./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 678e0110 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_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/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_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/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 75ee1720169f0dd0bfbafea99ba2d705144d5517 ......................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- Skipped default analysis because property is memsafety ### Bit-precise run ### This is Ultimate 0.1.24-678e011 [2019-11-19 23:37:47,171 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-19 23:37:47,173 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-19 23:37:47,186 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-19 23:37:47,186 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-19 23:37:47,187 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-19 23:37:47,189 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-19 23:37:47,191 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-19 23:37:47,194 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-19 23:37:47,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-19 23:37:47,196 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-19 23:37:47,198 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-19 23:37:47,198 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-19 23:37:47,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-19 23:37:47,200 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-19 23:37:47,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-19 23:37:47,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-19 23:37:47,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-19 23:37:47,208 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-19 23:37:47,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-19 23:37:47,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-19 23:37:47,214 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-19 23:37:47,216 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-19 23:37:47,217 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-19 23:37:47,220 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-19 23:37:47,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-19 23:37:47,221 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-19 23:37:47,222 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-19 23:37:47,222 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-19 23:37:47,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-19 23:37:47,224 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-19 23:37:47,225 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-19 23:37:47,226 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-19 23:37:47,227 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-19 23:37:47,228 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-19 23:37:47,228 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-19 23:37:47,229 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-19 23:37:47,229 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-19 23:37:47,230 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-19 23:37:47,231 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-19 23:37:47,231 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-19 23:37:47,232 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-19 23:37:47,247 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-19 23:37:47,248 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-19 23:37:47,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-19 23:37:47,249 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-19 23:37:47,250 INFO L138 SettingsManager]: * Use SBE=true [2019-11-19 23:37:47,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-19 23:37:47,250 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-19 23:37:47,251 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-19 23:37:47,251 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-19 23:37:47,251 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-19 23:37:47,251 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-19 23:37:47,252 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-19 23:37:47,252 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-19 23:37:47,252 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-19 23:37:47,252 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-19 23:37:47,253 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-19 23:37:47,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-19 23:37:47,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-19 23:37:47,254 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-19 23:37:47,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-19 23:37:47,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-19 23:37:47,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-19 23:37:47,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-19 23:37:47,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-19 23:37:47,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-19 23:37:47,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-19 23:37:47,256 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_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/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 -> 75ee1720169f0dd0bfbafea99ba2d705144d5517 [2019-11-19 23:37:47,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-19 23:37:47,435 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-19 23:37:47,438 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-19 23:37:47,440 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-19 23:37:47,440 INFO L275 PluginConnector]: CDTParser initialized [2019-11-19 23:37:47,441 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/../../sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-11-19 23:37:47,500 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/data/f7ab779a7/7b0a29c198b44cfd989f0e4be4093e92/FLAGef13887e4 [2019-11-19 23:37:48,196 INFO L306 CDTParser]: Found 1 translation units. [2019-11-19 23:37:48,197 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/sv-benchmarks/c/busybox-1.22.0/whoami-incomplete-2.i [2019-11-19 23:37:48,240 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/data/f7ab779a7/7b0a29c198b44cfd989f0e4be4093e92/FLAGef13887e4 [2019-11-19 23:37:48,287 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_b0fe5bf6-d7e9-409a-bbd9-7f11f09dc1ce/bin/uautomizer/data/f7ab779a7/7b0a29c198b44cfd989f0e4be4093e92 [2019-11-19 23:37:48,294 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-19 23:37:48,296 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-19 23:37:48,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-19 23:37:48,298 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-19 23:37:48,302 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-19 23:37:48,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:37:48" (1/1) ... [2019-11-19 23:37:48,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ea643cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:37:48, skipping insertion in model container [2019-11-19 23:37:48,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 11:37:48" (1/1) ... [2019-11-19 23:37:48,316 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-19 23:37:48,406 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-19 23:37:49,760 ERROR L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_error_msg_and_die [2019-11-19 23:37:49,761 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1e3cd463 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 11:37:49, skipping insertion in model container [2019-11-19 23:37:49,761 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-19 23:37:49,762 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-19 23:37:49,765 INFO L168 Benchmark]: Toolchain (without parser) took 1468.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-11-19 23:37:49,765 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-19 23:37:49,767 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1464.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2019-11-19 23:37:49,768 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 962.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1464.40 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 136.3 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -172.8 MB). Peak memory consumption was 31.5 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...