,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:43,155 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:43,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:43,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:43,162 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:43,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:43,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:43,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:43,168 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:43,169 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:43,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:43,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:43,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:43,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:43,177 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:43,180 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:43,182 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:43,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:43,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:43,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:43,199 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:43,205 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:43,205 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:43,207 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:43,209 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:43,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:43,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:43,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:43,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:43,217 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:43,218 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:43,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:43,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:43,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:43,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:43,222 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:43,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:43,226 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:17:43,275 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:43,275 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:43,277 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:43,278 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:43,278 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:43,278 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:43,279 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:17:43,279 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:17:43,279 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:43,280 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:17:43,281 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:17:43,281 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:17:43,281 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:43,282 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:17:43,282 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:43,282 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:43,283 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:43,283 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:43,283 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:43,283 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:43,284 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:43,284 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:43,284 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:17:43,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:17:43,285 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:43,285 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:/tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33f1a19988aaf034166ab26d83f342c485d4c498 [2020-11-28 03:17:43,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:43,593 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:43,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:43,600 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:43,601 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:43,602 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-28 03:17:43,695 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/9d6ad23ea/0f389f2263d54b56b84b639f6a947ece/FLAG63248e164 [2020-11-28 03:17:44,485 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:44,488 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-28 03:17:44,534 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/9d6ad23ea/0f389f2263d54b56b84b639f6a947ece/FLAG63248e164 [2020-11-28 03:17:44,565 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/9d6ad23ea/0f389f2263d54b56b84b639f6a947ece [2020-11-28 03:17:44,568 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:44,571 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:17:44,574 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:44,574 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:44,578 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:44,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:44" (1/1) ... [2020-11-28 03:17:44,586 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@710f16c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:44, skipping insertion in model container [2020-11-28 03:17:44,587 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:44" (1/1) ... [2020-11-28 03:17:44,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:44,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:45,989 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:17:45,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6166087 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:45, skipping insertion in model container [2020-11-28 03:17:45,990 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:45,991 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:17:45,994 INFO L168 Benchmark]: Toolchain (without parser) took 1420.82 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 51.5 MB in the beginning and 85.3 MB in the end (delta: -33.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:45,995 INFO L168 Benchmark]: CDTParser took 0.66 ms. Allocated memory is still 88.1 MB. Free memory was 46.4 MB in the beginning and 46.4 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:45,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1417.32 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 51.5 MB in the beginning and 85.3 MB in the end (delta: -33.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:45,998 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.66 ms. Allocated memory is still 88.1 MB. Free memory was 46.4 MB in the beginning and 46.4 MB in the end (delta: 67.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1417.32 ms. Allocated memory was 88.1 MB in the beginning and 121.6 MB in the end (delta: 33.6 MB). Free memory was 51.5 MB in the beginning and 85.3 MB in the end (delta: -33.9 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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-a4ecdab [2020-11-28 03:17:48,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:17:48,352 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:17:48,393 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:17:48,394 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:17:48,400 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:17:48,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:17:48,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:17:48,414 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:17:48,421 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:17:48,422 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:17:48,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:17:48,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:17:48,424 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:17:48,426 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:17:48,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:17:48,428 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:17:48,429 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:17:48,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:17:48,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:17:48,436 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:17:48,438 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:17:48,439 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:17:48,440 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:17:48,444 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:17:48,445 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:17:48,445 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:17:48,446 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:17:48,447 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:17:48,448 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:17:48,449 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:17:48,450 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:17:48,450 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:17:48,451 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:17:48,453 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:17:48,453 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:17:48,454 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:17:48,454 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:17:48,454 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:17:48,455 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:17:48,456 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:17:48,457 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:17:48,491 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:17:48,491 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:17:48,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:17:48,493 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:17:48,493 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:17:48,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:17:48,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:17:48,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:17:48,494 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:17:48,494 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:17:48,494 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:17:48,494 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:17:48,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:17:48,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:17:48,495 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:17:48,495 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:17:48,495 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:17:48,495 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:17:48,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:17:48,496 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:17:48,496 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:17:48,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:17:48,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:17:48,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:17:48,508 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:17:48,509 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:17:48,509 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:17:48,509 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:17:48,510 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:/tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 33f1a19988aaf034166ab26d83f342c485d4c498 [2020-11-28 03:17:48,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:17:48,951 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:17:48,956 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:17:48,957 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:17:48,958 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:17:48,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-28 03:17:49,043 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/90ff2e7f4/1d3debe1e86446a884e9c8964fa160fc/FLAG6188c13d6 [2020-11-28 03:17:49,935 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:17:49,935 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/sv-benchmarks/c/busybox-1.22.0/wc-2.i [2020-11-28 03:17:49,993 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/90ff2e7f4/1d3debe1e86446a884e9c8964fa160fc/FLAG6188c13d6 [2020-11-28 03:17:50,467 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_8008079c-3bc7-4646-89de-cf0c271a7227/bin/uautomizer/data/90ff2e7f4/1d3debe1e86446a884e9c8964fa160fc [2020-11-28 03:17:50,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:17:50,471 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:17:50,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:50,474 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:17:50,478 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:17:50,480 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:50" (1/1) ... [2020-11-28 03:17:50,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e322839 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:50, skipping insertion in model container [2020-11-28 03:17:50,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:17:50" (1/1) ... [2020-11-28 03:17:50,491 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:17:50,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:17:52,169 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-28 03:17:52,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@e6e1df6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:17:52, skipping insertion in model container [2020-11-28 03:17:52,170 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:17:52,170 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:17:52,172 INFO L168 Benchmark]: Toolchain (without parser) took 1700.36 ms. Allocated memory is still 73.4 MB. Free memory was 53.0 MB in the beginning and 43.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 17.0 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:52,173 INFO L168 Benchmark]: CDTParser took 0.57 ms. Allocated memory is still 73.4 MB. Free memory is still 56.5 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:17:52,174 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1696.99 ms. Allocated memory is still 73.4 MB. Free memory was 52.7 MB in the beginning and 43.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. [2020-11-28 03:17:52,176 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.57 ms. Allocated memory is still 73.4 MB. Free memory is still 56.5 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1696.99 ms. Allocated memory is still 73.4 MB. Free memory was 52.7 MB in the beginning and 43.7 MB in the end (delta: 9.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2274]: 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...