java -ea -Xmx2000000000 -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc ../../../trunk/examples/toolchains/C-BPP.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i -------------------------------------------------------------------------------- This is Ultimate 0.1.23-3204b74 [2018-09-13 15:43:49,051 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-13 15:43:49,056 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-13 15:43:49,112 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-13 15:43:49,113 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-13 15:43:49,118 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-13 15:43:49,120 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-13 15:43:49,129 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-13 15:43:49,134 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-13 15:43:49,147 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-13 15:43:49,152 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-13 15:43:49,152 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-13 15:43:49,154 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-13 15:43:49,163 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-13 15:43:49,164 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-13 15:43:49,178 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-13 15:43:49,184 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-13 15:43:49,191 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-13 15:43:49,196 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-13 15:43:49,202 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-13 15:43:49,213 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-13 15:43:49,214 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-13 15:43:49,214 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-13 15:43:49,217 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-13 15:43:49,222 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-13 15:43:49,223 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-13 15:43:49,226 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-13 15:43:49,227 INFO L177 SettingsManager]: PEA to Boogie provides no preferences, ignoring... [2018-09-13 15:43:49,227 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-13 15:43:49,227 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-13 15:43:49,232 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-13 15:43:49,233 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-64bit-Automizer_Default.epf [2018-09-13 15:43:49,279 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-13 15:43:49,280 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-13 15:43:49,287 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-09-13 15:43:49,287 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-09-13 15:43:49,288 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-09-13 15:43:49,288 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-09-13 15:43:49,292 INFO L133 SettingsManager]: * Use SBE=true [2018-09-13 15:43:49,292 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-09-13 15:43:49,292 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-09-13 15:43:49,293 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-09-13 15:43:49,293 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-09-13 15:43:49,293 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-09-13 15:43:49,293 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-09-13 15:43:49,293 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-09-13 15:43:49,294 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-09-13 15:43:49,294 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-09-13 15:43:49,294 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-09-13 15:43:49,294 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-13 15:43:49,298 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-09-13 15:43:49,298 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-09-13 15:43:49,298 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-09-13 15:43:49,298 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-09-13 15:43:49,298 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-13 15:43:49,299 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-09-13 15:43:49,299 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-09-13 15:43:49,299 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-09-13 15:43:49,299 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-13 15:43:49,299 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-09-13 15:43:49,300 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-13 15:43:49,436 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-13 15:43:49,468 INFO L266 ainManager$Toolchain]: [Toolchain 1]: Parser(s) successfully initialized [2018-09-13 15:43:49,482 INFO L222 ainManager$Toolchain]: [Toolchain 1]: Toolchain data selected. [2018-09-13 15:43:49,487 INFO L271 PluginConnector]: Initializing CDTParser... [2018-09-13 15:43:49,491 INFO L276 PluginConnector]: CDTParser initialized [2018-09-13 15:43:49,492 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-09-13 15:43:50,290 INFO L304 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-13 15:43:50,296 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-09-13 15:43:50,300 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-09-13 15:43:50,300 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-09-13 15:43:50,309 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-09-13 15:43:50,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:43:50" (1/1) ... [2018-09-13 15:43:50,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a9f325 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:50, skipping insertion in model container [2018-09-13 15:43:50,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.09 03:43:50" (1/1) ... [2018-09-13 15:43:50,356 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:43:50,601 INFO L153 Dispatcher]: Using SV-COMP mode [2018-09-13 15:43:51,194 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:43:51,380 INFO L450 PostProcessor]: Settings: Checked method=main [2018-09-13 15:43:51,442 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51 WrapperNode [2018-09-13 15:43:51,443 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-09-13 15:43:51,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-13 15:43:51,447 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-13 15:43:51,447 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-13 15:43:51,491 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,544 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,544 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,600 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,635 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.09 03:43:51" (1/1) ... [2018-09-13 15:43:51,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-13 15:43:51,664 INFO L168 Benchmark]: Toolchain (without parser) took 1373.06 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 1.9 GB. [2018-09-13 15:43:51,673 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-13 15:43:51,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1143.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 1.9 GB. [2018-09-13 15:43:51,675 INFO L168 Benchmark]: Boogie Preprocessor took 209.89 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. [2018-09-13 15:43:51,684 INFO L344 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - GenericResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.9 GB. Free memory is still 1.9 GB. There was no memory consumed. Max. memory is 1.9 GB. * CACSL2BoogieTranslator took 1143.17 ms. Allocated memory is still 1.9 GB. Free memory was 1.9 GB in the beginning and 1.8 GB in the end (delta: 32.0 MB). Peak memory consumption was 32.0 MB. Max. memory is 1.9 GB. * Boogie Preprocessor took 209.89 ms. Allocated memory is still 1.9 GB. Free memory is still 1.8 GB. There was no memory consumed. Max. memory is 1.9 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...