./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 .............................................................................................................................. 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_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/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 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 ................................................................................................................................. 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 03:11:25,936 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:25,938 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:25,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:26,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:26,008 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:26,009 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:26,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:26,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:26,016 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:26,017 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:26,018 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:26,019 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:26,020 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:26,022 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:26,023 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:26,024 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:26,025 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:26,027 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:26,029 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:26,036 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:26,038 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:26,040 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:26,042 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:26,050 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:26,050 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:26,051 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:26,058 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:26,059 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:26,060 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:26,061 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:26,062 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:26,064 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:26,066 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:26,067 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:26,067 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:26,068 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:26,069 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:26,069 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:26,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:26,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:26,074 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2020-11-28 03:11:26,119 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:26,119 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:26,121 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:26,121 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:26,121 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:26,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:26,122 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:11:26,122 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:26,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:26,123 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:11:26,123 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:11:26,123 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:11:26,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:26,124 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:11:26,124 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:26,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:26,125 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:26,125 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:26,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:26,125 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:26,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:26,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:26,126 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-28 03:11:26,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 03:11:26,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:26,127 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_0bdbf4d2-ce59-487b-ba1e-e121d675a448/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2020-11-28 03:11:26,442 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:26,474 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:26,480 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:26,481 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:26,482 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:26,483 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-28 03:11:26,568 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/418fa05ff/a9c65081003440a2af7c8ae4b0495bf5/FLAG08ab58d4f [2020-11-28 03:11:27,274 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:27,274 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-28 03:11:27,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/418fa05ff/a9c65081003440a2af7c8ae4b0495bf5/FLAG08ab58d4f [2020-11-28 03:11:27,433 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/418fa05ff/a9c65081003440a2af7c8ae4b0495bf5 [2020-11-28 03:11:27,436 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:27,437 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:11:27,439 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:27,439 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:27,442 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:27,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:27" (1/1) ... [2020-11-28 03:11:27,445 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@aba6711 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:27, skipping insertion in model container [2020-11-28 03:11:27,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:27" (1/1) ... [2020-11-28 03:11:27,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:27,520 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:28,827 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 03:11:28,828 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4151ceaf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:28, skipping insertion in model container [2020-11-28 03:11:28,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:28,829 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:11:28,831 INFO L168 Benchmark]: Toolchain (without parser) took 1392.59 ms. Allocated memory is still 111.1 MB. Free memory was 84.3 MB in the beginning and 75.5 MB in the end (delta: 8.8 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,832 INFO L168 Benchmark]: CDTParser took 0.64 ms. Allocated memory is still 111.1 MB. Free memory was 68.9 MB in the beginning and 68.9 MB in the end (delta: 55.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:28,833 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1390.14 ms. Allocated memory is still 111.1 MB. Free memory was 84.0 MB in the beginning and 75.5 MB in the end (delta: 8.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:28,835 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64 ms. Allocated memory is still 111.1 MB. Free memory was 68.9 MB in the beginning and 68.9 MB in the end (delta: 55.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1390.14 ms. Allocated memory is still 111.1 MB. Free memory was 84.0 MB in the beginning and 75.5 MB in the end (delta: 8.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2439]: 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 03:11:31,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 03:11:31,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 03:11:31,143 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 03:11:31,144 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 03:11:31,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 03:11:31,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 03:11:31,150 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 03:11:31,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 03:11:31,154 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 03:11:31,155 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 03:11:31,157 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 03:11:31,158 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 03:11:31,159 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 03:11:31,161 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 03:11:31,162 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 03:11:31,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 03:11:31,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 03:11:31,168 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 03:11:31,171 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 03:11:31,173 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 03:11:31,175 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 03:11:31,176 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 03:11:31,178 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 03:11:31,181 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 03:11:31,182 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 03:11:31,183 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 03:11:31,184 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 03:11:31,185 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 03:11:31,186 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 03:11:31,186 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 03:11:31,188 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 03:11:31,189 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 03:11:31,190 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 03:11:31,191 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 03:11:31,192 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 03:11:31,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 03:11:31,193 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 03:11:31,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 03:11:31,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 03:11:31,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 03:11:31,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2020-11-28 03:11:31,224 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 03:11:31,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 03:11:31,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 03:11:31,230 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 03:11:31,230 INFO L138 SettingsManager]: * Use SBE=true [2020-11-28 03:11:31,231 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 03:11:31,231 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-11-28 03:11:31,231 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 03:11:31,231 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 03:11:31,232 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2020-11-28 03:11:31,233 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2020-11-28 03:11:31,233 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2020-11-28 03:11:31,233 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 03:11:31,234 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 03:11:31,234 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 03:11:31,234 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 03:11:31,235 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 03:11:31,235 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 03:11:31,235 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-28 03:11:31,236 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 03:11:31,236 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-28 03:11:31,236 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-28 03:11:31,236 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 03:11:31,237 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 03:11:31,237 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-28 03:11:31,237 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 03:11:31,238 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-28 03:11:31,238 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 03:11:31,238 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_0bdbf4d2-ce59-487b-ba1e-e121d675a448/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2ed7a6755538f97fd3fd7a9439091ada9d9ba063 [2020-11-28 03:11:31,690 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 03:11:31,716 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 03:11:31,720 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 03:11:31,722 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 03:11:31,723 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 03:11:31,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-28 03:11:31,817 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/380610f76/35b693d1c4e0490a93451573be318103/FLAGf5b5ff73c [2020-11-28 03:11:32,573 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 03:11:32,576 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2020-11-28 03:11:32,615 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/380610f76/35b693d1c4e0490a93451573be318103/FLAGf5b5ff73c [2020-11-28 03:11:32,711 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_0bdbf4d2-ce59-487b-ba1e-e121d675a448/bin/uautomizer/data/380610f76/35b693d1c4e0490a93451573be318103 [2020-11-28 03:11:32,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 03:11:32,716 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2020-11-28 03:11:32,719 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:32,719 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 03:11:32,723 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 03:11:32,725 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:32" (1/1) ... [2020-11-28 03:11:32,732 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd977ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:32, skipping insertion in model container [2020-11-28 03:11:32,733 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 03:11:32" (1/1) ... [2020-11-28 03:11:32,740 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 03:11:32,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 03:11:33,963 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 03:11:33,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@ca7981a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 03:11:33, skipping insertion in model container [2020-11-28 03:11:33,965 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 03:11:33,965 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2020-11-28 03:11:33,967 INFO L168 Benchmark]: Toolchain (without parser) took 1249.63 ms. Allocated memory is still 62.9 MB. Free memory was 40.1 MB in the beginning and 35.6 MB in the end (delta: 4.4 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:33,968 INFO L168 Benchmark]: CDTParser took 0.61 ms. Allocated memory is still 62.9 MB. Free memory is still 45.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 03:11:33,969 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1245.91 ms. Allocated memory is still 62.9 MB. Free memory was 39.8 MB in the beginning and 35.6 MB in the end (delta: 4.1 MB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2020-11-28 03:11:33,970 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61 ms. Allocated memory is still 62.9 MB. Free memory is still 45.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1245.91 ms. Allocated memory is still 62.9 MB. Free memory was 39.8 MB in the beginning and 35.6 MB in the end (delta: 4.1 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: 2439]: 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...