java -ea -Xmx4000000000 -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 ../../../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-bdc35bb [2018-10-29 11:06:35,129 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-29 11:06:35,137 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-29 11:06:35,172 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-29 11:06:35,173 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-29 11:06:35,174 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-29 11:06:35,183 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-29 11:06:35,189 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-29 11:06:35,197 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-29 11:06:35,198 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-29 11:06:35,208 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-29 11:06:35,209 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-29 11:06:35,210 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-29 11:06:35,218 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-29 11:06:35,219 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-29 11:06:35,220 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-29 11:06:35,231 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-29 11:06:35,235 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-29 11:06:35,243 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-29 11:06:35,245 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-29 11:06:35,254 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-29 11:06:35,257 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-29 11:06:35,266 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-29 11:06:35,266 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-29 11:06:35,266 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-29 11:06:35,270 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-29 11:06:35,271 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-29 11:06:35,276 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-29 11:06:35,277 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-29 11:06:35,284 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-29 11:06:35,284 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-29 11:06:35,285 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-29 11:06:35,286 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-29 11:06:35,288 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-29 11:06:35,292 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-29 11:06:35,293 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-29 11:06:35,293 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 [2018-10-29 11:06:35,349 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-29 11:06:35,349 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-29 11:06:35,350 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-29 11:06:35,351 INFO L133 SettingsManager]: * to procedures, called more than once=true [2018-10-29 11:06:35,358 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-10-29 11:06:35,358 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-10-29 11:06:35,358 INFO L133 SettingsManager]: * Use SBE=true [2018-10-29 11:06:35,359 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-29 11:06:35,359 INFO L133 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2018-10-29 11:06:35,359 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-29 11:06:35,359 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-29 11:06:35,360 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-29 11:06:35,365 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-29 11:06:35,365 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-29 11:06:35,366 INFO L133 SettingsManager]: * Check absence of signed integer overflows=true [2018-10-29 11:06:35,366 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-29 11:06:35,366 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-29 11:06:35,366 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-29 11:06:35,366 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-29 11:06:35,367 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-29 11:06:35,367 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-29 11:06:35,367 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-29 11:06:35,370 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-29 11:06:35,370 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-29 11:06:35,370 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-29 11:06:35,371 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-10-29 11:06:35,373 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-29 11:06:35,373 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-29 11:06:35,373 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-29 11:06:35,506 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-29 11:06:35,547 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-29 11:06:35,557 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-29 11:06:35,561 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-29 11:06:35,562 INFO L276 PluginConnector]: CDTParser initialized [2018-10-29 11:06:35,563 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-10-29 11:06:35,717 INFO L218 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10e7f50/11ffcf5e4ce7406482c043a7d5906a27/FLAGe0bf4b7de [2018-10-29 11:06:37,195 INFO L298 CDTParser]: Found 1 translation units. [2018-10-29 11:06:37,199 INFO L158 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/busybox-1.22.0/mkfifo-incomplete_true-no-overflow_true-valid-memsafety.i [2018-10-29 11:06:37,256 INFO L346 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10e7f50/11ffcf5e4ce7406482c043a7d5906a27/FLAGe0bf4b7de [2018-10-29 11:06:37,285 INFO L354 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eb10e7f50/11ffcf5e4ce7406482c043a7d5906a27 [2018-10-29 11:06:37,307 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-29 11:06:37,309 INFO L131 ToolchainWalker]: Walking toolchain with 2 elements. [2018-10-29 11:06:37,315 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-29 11:06:37,319 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-29 11:06:37,323 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-29 11:06:37,330 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:06:37" (1/1) ... [2018-10-29 11:06:37,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61ebb76c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:06:37, skipping insertion in model container [2018-10-29 11:06:37,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:06:37" (1/1) ... [2018-10-29 11:06:37,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-29 11:06:37,552 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-29 11:06:40,721 WARN L309 MainTranslator]: Unsupported Syntax: encountered a call to a var args function, var args are not supported at the moment: bb_perror_msg [2018-10-29 11:06:40,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@29beae9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:06:40, skipping insertion in model container [2018-10-29 11:06:40,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-29 11:06:40,726 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.preprocessor [2018-10-29 11:06:40,731 INFO L168 Benchmark]: Toolchain (without parser) took 3422.66 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-10-29 11:06:40,738 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. [2018-10-29 11:06:40,739 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3409.99 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. [2018-10-29 11:06:40,747 INFO L336 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 0.20 ms. Allocated memory is still 2.0 GB. Free memory is still 2.0 GB. There was no memory consumed. Max. memory is 3.9 GB. * CACSL2BoogieTranslator took 3409.99 ms. Allocated memory is still 2.0 GB. Free memory was 1.9 GB in the beginning and 1.9 GB in the end (delta: 22.6 MB). Peak memory consumption was 22.6 MB. Max. memory is 3.9 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1898]: 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...