./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/stty-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_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/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 8ef97106b73039a405ac251785296494f5df01c0 .............................................................................................................................. 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_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/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 8ef97106b73039a405ac251785296494f5df01c0 ................................................................................................................................. 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 03:13:59,371 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:13:59,373 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:13:59,438 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:13:59,439 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:13:59,440 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:13:59,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:13:59,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:13:59,461 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:13:59,462 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:13:59,463 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:13:59,464 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:13:59,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:13:59,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:13:59,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:13:59,470 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:13:59,471 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:13:59,475 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:13:59,481 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:13:59,484 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:13:59,486 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:13:59,489 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:13:59,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:13:59,492 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:13:59,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:13:59,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:13:59,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:13:59,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:13:59,506 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:13:59,507 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:13:59,507 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:13:59,509 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:13:59,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:13:59,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:13:59,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:13:59,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:13:59,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:13:59,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:13:59,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:13:59,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:13:59,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:13:59,518 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:13:59,559 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:13:59,559 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:13:59,568 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:13:59,569 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:13:59,569 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:13:59,569 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:13:59,569 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:13:59,570 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:13:59,570 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:13:59,570 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:13:59,570 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:13:59,570 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:13:59,570 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:13:59,571 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:13:59,571 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:13:59,571 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:13:59,571 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:13:59,571 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:13:59,572 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:13:59,572 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:13:59,572 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:13:59,572 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:13:59,572 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:13:59,573 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:13:59,573 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:13:59,573 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_eb125ddc-ff38-4e28-b17e-a77b11815941/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef97106b73039a405ac251785296494f5df01c0 [2020-11-28 03:13:59,859 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:13:59,900 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:13:59,903 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:13:59,904 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:13:59,908 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:13:59,909 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-28 03:13:59,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/37663dec4/957ac5a9c29d430cba31e6b36cbab572/FLAGfab287281 [2020-11-28 03:14:00,861 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:14:00,864 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-28 03:14:00,914 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/37663dec4/957ac5a9c29d430cba31e6b36cbab572/FLAGfab287281 [2020-11-28 03:14:01,420 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/37663dec4/957ac5a9c29d430cba31e6b36cbab572 [2020-11-28 03:14:01,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:14:01,426 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:14:01,435 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:14:01,435 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:14:01,439 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:14:01,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:01" (1/1) ... [2020-11-28 03:14:01,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d01f232 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:01, skipping insertion in model container [2020-11-28 03:14:01,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:01" (1/1) ... [2020-11-28 03:14:01,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:14:01,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:14:03,547 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2020-11-28 03:14:03,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@591bb342 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:03, skipping insertion in model container [2020-11-28 03:14:03,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:14:03,548 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:14:03,561 INFO L168 Benchmark]: Toolchain (without parser) took 2123.38 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 48.5 MB in the beginning and 51.7 MB in the end (delta: -3.2 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:14:03,562 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 86.0 MB. Free memory is still 43.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:14:03,563 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2113.39 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 48.3 MB in the beginning and 51.7 MB in the end (delta: -3.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. [2020-11-28 03:14:03,565 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62 ms. Allocated memory is still 86.0 MB. Free memory is still 43.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2113.39 ms. Allocated memory was 86.0 MB in the beginning and 104.9 MB in the end (delta: 18.9 MB). Free memory was 48.3 MB in the beginning and 51.7 MB in the end (delta: -3.4 MB). Peak memory consumption was 21.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf 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 03:14:05,917 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:14:05,921 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:14:05,973 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:14:05,974 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:14:05,980 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:14:05,983 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:14:05,987 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:14:05,991 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:14:05,997 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:14:05,999 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:14:06,014 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:14:06,015 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:14:06,019 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:14:06,020 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:14:06,022 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:14:06,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:14:06,027 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:14:06,031 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:14:06,039 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:14:06,045 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:14:06,053 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:14:06,055 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:14:06,057 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:14:06,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:14:06,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:14:06,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:14:06,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:14:06,070 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:14:06,071 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:14:06,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:14:06,073 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:14:06,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:14:06,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:14:06,077 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:14:06,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:14:06,078 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:14:06,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:14:06,079 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:14:06,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:14:06,082 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:14:06,083 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:14:06,125 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:14:06,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:14:06,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:14:06,129 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:14:06,129 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:14:06,130 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:14:06,130 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:14:06,130 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:14:06,130 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:14:06,131 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:14:06,132 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:14:06,132 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:14:06,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:14:06,133 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:14:06,133 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:14:06,133 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:14:06,133 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:14:06,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:14:06,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:14:06,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:14:06,134 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:14:06,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:14:06,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:14:06,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:14:06,135 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:14:06,136 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:14:06,136 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:14:06,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:14:06,136 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_eb125ddc-ff38-4e28-b17e-a77b11815941/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef97106b73039a405ac251785296494f5df01c0 [2020-11-28 03:14:06,569 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:14:06,603 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:14:06,606 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:14:06,608 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:14:06,609 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:14:06,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-28 03:14:06,675 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/dcf3634ac/95f1a904227d462fa598690143116aa8/FLAG50899e967 [2020-11-28 03:14:07,553 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:14:07,554 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-28 03:14:07,593 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/dcf3634ac/95f1a904227d462fa598690143116aa8/FLAG50899e967 [2020-11-28 03:14:08,047 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb125ddc-ff38-4e28-b17e-a77b11815941/bin/uautomizer/data/dcf3634ac/95f1a904227d462fa598690143116aa8 [2020-11-28 03:14:08,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:14:08,051 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:14:08,060 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:14:08,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:14:08,064 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:14:08,065 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:08" (1/1) ... [2020-11-28 03:14:08,067 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@737d82c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:08, skipping insertion in model container [2020-11-28 03:14:08,067 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:14:08" (1/1) ... [2020-11-28 03:14:08,074 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:14:08,209 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:14:10,333 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2020-11-28 03:14:10,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@455b1d26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:14:10, skipping insertion in model container [2020-11-28 03:14:10,334 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:14:10,335 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:14:10,337 INFO L168 Benchmark]: Toolchain (without parser) took 2284.72 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 20.9 MB in the beginning and 36.6 MB in the end (delta: -15.7 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:14:10,338 INFO L168 Benchmark]: CDTParser took 0.60 ms. Allocated memory is still 52.4 MB. Free memory was 34.3 MB in the beginning and 34.3 MB in the end (delta: 44.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:14:10,339 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2274.38 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 20.7 MB in the beginning and 36.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. [2020-11-28 03:14:10,341 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60 ms. Allocated memory is still 52.4 MB. Free memory was 34.3 MB in the beginning and 34.3 MB in the end (delta: 44.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2274.38 ms. Allocated memory was 52.4 MB in the beginning and 67.1 MB in the end (delta: 14.7 MB). Free memory was 20.7 MB in the beginning and 36.6 MB in the end (delta: -15.9 MB). Peak memory consumption was 12.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2875]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: wrapf RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...