./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.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_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/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 114a274c0ad09c109c0b6daf4b2fd8540f7728c0 .................................................................................................................................... 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_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/config/TaipanMemDerefMemtrack.xml -i ../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/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 114a274c0ad09c109c0b6daf4b2fd8540f7728c0 ................................................................................................................................. 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 20:19:38,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:19:38,156 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:19:38,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:19:38,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:19:38,164 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:19:38,165 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:19:38,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:19:38,168 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:19:38,168 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:19:38,169 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:19:38,170 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:19:38,170 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:19:38,171 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:19:38,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:19:38,172 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:19:38,173 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:19:38,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:19:38,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:19:38,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:19:38,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:19:38,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:19:38,178 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:19:38,179 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:19:38,180 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:19:38,180 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:19:38,181 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:19:38,181 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:19:38,181 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:19:38,182 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:19:38,182 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:19:38,183 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:19:38,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:19:38,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:19:38,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:19:38,184 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:19:38,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:19:38,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:19:38,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:19:38,185 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:19:38,186 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:19:38,186 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Default.epf [2019-12-07 20:19:38,196 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:19:38,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:19:38,197 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:19:38,197 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:19:38,197 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:19:38,197 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:19:38,197 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 20:19:38,197 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:19:38,197 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:19:38,198 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 20:19:38,198 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 20:19:38,198 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:19:38,198 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 20:19:38,198 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 20:19:38,198 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 20:19:38,199 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 20:19:38,199 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 20:19:38,199 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:19:38,199 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 20:19:38,199 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:19:38,199 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:19:38,199 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 20:19:38,200 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 20:19:38,200 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 20:19:38,200 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:19:38,200 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:19:38,200 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:19:38,200 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:19:38,200 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:19:38,201 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:19:38,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:19:38,201 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:19:38,201 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:19:38,201 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 20:19:38,201 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 20:19:38,201 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:19:38,202 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:19:38,202 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_78950210-b6e0-4df7-9971-f7e6eaba3512/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 -> 114a274c0ad09c109c0b6daf4b2fd8540f7728c0 [2019-12-07 20:19:38,299 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:19:38,309 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:19:38,312 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:19:38,313 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:19:38,313 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:19:38,314 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2019-12-07 20:19:38,356 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/d9f567e50/10b11f8f524349f0adc91b63bebf8ba8/FLAGcb694ce02 [2019-12-07 20:19:38,887 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:19:38,888 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2019-12-07 20:19:38,905 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/d9f567e50/10b11f8f524349f0adc91b63bebf8ba8/FLAGcb694ce02 [2019-12-07 20:19:39,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/d9f567e50/10b11f8f524349f0adc91b63bebf8ba8 [2019-12-07 20:19:39,387 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:19:39,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:19:39,389 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:19:39,389 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:19:39,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:19:39,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:19:39" (1/1) ... [2019-12-07 20:19:39,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2115eefd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:19:39, skipping insertion in model container [2019-12-07 20:19:39,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:19:39" (1/1) ... [2019-12-07 20:19:39,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:19:39,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:19:40,293 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 20:19:40,293 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f810c67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:19:40, skipping insertion in model container [2019-12-07 20:19:40,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:19:40,294 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:19:40,295 INFO L168 Benchmark]: Toolchain (without parser) took 906.63 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 938.2 MB in the beginning and 1.1 GB in the end (delta: -132.2 MB). Peak memory consumption was 43.2 MB. Max. memory is 11.5 GB. [2019-12-07 20:19:40,296 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 20:19:40,297 INFO L168 Benchmark]: CACSL2BoogieTranslator took 904.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -137.6 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. [2019-12-07 20:19:40,298 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 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 904.91 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 932.8 MB in the beginning and 1.1 GB in the end (delta: -137.6 MB). Peak memory consumption was 37.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2422]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg 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 20:19:41,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 20:19:41,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 20:19:41,421 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 20:19:41,421 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 20:19:41,422 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 20:19:41,423 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 20:19:41,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 20:19:41,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 20:19:41,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 20:19:41,427 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 20:19:41,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 20:19:41,428 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 20:19:41,428 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 20:19:41,429 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 20:19:41,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 20:19:41,430 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 20:19:41,431 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 20:19:41,432 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 20:19:41,434 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 20:19:41,435 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 20:19:41,436 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 20:19:41,437 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 20:19:41,437 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 20:19:41,439 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 20:19:41,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 20:19:41,440 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 20:19:41,440 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 20:19:41,441 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 20:19:41,441 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 20:19:41,441 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 20:19:41,442 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 20:19:41,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 20:19:41,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 20:19:41,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 20:19:41,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 20:19:41,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 20:19:41,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 20:19:41,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 20:19:41,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 20:19:41,445 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 20:19:41,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/config/svcomp-DerefFreeMemtrack-64bit-Taipan_Bitvector.epf [2019-12-07 20:19:41,456 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 20:19:41,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 20:19:41,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 20:19:41,457 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 20:19:41,457 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 20:19:41,457 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 20:19:41,458 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 20:19:41,458 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 20:19:41,458 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 20:19:41,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 20:19:41,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 20:19:41,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-12-07 20:19:41,459 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 20:19:41,460 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 20:19:41,460 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 20:19:41,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 20:19:41,461 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 20:19:41,461 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 20:19:41,461 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 20:19:41,461 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 20:19:41,461 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 20:19:41,461 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 20:19:41,461 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_78950210-b6e0-4df7-9971-f7e6eaba3512/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 -> 114a274c0ad09c109c0b6daf4b2fd8540f7728c0 [2019-12-07 20:19:41,622 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 20:19:41,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 20:19:41,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 20:19:41,633 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 20:19:41,633 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 20:19:41,633 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/../../sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2019-12-07 20:19:41,670 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/a8258ab98/ed1efadc7805423faa22768eb0867042/FLAGc5e560211 [2019-12-07 20:19:42,255 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 20:19:42,256 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/sv-benchmarks/c/busybox-1.22.0/uudecode-1.i [2019-12-07 20:19:42,274 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/a8258ab98/ed1efadc7805423faa22768eb0867042/FLAGc5e560211 [2019-12-07 20:19:42,702 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_78950210-b6e0-4df7-9971-f7e6eaba3512/bin/utaipan/data/a8258ab98/ed1efadc7805423faa22768eb0867042 [2019-12-07 20:19:42,704 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 20:19:42,704 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 20:19:42,705 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 20:19:42,705 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 20:19:42,707 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 20:19:42,707 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:19:42" (1/1) ... [2019-12-07 20:19:42,709 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fb5eb43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:19:42, skipping insertion in model container [2019-12-07 20:19:42,709 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 08:19:42" (1/1) ... [2019-12-07 20:19:42,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 20:19:42,761 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 20:19:43,625 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-12-07 20:19:43,626 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@72325e06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 08:19:43, skipping insertion in model container [2019-12-07 20:19:43,626 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 20:19:43,626 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 20:19:43,628 INFO L168 Benchmark]: Toolchain (without parser) took 922.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -134.9 MB). Peak memory consumption was 40.1 MB. Max. memory is 11.5 GB. [2019-12-07 20:19:43,628 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 20:19:43,629 INFO L168 Benchmark]: CACSL2BoogieTranslator took 921.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. [2019-12-07 20:19:43,630 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 921.13 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 943.0 MB in the beginning and 1.1 GB in the end (delta: -140.2 MB). Peak memory consumption was 34.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2422]: Unsupported Syntax encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...