./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/seq-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_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/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 2b37a2989873bccb38a599c5f72aafffdd60cc5a .............................................................................................................................. 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_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/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 2b37a2989873bccb38a599c5f72aafffdd60cc5a ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:56:20,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:56:20,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:56:20,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:56:20,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:56:20,717 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:56:20,719 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:56:20,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:56:20,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:56:20,736 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:56:20,737 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:56:20,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:56:20,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:56:20,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:56:20,746 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:56:20,748 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:56:20,750 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:56:20,753 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:56:20,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:56:20,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:56:20,767 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:56:20,769 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:56:20,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:56:20,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:56:20,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:56:20,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:56:20,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:56:20,788 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:56:20,789 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:56:20,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:56:20,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:56:20,793 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:56:20,795 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:56:20,796 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:56:20,798 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:56:20,798 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:56:20,799 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:56:20,799 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:56:20,800 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:56:20,801 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:56:20,802 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:56:20,805 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 02:56:20,843 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:56:20,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:56:20,845 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:56:20,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:56:20,846 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:56:20,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:56:20,846 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:56:20,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:56:20,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:56:20,847 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 02:56:20,847 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 02:56:20,848 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 02:56:20,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:56:20,848 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 02:56:20,848 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:56:20,848 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:56:20,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:56:20,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:56:20,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:56:20,849 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:56:20,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:56:20,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:56:20,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 02:56:20,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 02:56:20,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:56:20,851 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_c7896001-b368-49c3-ab88-3620ccf08ff8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-11-28 02:56:21,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:56:21,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:56:21,170 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:56:21,171 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:56:21,172 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:56:21,173 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-28 02:56:21,284 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/ebd5712a8/bbef7b48239546d3b2def644e3f7fd23/FLAG7e88eadcd [2020-11-28 02:56:21,955 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:56:21,956 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-28 02:56:21,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/ebd5712a8/bbef7b48239546d3b2def644e3f7fd23/FLAG7e88eadcd [2020-11-28 02:56:22,126 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/ebd5712a8/bbef7b48239546d3b2def644e3f7fd23 [2020-11-28 02:56:22,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:56:22,131 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 02:56:22,134 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:22,134 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:56:22,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:56:22,138 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cd4923e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:22, skipping insertion in model container [2020-11-28 02:56:22,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:22" (1/1) ... [2020-11-28 02:56:22,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:56:22,245 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:56:23,497 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-28 02:56:23,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@669dd036 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:23, skipping insertion in model container [2020-11-28 02:56:23,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:23,501 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 02:56:23,504 INFO L168 Benchmark]: Toolchain (without parser) took 1371.63 ms. Allocated memory was 79.7 MB in the beginning and 115.3 MB in the end (delta: 35.7 MB). Free memory was 56.9 MB in the beginning and 77.0 MB in the end (delta: -20.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:23,506 INFO L168 Benchmark]: CDTParser took 0.62 ms. Allocated memory is still 79.7 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:23,508 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1367.28 ms. Allocated memory was 79.7 MB in the beginning and 115.3 MB in the end (delta: 35.7 MB). Free memory was 56.9 MB in the beginning and 77.0 MB in the end (delta: -20.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:23,511 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 79.7 MB. Free memory was 52.6 MB in the beginning and 52.6 MB in the end (delta: 28.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1367.28 ms. Allocated memory was 79.7 MB in the beginning and 115.3 MB in the end (delta: 35.7 MB). Free memory was 56.9 MB in the beginning and 77.0 MB in the end (delta: -20.1 MB). Peak memory consumption was 15.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-28 02:56:25,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 02:56:25,775 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 02:56:25,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 02:56:25,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 02:56:25,826 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 02:56:25,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 02:56:25,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 02:56:25,838 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 02:56:25,845 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 02:56:25,847 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 02:56:25,848 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 02:56:25,848 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 02:56:25,850 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 02:56:25,851 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 02:56:25,853 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 02:56:25,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 02:56:25,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 02:56:25,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 02:56:25,859 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 02:56:25,861 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 02:56:25,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 02:56:25,869 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 02:56:25,874 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 02:56:25,879 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 02:56:25,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 02:56:25,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 02:56:25,889 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 02:56:25,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 02:56:25,891 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 02:56:25,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 02:56:25,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 02:56:25,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 02:56:25,907 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 02:56:25,909 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 02:56:25,909 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 02:56:25,910 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 02:56:25,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 02:56:25,911 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 02:56:25,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 02:56:25,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 02:56:25,914 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 02:56:25,941 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 02:56:25,941 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 02:56:25,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 02:56:25,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 02:56:25,943 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 02:56:25,943 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 02:56:25,944 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 02:56:25,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 02:56:25,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 02:56:25,944 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 02:56:25,945 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 02:56:25,945 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 02:56:25,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 02:56:25,945 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 02:56:25,946 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 02:56:25,946 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 02:56:25,946 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 02:56:25,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 02:56:25,947 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 02:56:25,947 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 02:56:25,947 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 02:56:25,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 02:56:25,948 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 02:56:25,948 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 02:56:25,948 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 02:56:25,948 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 02:56:25,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 02:56:25,949 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 02:56:25,949 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_c7896001-b368-49c3-ab88-3620ccf08ff8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-11-28 02:56:26,402 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 02:56:26,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 02:56:26,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 02:56:26,431 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 02:56:26,431 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 02:56:26,433 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-28 02:56:26,505 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/e8c2e96c7/213a7c4ce08245078159deb62c4ec8bd/FLAG8917da1b1 [2020-11-28 02:56:27,254 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 02:56:27,256 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-28 02:56:27,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/e8c2e96c7/213a7c4ce08245078159deb62c4ec8bd/FLAG8917da1b1 [2020-11-28 02:56:27,375 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c7896001-b368-49c3-ab88-3620ccf08ff8/bin/uautomizer/data/e8c2e96c7/213a7c4ce08245078159deb62c4ec8bd [2020-11-28 02:56:27,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 02:56:27,379 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 02:56:27,381 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:27,381 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 02:56:27,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 02:56:27,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:27" (1/1) ... [2020-11-28 02:56:27,391 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b9b4bbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:27, skipping insertion in model container [2020-11-28 02:56:27,392 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:56:27" (1/1) ... [2020-11-28 02:56:27,399 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 02:56:27,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 02:56:28,795 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2020-11-28 02:56:28,796 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@28f85168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:56:28, skipping insertion in model container [2020-11-28 02:56:28,796 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 02:56:28,797 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 02:56:28,800 INFO L168 Benchmark]: Toolchain (without parser) took 1418.89 ms. Allocated memory is still 67.1 MB. Free memory was 42.8 MB in the beginning and 34.5 MB in the end (delta: 8.3 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:28,802 INFO L168 Benchmark]: CDTParser took 0.34 ms. Allocated memory is still 67.1 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 32.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 02:56:28,804 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1416.34 ms. Allocated memory is still 67.1 MB. Free memory was 42.6 MB in the beginning and 34.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-28 02:56:28,807 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34 ms. Allocated memory is still 67.1 MB. Free memory was 48.2 MB in the beginning and 48.2 MB in the end (delta: 32.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1416.34 ms. Allocated memory is still 67.1 MB. Free memory was 42.6 MB in the beginning and 34.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2536]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...