./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_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/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_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/seq-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/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 [2020-11-29 22:35:00,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:35:00,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:35:00,762 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:35:00,762 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:35:00,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:35:00,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:35:00,779 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:35:00,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:35:00,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:35:00,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:35:00,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:35:00,795 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:35:00,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:35:00,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:35:00,799 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:35:00,803 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:35:00,806 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:35:00,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:35:00,817 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:35:00,819 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:35:00,820 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:35:00,823 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:35:00,824 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:35:00,832 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:35:00,833 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:35:00,833 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:35:00,835 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:35:00,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:35:00,837 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:35:00,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:35:00,838 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:35:00,840 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:35:00,841 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:35:00,842 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:35:00,843 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:35:00,843 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:35:00,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:35:00,844 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:35:00,845 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:35:00,845 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:35:00,848 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-29 22:35:00,891 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:35:00,892 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:35:00,894 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:35:00,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:35:00,894 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:35:00,894 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:35:00,895 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 22:35:00,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:35:00,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:35:00,895 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 22:35:00,896 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 22:35:00,896 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 22:35:00,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:35:00,897 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 22:35:00,897 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:35:00,897 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:35:00,897 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:35:00,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:35:00,898 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:35:00,898 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:35:00,898 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:35:00,898 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:35:00,899 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 22:35:00,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 22:35:00,899 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:35:00,899 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_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-11-29 22:35:01,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:35:01,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:35:01,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:35:01,201 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:35:01,202 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:35:01,203 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-29 22:35:01,268 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/c841809af/d7916aa3d8fe4fcfb0524eb8dee1a5bd/FLAG26c0c3d91 [2020-11-29 22:35:02,005 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:35:02,010 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-29 22:35:02,052 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/c841809af/d7916aa3d8fe4fcfb0524eb8dee1a5bd/FLAG26c0c3d91 [2020-11-29 22:35:02,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/c841809af/d7916aa3d8fe4fcfb0524eb8dee1a5bd [2020-11-29 22:35:02,151 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:35:02,153 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 22:35:02,158 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:02,159 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:35:02,161 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:35:02,163 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:02" (1/1) ... [2020-11-29 22:35:02,164 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f3850ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:02, skipping insertion in model container [2020-11-29 22:35:02,164 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:02" (1/1) ... [2020-11-29 22:35:02,171 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:35:02,261 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:35:03,377 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 [2020-11-29 22:35:03,381 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@cb7843 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:03, skipping insertion in model container [2020-11-29 22:35:03,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:03,381 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 22:35:03,384 INFO L168 Benchmark]: Toolchain (without parser) took 1228.95 ms. Allocated memory is still 96.5 MB. Free memory was 63.5 MB in the beginning and 58.4 MB in the end (delta: 5.0 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:03,386 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 96.5 MB. Free memory was 56.7 MB in the beginning and 56.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:35:03,388 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1223.07 ms. Allocated memory is still 96.5 MB. Free memory was 63.2 MB in the beginning and 58.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:03,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 96.5 MB. Free memory was 56.7 MB in the beginning and 56.7 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1223.07 ms. Allocated memory is still 96.5 MB. Free memory was 63.2 MB in the beginning and 58.4 MB in the end (delta: 4.8 MB). Peak memory consumption was 16.8 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 [2020-11-29 22:35:05,567 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 22:35:05,569 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 22:35:05,611 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 22:35:05,612 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 22:35:05,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 22:35:05,621 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 22:35:05,625 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 22:35:05,628 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 22:35:05,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 22:35:05,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 22:35:05,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 22:35:05,653 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 22:35:05,656 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 22:35:05,658 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 22:35:05,659 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 22:35:05,661 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 22:35:05,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 22:35:05,667 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 22:35:05,669 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 22:35:05,671 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 22:35:05,673 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 22:35:05,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 22:35:05,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 22:35:05,678 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 22:35:05,679 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 22:35:05,679 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 22:35:05,680 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 22:35:05,681 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 22:35:05,682 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 22:35:05,682 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 22:35:05,683 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 22:35:05,684 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 22:35:05,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 22:35:05,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 22:35:05,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 22:35:05,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 22:35:05,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 22:35:05,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 22:35:05,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 22:35:05,690 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 22:35:05,691 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-29 22:35:05,743 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 22:35:05,744 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 22:35:05,746 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 22:35:05,747 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 22:35:05,747 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 22:35:05,747 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 22:35:05,747 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-29 22:35:05,748 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 22:35:05,748 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 22:35:05,748 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-29 22:35:05,749 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-29 22:35:05,749 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-29 22:35:05,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 22:35:05,750 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-29 22:35:05,750 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 22:35:05,750 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 22:35:05,750 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 22:35:05,750 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 22:35:05,750 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 22:35:05,751 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 22:35:05,751 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 22:35:05,751 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 22:35:05,751 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 22:35:05,751 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 22:35:05,752 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 22:35:05,752 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 22:35:05,752 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 22:35:05,752 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 22:35:05,752 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_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2b37a2989873bccb38a599c5f72aafffdd60cc5a [2020-11-29 22:35:06,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 22:35:06,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 22:35:06,155 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 22:35:06,157 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 22:35:06,158 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 22:35:06,159 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-29 22:35:06,233 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/ddb2d9b2a/158c6f12f1a34e55b824311218886cc9/FLAGaeaeaebc7 [2020-11-29 22:35:07,052 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 22:35:07,055 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/sv-benchmarks/c/busybox-1.22.0/seq-1.i [2020-11-29 22:35:07,095 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/ddb2d9b2a/158c6f12f1a34e55b824311218886cc9/FLAGaeaeaebc7 [2020-11-29 22:35:07,148 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e219d6e6-94ea-43eb-b7d2-8d0842a6a447/bin/uautomizer/data/ddb2d9b2a/158c6f12f1a34e55b824311218886cc9 [2020-11-29 22:35:07,150 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 22:35:07,152 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-29 22:35:07,154 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:07,154 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 22:35:07,158 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 22:35:07,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:07" (1/1) ... [2020-11-29 22:35:07,165 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a6c4a81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:07, skipping insertion in model container [2020-11-29 22:35:07,165 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 10:35:07" (1/1) ... [2020-11-29 22:35:07,173 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 22:35:07,273 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 22:35:08,673 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 [2020-11-29 22:35:08,674 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7851df37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 10:35:08, skipping insertion in model container [2020-11-29 22:35:08,675 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 22:35:08,675 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-29 22:35:08,677 INFO L168 Benchmark]: Toolchain (without parser) took 1523.85 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 27.8 MB in the beginning and 48.8 MB in the end (delta: -21.1 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:08,678 INFO L168 Benchmark]: CDTParser took 0.49 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 22:35:08,679 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1520.91 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 27.7 MB in the beginning and 48.8 MB in the end (delta: -21.2 MB). Peak memory consumption was 18.6 MB. Max. memory is 16.1 GB. [2020-11-29 22:35:08,681 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49 ms. Allocated memory is still 54.5 MB. Free memory was 36.3 MB in the beginning and 36.2 MB in the end (delta: 26.0 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1520.91 ms. Allocated memory was 54.5 MB in the beginning and 73.4 MB in the end (delta: 18.9 MB). Free memory was 27.7 MB in the beginning and 48.8 MB in the end (delta: -21.2 MB). Peak memory consumption was 18.6 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...