./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/du-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/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 498df7d11853e6c7f3918441ca131dd12e283265 .............................................................................................................................. 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_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/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 498df7d11853e6c7f3918441ca131dd12e283265 ................................................................................................................................. 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 02:58:48,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:48,360 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:48,432 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:48,432 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:48,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:48,436 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:48,438 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:48,441 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:48,442 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:48,444 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:48,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:48,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:48,447 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:48,449 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:48,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:48,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:48,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:48,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:48,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:48,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:48,465 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:48,467 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:48,471 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:48,475 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:48,476 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:48,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:48,482 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:48,485 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:48,487 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:48,487 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:48,488 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:48,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:48,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:48,494 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:48,494 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:48,495 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:48,496 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:48,496 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:48,497 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:48,498 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:48,502 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 02:58:48,540 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:48,541 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:48,543 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:48,543 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:48,544 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:48,544 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:48,544 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:58:48,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:48,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:48,545 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 02:58:48,546 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 02:58:48,547 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 02:58:48,547 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:48,547 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 02:58:48,548 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:48,548 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:48,548 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:48,549 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:48,549 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:48,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:48,550 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:48,550 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:48,550 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:58:48,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:58:48,551 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:48,551 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_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 498df7d11853e6c7f3918441ca131dd12e283265 [2020-11-28 02:58:48,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:48,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:48,907 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:48,908 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:48,909 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:48,910 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-28 02:58:49,022 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/4442de498/b4283b269ad74884a81fcf25f92efb2c/FLAGf6299a59c [2020-11-28 02:58:49,809 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:49,810 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-28 02:58:49,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/4442de498/b4283b269ad74884a81fcf25f92efb2c/FLAGf6299a59c [2020-11-28 02:58:49,950 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/4442de498/b4283b269ad74884a81fcf25f92efb2c [2020-11-28 02:58:49,954 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:49,957 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 02:58:49,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:49,961 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:49,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:49,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:49" (1/1) ... [2020-11-28 02:58:49,968 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55d485c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:49, skipping insertion in model container [2020-11-28 02:58:49,968 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:49" (1/1) ... [2020-11-28 02:58:50,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:50,115 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:51,788 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 02:58:51,789 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@23975208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:51, skipping insertion in model container [2020-11-28 02:58:51,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:51,790 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 02:58:51,792 INFO L168 Benchmark]: Toolchain (without parser) took 1833.74 ms. Allocated memory is still 94.4 MB. Free memory was 53.1 MB in the beginning and 53.5 MB in the end (delta: -350.4 kB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:51,794 INFO L168 Benchmark]: CDTParser took 0.69 ms. Allocated memory is still 94.4 MB. Free memory was 65.8 MB in the beginning and 65.7 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:51,795 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1829.23 ms. Allocated memory is still 94.4 MB. Free memory was 53.0 MB in the beginning and 53.7 MB in the end (delta: -730.6 kB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:51,799 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69 ms. Allocated memory is still 94.4 MB. Free memory was 65.8 MB in the beginning and 65.7 MB in the end (delta: 27.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1829.23 ms. Allocated memory is still 94.4 MB. Free memory was 53.0 MB in the beginning and 53.7 MB in the end (delta: -730.6 kB). Peak memory consumption was 6.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:58:54,217 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:58:54,220 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:58:54,270 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:58:54,270 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:58:54,275 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:58:54,278 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:58:54,282 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:58:54,286 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:58:54,292 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:58:54,294 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:58:54,302 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:58:54,303 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:58:54,305 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:58:54,307 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:58:54,309 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:58:54,310 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:58:54,311 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:58:54,313 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:58:54,316 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:58:54,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:58:54,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:58:54,321 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:58:54,322 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:58:54,325 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:58:54,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:58:54,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:58:54,328 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:58:54,328 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:58:54,330 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:58:54,330 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:58:54,331 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:58:54,333 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:58:54,334 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:58:54,335 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:58:54,335 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:58:54,336 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:58:54,337 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:58:54,337 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:58:54,338 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:58:54,339 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:58:54,340 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 02:58:54,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:58:54,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:58:54,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:58:54,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:58:54,381 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:58:54,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:58:54,381 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:58:54,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:58:54,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:58:54,382 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 02:58:54,382 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 02:58:54,382 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 02:58:54,382 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:58:54,383 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 02:58:54,383 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:58:54,383 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:58:54,383 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:58:54,384 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:58:54,384 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:58:54,384 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:58:54,384 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:58:54,384 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:58:54,385 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:58:54,385 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:58:54,385 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:58:54,388 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:58:54,389 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:58:54,389 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:58:54,390 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_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 498df7d11853e6c7f3918441ca131dd12e283265 [2020-11-28 02:58:54,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:58:54,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:58:54,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:58:54,838 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:58:54,839 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:58:54,842 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-28 02:58:54,929 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/83b816228/a1a788438e94401c9bec5aeaec685941/FLAGf7fbdbead [2020-11-28 02:58:55,772 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:58:55,773 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-28 02:58:55,816 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/83b816228/a1a788438e94401c9bec5aeaec685941/FLAGf7fbdbead [2020-11-28 02:58:56,310 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_ce942ff1-aa90-4fbe-8f9a-122e0c900ed4/bin/uautomizer/data/83b816228/a1a788438e94401c9bec5aeaec685941 [2020-11-28 02:58:56,316 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:58:56,317 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 02:58:56,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:56,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:58:56,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:58:56,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:56" (1/1) ... [2020-11-28 02:58:56,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1117863b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:56, skipping insertion in model container [2020-11-28 02:58:56,329 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:58:56" (1/1) ... [2020-11-28 02:58:56,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:58:56,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:58:58,120 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 02:58:58,121 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5cb4c967 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:58:58, skipping insertion in model container [2020-11-28 02:58:58,121 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:58:58,121 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 02:58:58,124 INFO L168 Benchmark]: Toolchain (without parser) took 1804.78 ms. Allocated memory is still 69.2 MB. Free memory was 45.2 MB in the beginning and 34.3 MB in the end (delta: 11.0 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:58,124 INFO L168 Benchmark]: CDTParser took 0.67 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 55.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:58:58,125 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1801.39 ms. Allocated memory is still 69.2 MB. Free memory was 45.1 MB in the beginning and 34.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. [2020-11-28 02:58:58,127 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.67 ms. Allocated memory is still 69.2 MB. Free memory was 51.1 MB in the beginning and 51.0 MB in the end (delta: 55.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1801.39 ms. Allocated memory is still 69.2 MB. Free memory was 45.1 MB in the beginning and 34.3 MB in the end (delta: 10.8 MB). Peak memory consumption was 18.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2643]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...