./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_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/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_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/stty-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/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 [2020-11-29 19:31:10,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:31:10,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:31:10,093 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:31:10,093 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:31:10,095 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:31:10,096 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:31:10,099 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:31:10,101 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:31:10,102 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:31:10,104 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:31:10,105 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:31:10,106 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:31:10,107 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:31:10,108 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:31:10,110 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:31:10,111 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:31:10,112 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:31:10,115 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:31:10,117 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:31:10,119 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:31:10,126 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:31:10,131 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:31:10,133 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:31:10,147 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:31:10,148 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:31:10,148 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:31:10,150 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:31:10,151 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:31:10,152 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:31:10,153 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:31:10,154 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:31:10,156 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:31:10,157 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:31:10,159 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:31:10,159 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:31:10,160 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:31:10,160 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:31:10,160 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:31:10,161 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:31:10,162 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:31:10,165 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 19:31:10,212 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:31:10,212 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:31:10,214 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:31:10,214 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:31:10,214 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:31:10,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:31:10,215 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:31:10,215 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:31:10,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:31:10,216 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:31:10,217 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:31:10,217 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:31:10,217 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:31:10,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:31:10,218 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:31:10,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:31:10,218 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:31:10,219 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:31:10,219 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:31:10,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:31:10,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:31:10,220 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:31:10,220 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 19:31:10,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 19:31:10,220 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:31:10,220 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_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef97106b73039a405ac251785296494f5df01c0 [2020-11-29 19:31:10,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:31:10,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:31:10,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:31:10,500 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:31:10,501 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:31:10,502 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-29 19:31:10,574 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/54a361806/898d0bab7bd84019b457b8788db9f1b0/FLAGac0a89a55 [2020-11-29 19:31:11,406 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:31:11,408 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-29 19:31:11,465 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/54a361806/898d0bab7bd84019b457b8788db9f1b0/FLAGac0a89a55 [2020-11-29 19:31:11,966 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/54a361806/898d0bab7bd84019b457b8788db9f1b0 [2020-11-29 19:31:11,971 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:31:11,973 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 19:31:11,977 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:31:11,977 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:31:11,981 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:31:11,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:31:11" (1/1) ... [2020-11-29 19:31:11,984 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@320c3536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:31:11, skipping insertion in model container [2020-11-29 19:31:11,985 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:31:11" (1/1) ... [2020-11-29 19:31:11,992 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:31:12,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:31:13,879 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2020-11-29 19:31:13,880 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6300c127 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:31:13, skipping insertion in model container [2020-11-29 19:31:13,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:31:13,881 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 19:31:13,883 INFO L168 Benchmark]: Toolchain (without parser) took 1908.55 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.7 MB in the beginning and 53.9 MB in the end (delta: -2.2 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:31:13,884 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:31:13,885 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1903.81 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.5 MB in the beginning and 53.9 MB in the end (delta: -2.4 MB). Peak memory consumption was 21.9 MB. Max. memory is 16.1 GB. [2020-11-29 19:31:13,887 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 47.8 MB in the beginning and 47.8 MB in the end (delta: 63.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1903.81 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 51.5 MB in the beginning and 53.9 MB in the end (delta: -2.4 MB). Peak memory consumption was 21.9 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 [2020-11-29 19:31:15,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 19:31:15,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 19:31:15,991 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 19:31:15,992 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 19:31:15,998 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 19:31:16,001 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 19:31:16,006 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 19:31:16,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 19:31:16,017 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 19:31:16,019 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 19:31:16,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 19:31:16,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 19:31:16,031 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 19:31:16,033 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 19:31:16,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 19:31:16,036 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 19:31:16,038 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 19:31:16,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 19:31:16,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 19:31:16,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 19:31:16,056 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 19:31:16,058 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 19:31:16,059 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 19:31:16,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 19:31:16,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 19:31:16,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 19:31:16,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 19:31:16,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 19:31:16,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 19:31:16,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 19:31:16,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 19:31:16,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 19:31:16,073 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 19:31:16,074 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 19:31:16,075 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 19:31:16,075 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 19:31:16,076 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 19:31:16,076 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 19:31:16,078 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 19:31:16,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 19:31:16,080 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 19:31:16,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 19:31:16,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 19:31:16,126 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 19:31:16,126 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 19:31:16,127 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 19:31:16,127 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 19:31:16,127 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 19:31:16,127 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 19:31:16,128 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 19:31:16,128 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 19:31:16,129 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 19:31:16,129 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 19:31:16,129 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 19:31:16,130 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 19:31:16,130 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 19:31:16,130 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 19:31:16,130 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 19:31:16,131 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 19:31:16,131 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 19:31:16,131 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 19:31:16,131 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 19:31:16,131 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 19:31:16,132 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 19:31:16,132 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 19:31:16,132 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 19:31:16,132 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 19:31:16,133 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 19:31:16,133 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 19:31:16,133 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_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8ef97106b73039a405ac251785296494f5df01c0 [2020-11-29 19:31:16,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 19:31:16,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 19:31:16,578 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 19:31:16,580 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 19:31:16,581 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 19:31:16,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-29 19:31:16,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/b52ce344d/fb0c94fffecf4184b85a97af5681d45d/FLAGa1ad55209 [2020-11-29 19:31:17,490 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 19:31:17,491 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/sv-benchmarks/c/busybox-1.22.0/stty-2.i [2020-11-29 19:31:17,523 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/b52ce344d/fb0c94fffecf4184b85a97af5681d45d/FLAGa1ad55209 [2020-11-29 19:31:18,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_adfaaae6-78e8-4110-aaaf-3ba6d4ec6f50/bin/uautomizer/data/b52ce344d/fb0c94fffecf4184b85a97af5681d45d [2020-11-29 19:31:18,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 19:31:18,006 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 19:31:18,008 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 19:31:18,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 19:31:18,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 19:31:18,012 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:31:18" (1/1) ... [2020-11-29 19:31:18,015 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4bf190f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:31:18, skipping insertion in model container [2020-11-29 19:31:18,015 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 07:31:18" (1/1) ... [2020-11-29 19:31:18,023 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 19:31:18,162 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 19:31:20,034 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: wrapf [2020-11-29 19:31:20,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@17e5d0c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 07:31:20, skipping insertion in model container [2020-11-29 19:31:20,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 19:31:20,035 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 19:31:20,038 INFO L168 Benchmark]: Toolchain (without parser) took 2030.85 ms. Allocated memory is still 81.8 MB. Free memory was 59.8 MB in the beginning and 34.7 MB in the end (delta: 25.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:31:20,038 INFO L168 Benchmark]: CDTParser took 0.50 ms. Allocated memory is still 81.8 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 19:31:20,039 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2027.81 ms. Allocated memory is still 81.8 MB. Free memory was 59.8 MB in the beginning and 34.7 MB in the end (delta: 25.1 MB). Peak memory consumption was 26.0 MB. Max. memory is 16.1 GB. [2020-11-29 19:31:20,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50 ms. Allocated memory is still 81.8 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2027.81 ms. Allocated memory is still 81.8 MB. Free memory was 59.8 MB in the beginning and 34.7 MB in the end (delta: 25.1 MB). Peak memory consumption was 26.0 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...