./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 f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/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 75ee1720169f0dd0bfbafea99ba2d705144d5517 .................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i -s /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/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 75ee1720169f0dd0bfbafea99ba2d705144d5517 ................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 21:53:08,139 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:53:08,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:53:08,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:53:08,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:53:08,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:53:08,150 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:53:08,151 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:53:08,153 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:53:08,153 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:53:08,154 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:53:08,155 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:53:08,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:53:08,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:53:08,156 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:53:08,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:53:08,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:53:08,158 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:53:08,160 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:53:08,161 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:53:08,162 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:53:08,163 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:53:08,164 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:53:08,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:53:08,166 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:53:08,166 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:53:08,166 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:53:08,167 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:53:08,167 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:53:08,168 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:53:08,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:53:08,168 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:53:08,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:53:08,169 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:53:08,170 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:53:08,170 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:53:08,170 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:53:08,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:53:08,171 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:53:08,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:53:08,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:53:08,172 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 21:53:08,182 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:53:08,182 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:53:08,182 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:53:08,182 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:53:08,183 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 21:53:08,183 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:53:08,184 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 21:53:08,184 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 21:53:08,184 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 21:53:08,184 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 21:53:08,184 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 21:53:08,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 21:53:08,185 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:53:08,186 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:53:08,186 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:53:08,186 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:53:08,186 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:53:08,186 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:53:08,186 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:53:08,186 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:53:08,187 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:53:08,187 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 21:53:08,187 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 21:53:08,187 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:53:08,187 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:53:08,187 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_032777a8-0442-48d0-b62b-58db91717aee/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 -> 75ee1720169f0dd0bfbafea99ba2d705144d5517 [2019-12-07 21:53:08,287 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:53:08,297 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:53:08,300 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:53:08,301 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:53:08,301 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:53:08,302 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-12-07 21:53:08,340 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/076d66b2a/873a3d7e159044b79a6ac8d26535a050/FLAG929fc547e [2019-12-07 21:53:08,878 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:53:08,878 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-12-07 21:53:08,900 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/076d66b2a/873a3d7e159044b79a6ac8d26535a050/FLAG929fc547e [2019-12-07 21:53:09,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/076d66b2a/873a3d7e159044b79a6ac8d26535a050 [2019-12-07 21:53:09,376 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:53:09,377 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:53:09,378 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:53:09,378 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:53:09,381 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:53:09,381 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:53:09" (1/1) ... [2019-12-07 21:53:09,383 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b6129ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:53:09, skipping insertion in model container [2019-12-07 21:53:09,384 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:53:09" (1/1) ... [2019-12-07 21:53:09,389 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:53:09,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:53:10,096 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 [2019-12-07 21:53:10,097 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@fe67dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:53:10, skipping insertion in model container [2019-12-07 21:53:10,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:53:10,097 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:53:10,099 INFO L168 Benchmark]: Toolchain (without parser) took 721.22 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2019-12-07 21:53:10,100 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:53:10,100 INFO L168 Benchmark]: CACSL2BoogieTranslator took 719.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. [2019-12-07 21:53:10,102 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 955.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 719.29 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 93.8 MB). Free memory was 932.6 MB in the beginning and 1.1 GB in the end (delta: -137.2 MB). Peak memory consumption was 31.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2425]: 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 0.1.25-f470102 [2019-12-07 21:53:11,212 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 21:53:11,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 21:53:11,221 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 21:53:11,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 21:53:11,222 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 21:53:11,223 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 21:53:11,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 21:53:11,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 21:53:11,226 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 21:53:11,227 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 21:53:11,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 21:53:11,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 21:53:11,228 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 21:53:11,229 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 21:53:11,230 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 21:53:11,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 21:53:11,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 21:53:11,232 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 21:53:11,234 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 21:53:11,235 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 21:53:11,236 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 21:53:11,237 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 21:53:11,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 21:53:11,239 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 21:53:11,239 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 21:53:11,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 21:53:11,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 21:53:11,240 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 21:53:11,241 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 21:53:11,241 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 21:53:11,241 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 21:53:11,242 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 21:53:11,242 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 21:53:11,243 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 21:53:11,243 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 21:53:11,244 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 21:53:11,244 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 21:53:11,244 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 21:53:11,245 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 21:53:11,245 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 21:53:11,246 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 21:53:11,256 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 21:53:11,256 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 21:53:11,257 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 21:53:11,257 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 21:53:11,257 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 21:53:11,257 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 21:53:11,257 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 21:53:11,257 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 21:53:11,257 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 21:53:11,258 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 21:53:11,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 21:53:11,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 21:53:11,258 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 21:53:11,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 21:53:11,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 21:53:11,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 21:53:11,260 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 21:53:11,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 21:53:11,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 21:53:11,260 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 21:53:11,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 21:53:11,260 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 21:53:11,260 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 21:53:11,260 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 21:53:11,261 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 21:53:11,261 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 21:53:11,261 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 21:53:11,261 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 21:53:11,261 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_032777a8-0442-48d0-b62b-58db91717aee/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 -> 75ee1720169f0dd0bfbafea99ba2d705144d5517 [2019-12-07 21:53:11,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 21:53:11,433 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 21:53:11,435 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 21:53:11,436 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 21:53:11,436 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 21:53:11,437 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-12-07 21:53:11,475 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/c17b4b284/0e5d64eb6d9b435d9e07bea133c9db7b/FLAG10bfe2c32 [2019-12-07 21:53:11,972 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 21:53:11,972 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-12-07 21:53:11,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/c17b4b284/0e5d64eb6d9b435d9e07bea133c9db7b/FLAG10bfe2c32 [2019-12-07 21:53:12,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_032777a8-0442-48d0-b62b-58db91717aee/bin/utaipan/data/c17b4b284/0e5d64eb6d9b435d9e07bea133c9db7b [2019-12-07 21:53:12,263 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 21:53:12,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 21:53:12,265 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 21:53:12,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 21:53:12,270 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 21:53:12,271 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:53:12" (1/1) ... [2019-12-07 21:53:12,275 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@696fdb0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:53:12, skipping insertion in model container [2019-12-07 21:53:12,275 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 09:53:12" (1/1) ... [2019-12-07 21:53:12,286 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 21:53:12,387 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 21:53:13,115 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 [2019-12-07 21:53:13,115 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@7703a78c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 09:53:13, skipping insertion in model container [2019-12-07 21:53:13,116 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 21:53:13,116 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 21:53:13,117 INFO L168 Benchmark]: Toolchain (without parser) took 853.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:53:13,118 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 21:53:13,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 850.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. [2019-12-07 21:53:13,119 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 850.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 144.2 MB). Free memory was 947.0 MB in the beginning and 1.1 GB in the end (delta: -164.8 MB). Peak memory consumption was 27.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2425]: 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...