./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-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_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f970b82998909730b88dfe61ca58aa5d39298617 .......................................................................................................................................... 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_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f970b82998909730b88dfe61ca58aa5d39298617 ....................................................................................................................................... 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 07:44:27,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:44:27,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:44:27,756 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:44:27,756 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:44:27,763 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:44:27,765 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:44:27,769 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:44:27,772 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:44:27,780 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:44:27,782 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:44:27,784 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:44:27,784 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:44:27,788 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:44:27,790 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:44:27,792 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:44:27,793 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:44:27,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:44:27,801 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:44:27,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:44:27,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:44:27,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:44:27,816 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:44:27,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:44:27,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:44:27,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:44:27,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:44:27,824 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:44:27,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:44:27,826 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:44:27,826 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:44:27,827 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:44:27,829 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:44:27,830 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:44:27,832 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:44:27,832 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:44:27,833 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:44:27,833 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:44:27,833 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:44:27,834 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:44:27,835 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:44:27,838 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2020-11-28 07:44:27,881 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:44:27,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:44:27,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:44:27,882 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:44:27,883 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:44:27,883 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:44:27,883 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-28 07:44:27,883 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:44:27,883 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:44:27,883 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-28 07:44:27,884 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-28 07:44:27,885 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:44:27,885 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-28 07:44:27,885 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-28 07:44:27,885 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-28 07:44:27,886 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:44:27,886 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:44:27,886 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:44:27,886 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:44:27,887 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:44:27,887 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:44:27,887 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:44:27,887 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:44:27,887 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:44:27,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:44:27,888 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:44:27,888 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:44:27,888 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:44:27,888 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:44:27,889 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:44:27,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:44:27,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:44:27,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:44:27,890 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-28 07:44:27,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 07:44:27,890 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:44:27,890 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:44:27,890 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2020-11-28 07:44:28,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:44:28,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:44:28,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:44:28,202 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:44:28,203 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:44:28,204 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-28 07:44:28,272 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/d54a0fc59/42b691a5482149cd9b558d6c827fac4e/FLAG30404c736 [2020-11-28 07:44:29,156 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:44:29,157 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-28 07:44:29,197 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/d54a0fc59/42b691a5482149cd9b558d6c827fac4e/FLAG30404c736 [2020-11-28 07:44:29,672 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/d54a0fc59/42b691a5482149cd9b558d6c827fac4e [2020-11-28 07:44:29,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:44:29,681 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:44:29,683 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:44:29,684 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:44:29,687 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:44:29,688 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:44:29" (1/1) ... [2020-11-28 07:44:29,691 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b957fa3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:44:29, skipping insertion in model container [2020-11-28 07:44:29,692 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:44:29" (1/1) ... [2020-11-28 07:44:29,699 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:44:29,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:44:31,253 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-11-28 07:44:31,254 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@6a317c48 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:44:31, skipping insertion in model container [2020-11-28 07:44:31,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:44:31,255 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:44:31,258 INFO L168 Benchmark]: Toolchain (without parser) took 1575.06 ms. Allocated memory is still 92.3 MB. Free memory was 69.5 MB in the beginning and 48.5 MB in the end (delta: 21.0 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:44:31,259 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 92.3 MB. Free memory is still 73.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:44:31,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1571.42 ms. Allocated memory is still 92.3 MB. Free memory was 69.2 MB in the beginning and 48.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2020-11-28 07:44:31,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 92.3 MB. Free memory is still 73.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1571.42 ms. Allocated memory is still 92.3 MB. Free memory was 69.2 MB in the beginning and 48.5 MB in the end (delta: 20.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_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 [2020-11-28 07:44:33,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 07:44:33,589 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 07:44:33,626 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 07:44:33,627 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 07:44:33,632 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 07:44:33,635 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 07:44:33,639 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 07:44:33,643 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 07:44:33,648 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 07:44:33,650 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 07:44:33,665 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 07:44:33,665 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 07:44:33,671 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 07:44:33,673 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 07:44:33,674 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 07:44:33,676 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 07:44:33,680 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 07:44:33,682 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 07:44:33,685 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 07:44:33,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 07:44:33,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 07:44:33,689 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 07:44:33,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 07:44:33,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 07:44:33,694 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 07:44:33,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 07:44:33,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 07:44:33,696 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 07:44:33,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 07:44:33,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 07:44:33,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 07:44:33,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 07:44:33,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 07:44:33,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 07:44:33,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 07:44:33,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 07:44:33,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 07:44:33,704 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 07:44:33,705 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 07:44:33,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 07:44:33,709 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2020-11-28 07:44:33,755 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 07:44:33,756 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 07:44:33,758 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 07:44:33,758 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-28 07:44:33,759 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-28 07:44:33,759 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-28 07:44:33,759 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-28 07:44:33,759 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-28 07:44:33,759 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-28 07:44:33,761 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 07:44:33,762 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 07:44:33,762 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 07:44:33,762 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 07:44:33,763 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 07:44:33,763 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 07:44:33,763 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 07:44:33,763 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 07:44:33,763 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 07:44:33,764 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 07:44:33,764 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 07:44:33,764 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 07:44:33,764 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 07:44:33,764 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 07:44:33,765 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 07:44:33,765 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 07:44:33,765 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 07:44:33,765 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 07:44:33,765 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 07:44:33,766 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 07:44:33,766 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 07:44:33,766 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 07:44:33,766 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 07:44:33,766 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 07:44:33,767 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 07:44:33,767 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_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f970b82998909730b88dfe61ca58aa5d39298617 [2020-11-28 07:44:34,166 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 07:44:34,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 07:44:34,203 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 07:44:34,204 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 07:44:34,205 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 07:44:34,206 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-28 07:44:34,276 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/d1a4e9402/7821369e697442408d3bd0ae2668312c/FLAGa139ef0f6 [2020-11-28 07:44:35,063 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 07:44:35,064 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/sv-benchmarks/c/busybox-1.22.0/test-incomplete-1.i [2020-11-28 07:44:35,106 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/d1a4e9402/7821369e697442408d3bd0ae2668312c/FLAGa139ef0f6 [2020-11-28 07:44:35,186 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_2db370ad-e638-4753-91d6-e96e8448fd24/bin/utaipan/data/d1a4e9402/7821369e697442408d3bd0ae2668312c [2020-11-28 07:44:35,188 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 07:44:35,191 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 07:44:35,195 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 07:44:35,195 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 07:44:35,203 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 07:44:35,205 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:44:35" (1/1) ... [2020-11-28 07:44:35,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a768e05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:44:35, skipping insertion in model container [2020-11-28 07:44:35,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 07:44:35" (1/1) ... [2020-11-28 07:44:35,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 07:44:35,321 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 07:44:36,908 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg [2020-11-28 07:44:36,909 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@2063db72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 07:44:36, skipping insertion in model container [2020-11-28 07:44:36,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 07:44:36,910 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-28 07:44:36,914 INFO L168 Benchmark]: Toolchain (without parser) took 1721.08 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 29.1 MB in the beginning and 42.3 MB in the end (delta: -13.2 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:44:36,918 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory was 38.4 MB in the beginning and 38.3 MB in the end (delta: 73.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 07:44:36,920 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1714.75 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 28.9 MB in the beginning and 42.5 MB in the end (delta: -13.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-11-28 07:44:36,923 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 56.6 MB. Free memory was 38.4 MB in the beginning and 38.3 MB in the end (delta: 73.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1714.75 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 28.9 MB in the beginning and 42.5 MB in the end (delta: -13.7 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 3104]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_error_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...