./Ultimate.py --spec ../sv-benchmarks/c/properties/valid-memsafety.prp --file ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version f470102c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 88ab98eb141360a2bcfa622f7c3749b89f0b4d94 ......................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerMemDerefMemtrack.xml -i ../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 88ab98eb141360a2bcfa622f7c3749b89f0b4d94 ............................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-11-28 20:21:36,357 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:36,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:36,374 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:36,375 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:36,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:36,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:36,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:36,395 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:36,400 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:36,401 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:36,403 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:36,404 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:36,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:36,408 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:36,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:36,412 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:36,417 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:36,420 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:36,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:36,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:36,428 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:36,430 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:36,431 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:36,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:36,433 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:36,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:36,435 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:36,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:36,437 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:36,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:36,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:36,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:36,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:36,446 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:36,446 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:36,447 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:36,448 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:36,448 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:36,449 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:36,452 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:36,454 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Default.epf [2019-11-28 20:21:36,475 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:36,476 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:36,478 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:36,478 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:36,478 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:36,479 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:36,479 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:36,479 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:36,479 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:36,480 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:36,481 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:36,481 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:36,482 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:36,482 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:36,482 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:36,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:36,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:36,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:36,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:36,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:36,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:36,485 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:36,485 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-28 20:21:36,485 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-28 20:21:36,486 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:36,486 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 88ab98eb141360a2bcfa622f7c3749b89f0b4d94 [2019-11-28 20:21:36,795 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:36,808 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:36,812 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:36,814 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:36,814 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:36,815 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2019-11-28 20:21:36,895 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45bb9b1f/d2a30e286d5942f5973ddd67c93a1bb7/FLAG3ddf850c4 [2019-11-28 20:21:37,617 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:37,619 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2019-11-28 20:21:37,666 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45bb9b1f/d2a30e286d5942f5973ddd67c93a1bb7/FLAG3ddf850c4 [2019-11-28 20:21:37,717 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f45bb9b1f/d2a30e286d5942f5973ddd67c93a1bb7 [2019-11-28 20:21:37,723 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:37,728 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:37,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:37,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:37,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:37,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:37" (1/1) ... [2019-11-28 20:21:37,740 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec3b04f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:37, skipping insertion in model container [2019-11-28 20:21:37,741 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:37" (1/1) ... [2019-11-28 20:21:37,752 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:37,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:39,239 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-28 20:21:39,241 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3150c0e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:39, skipping insertion in model container [2019-11-28 20:21:39,241 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:39,242 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:39,245 INFO L168 Benchmark]: Toolchain (without parser) took 1518.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:39,246 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:39,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1511.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:39,251 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1511.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 146.8 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -158.2 MB). Peak memory consumption was 33.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2555]: 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 [2019-11-28 20:21:41,070 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-28 20:21:41,072 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-28 20:21:41,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-28 20:21:41,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-28 20:21:41,093 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-28 20:21:41,094 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-28 20:21:41,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-28 20:21:41,098 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-28 20:21:41,100 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-28 20:21:41,101 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-28 20:21:41,102 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-28 20:21:41,103 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-28 20:21:41,104 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-28 20:21:41,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-28 20:21:41,107 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-28 20:21:41,108 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-28 20:21:41,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-28 20:21:41,111 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-28 20:21:41,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-28 20:21:41,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-28 20:21:41,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-28 20:21:41,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-28 20:21:41,120 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-28 20:21:41,125 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-28 20:21:41,128 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-28 20:21:41,128 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-28 20:21:41,129 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-28 20:21:41,130 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-28 20:21:41,133 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-28 20:21:41,133 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-28 20:21:41,134 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-28 20:21:41,135 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-28 20:21:41,136 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-28 20:21:41,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-28 20:21:41,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-28 20:21:41,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-28 20:21:41,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-28 20:21:41,145 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-28 20:21:41,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-28 20:21:41,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-28 20:21:41,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-DerefFreeMemtrack-64bit-Automizer_Bitvector.epf [2019-11-28 20:21:41,180 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-28 20:21:41,180 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-28 20:21:41,183 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-28 20:21:41,183 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-28 20:21:41,183 INFO L138 SettingsManager]: * Use SBE=true [2019-11-28 20:21:41,184 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-28 20:21:41,184 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-28 20:21:41,184 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-28 20:21:41,184 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-28 20:21:41,185 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2019-11-28 20:21:41,186 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2019-11-28 20:21:41,186 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2019-11-28 20:21:41,186 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-28 20:21:41,187 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-11-28 20:21:41,187 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-28 20:21:41,187 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-28 20:21:41,187 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-28 20:21:41,187 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-28 20:21:41,188 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-28 20:21:41,188 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-28 20:21:41,188 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-28 20:21:41,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-28 20:21:41,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-28 20:21:41,189 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-28 20:21:41,189 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-28 20:21:41,190 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-28 20:21:41,190 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-11-28 20:21:41,190 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-28 20:21:41,190 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 88ab98eb141360a2bcfa622f7c3749b89f0b4d94 [2019-11-28 20:21:41,487 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-28 20:21:41,501 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-28 20:21:41,506 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-28 20:21:41,507 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-28 20:21:41,508 INFO L275 PluginConnector]: CDTParser initialized [2019-11-28 20:21:41,509 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2019-11-28 20:21:41,583 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c24d92eac/401ded51434b40b5bd216c6e3e4f7791/FLAGcf406f2f8 [2019-11-28 20:21:42,311 INFO L306 CDTParser]: Found 1 translation units. [2019-11-28 20:21:42,312 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/mkdir-2.i [2019-11-28 20:21:42,340 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c24d92eac/401ded51434b40b5bd216c6e3e4f7791/FLAGcf406f2f8 [2019-11-28 20:21:42,417 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c24d92eac/401ded51434b40b5bd216c6e3e4f7791 [2019-11-28 20:21:42,420 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-28 20:21:42,422 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-11-28 20:21:42,423 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:42,423 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-28 20:21:42,426 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-28 20:21:42,427 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:42" (1/1) ... [2019-11-28 20:21:42,430 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@127549af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:42, skipping insertion in model container [2019-11-28 20:21:42,430 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 08:21:42" (1/1) ... [2019-11-28 20:21:42,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-28 20:21:42,543 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-28 20:21:43,974 ERROR L326 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2019-11-28 20:21:43,975 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4bdc78c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 08:21:43, skipping insertion in model container [2019-11-28 20:21:43,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-28 20:21:43,976 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2019-11-28 20:21:43,981 INFO L168 Benchmark]: Toolchain (without parser) took 1555.61 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:43,982 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-28 20:21:43,984 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1552.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. [2019-11-28 20:21:43,986 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 1.0 GB. Free memory is still 981.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1552.81 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 145.8 MB). Free memory was 949.6 MB in the beginning and 1.1 GB in the end (delta: -168.3 MB). Peak memory consumption was 33.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 2555]: 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...