./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_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/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_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/du-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/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 [2020-11-30 00:14:32,439 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:14:32,443 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:14:32,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:14:32,524 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:14:32,525 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:14:32,527 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:14:32,530 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:14:32,536 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:14:32,538 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:14:32,540 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:14:32,542 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:14:32,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:14:32,544 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:14:32,545 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:14:32,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:14:32,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:14:32,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:14:32,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:14:32,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:14:32,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:14:32,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:14:32,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:14:32,561 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:14:32,565 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:14:32,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:14:32,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:14:32,568 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:14:32,568 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:14:32,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:14:32,570 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:14:32,571 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:14:32,572 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:14:32,573 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:14:32,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:14:32,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:14:32,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:14:32,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:14:32,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:14:32,578 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:14:32,578 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:14:32,579 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-30 00:14:32,606 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:14:32,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:14:32,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:14:32,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:14:32,608 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:14:32,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:14:32,609 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:14:32,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:14:32,610 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:14:32,610 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 00:14:32,610 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 00:14:32,610 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 00:14:32,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:14:32,611 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:14:32,611 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:14:32,611 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:14:32,612 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:14:32,612 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:14:32,612 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:14:32,612 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:14:32,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:14:32,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:14:32,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-30 00:14:32,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:14:32,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:14:32,614 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_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 498df7d11853e6c7f3918441ca131dd12e283265 [2020-11-30 00:14:32,868 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:14:32,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:14:32,896 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:14:32,898 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:14:32,899 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:14:32,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-30 00:14:32,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/554625ce5/87f2053e573c4f0bb0be225636488c57/FLAG6b477929e [2020-11-30 00:14:33,844 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:14:33,848 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-30 00:14:33,896 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/554625ce5/87f2053e573c4f0bb0be225636488c57/FLAG6b477929e [2020-11-30 00:14:34,365 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/554625ce5/87f2053e573c4f0bb0be225636488c57 [2020-11-30 00:14:34,371 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:14:34,374 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 00:14:34,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:34,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:14:34,384 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:14:34,385 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,388 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3040a909 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:34, skipping insertion in model container [2020-11-30 00:14:34,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:34" (1/1) ... [2020-11-30 00:14:34,397 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:14:34,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:14:36,307 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 00:14:36,308 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@65660d2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:36, skipping insertion in model container [2020-11-30 00:14:36,308 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:36,308 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 00:14:36,310 INFO L168 Benchmark]: Toolchain (without parser) took 1934.97 ms. Allocated memory is still 90.2 MB. Free memory was 51.9 MB in the beginning and 50.1 MB in the end (delta: 1.9 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:36,311 INFO L168 Benchmark]: CDTParser took 0.32 ms. Allocated memory is still 71.3 MB. Free memory was 33.7 MB in the beginning and 33.6 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:14:36,312 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1929.54 ms. Allocated memory is still 90.2 MB. Free memory was 51.6 MB in the beginning and 50.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 10.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:36,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32 ms. Allocated memory is still 71.3 MB. Free memory was 33.7 MB in the beginning and 33.6 MB in the end (delta: 29.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1929.54 ms. Allocated memory is still 90.2 MB. Free memory was 51.6 MB in the beginning and 50.1 MB in the end (delta: 1.5 MB). Peak memory consumption was 10.1 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... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 00:14:38,873 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:14:38,875 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:14:38,932 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:14:38,933 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:14:38,934 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:14:38,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:14:38,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:14:38,942 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:14:38,943 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:14:38,945 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:14:38,946 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:14:38,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:14:38,949 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:14:38,950 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:14:38,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:14:38,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:14:38,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:14:38,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:14:38,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:14:38,962 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:14:38,970 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:14:38,971 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:14:38,973 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:14:38,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:14:38,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:14:38,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:14:38,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:14:38,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:14:38,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:14:38,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:14:38,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:14:38,983 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:14:38,984 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:14:38,986 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:14:38,986 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:14:38,987 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:14:38,988 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:14:38,988 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:14:38,989 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:14:38,990 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:14:38,991 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-30 00:14:39,017 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:14:39,018 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:14:39,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:14:39,020 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:14:39,020 INFO L138 SettingsManager]: * Use SBE=true [2020-11-30 00:14:39,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:14:39,021 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-30 00:14:39,021 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:14:39,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:14:39,022 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-30 00:14:39,022 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-30 00:14:39,022 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-30 00:14:39,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:14:39,023 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:14:39,023 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:14:39,023 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:14:39,024 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:14:39,024 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:14:39,024 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 00:14:39,025 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:14:39,025 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 00:14:39,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 00:14:39,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:14:39,026 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:14:39,026 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-30 00:14:39,026 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:14:39,027 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 00:14:39,028 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:14:39,029 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_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 498df7d11853e6c7f3918441ca131dd12e283265 [2020-11-30 00:14:39,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:14:39,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:14:39,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:14:39,504 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:14:39,507 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:14:39,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-30 00:14:39,580 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/d457def20/30be39faff9b4f8dbf93c9ff09a02dcd/FLAGca9b17682 [2020-11-30 00:14:40,585 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:14:40,587 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/sv-benchmarks/c/busybox-1.22.0/du-1.i [2020-11-30 00:14:40,628 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/d457def20/30be39faff9b4f8dbf93c9ff09a02dcd/FLAGca9b17682 [2020-11-30 00:14:41,002 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dabe52cf-6c6a-44ee-9452-28fd929cd4f7/bin/uautomizer/data/d457def20/30be39faff9b4f8dbf93c9ff09a02dcd [2020-11-30 00:14:41,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:14:41,006 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-30 00:14:41,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:41,007 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:14:41,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:14:41,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:41" (1/1) ... [2020-11-30 00:14:41,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31696635 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:41, skipping insertion in model container [2020-11-30 00:14:41,022 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:14:41" (1/1) ... [2020-11-30 00:14:41,031 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:14:41,151 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:14:43,094 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2020-11-30 00:14:43,094 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5357f580 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:14:43, skipping insertion in model container [2020-11-30 00:14:43,095 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:14:43,095 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-30 00:14:43,098 INFO L168 Benchmark]: Toolchain (without parser) took 2090.43 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 29.8 MB in the beginning and 41.8 MB in the end (delta: -11.9 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:43,099 INFO L168 Benchmark]: CDTParser took 0.80 ms. Allocated memory is still 56.6 MB. Free memory was 39.5 MB in the beginning and 39.4 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:14:43,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2088.47 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 29.7 MB in the beginning and 41.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-30 00:14:43,102 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.80 ms. Allocated memory is still 56.6 MB. Free memory was 39.5 MB in the beginning and 39.4 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 2088.47 ms. Allocated memory was 56.6 MB in the beginning and 75.5 MB in the end (delta: 18.9 MB). Free memory was 29.7 MB in the beginning and 41.8 MB in the end (delta: -12.1 MB). Peak memory consumption was 10.0 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...