java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/Sifa.xml -i ../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-e6f8464 [2019-08-06 14:16:58,137 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 14:16:58,139 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 14:16:58,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 14:16:58,153 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 14:16:58,154 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 14:16:58,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 14:16:58,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 14:16:58,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 14:16:58,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 14:16:58,164 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 14:16:58,165 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 14:16:58,165 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 14:16:58,167 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 14:16:58,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 14:16:58,169 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 14:16:58,176 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 14:16:58,177 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 14:16:58,180 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 14:16:58,183 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 14:16:58,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 14:16:58,192 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 14:16:58,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 14:16:58,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 14:16:58,196 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 14:16:58,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 14:16:58,197 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 14:16:58,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 14:16:58,198 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 14:16:58,199 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 14:16:58,199 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 14:16:58,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 14:16:58,203 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 14:16:58,204 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 14:16:58,205 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 14:16:58,206 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 14:16:58,207 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 14:16:58,208 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 14:16:58,208 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 14:16:58,209 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 14:16:58,212 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 14:16:58,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 14:16:58,265 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 14:16:58,270 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 14:16:58,272 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 14:16:58,273 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 14:16:58,274 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl [2019-08-06 14:16:58,275 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl' [2019-08-06 14:16:58,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 14:16:58,351 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 14:16:58,352 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 14:16:58,352 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 14:16:58,352 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 14:16:58,379 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,391 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,422 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... [2019-08-06 14:16:58,428 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 14:16:58,431 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 14:16:58,431 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 14:16:58,431 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 14:16:58,433 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 02:16:58" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-08-06 14:16:58,509 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2019-08-06 14:16:58,509 INFO L130 BoogieDeclarations]: Found specification of procedure product [2019-08-06 14:16:58,510 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2019-08-06 14:16:59,269 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint productFINAL: assume true; [2019-08-06 14:16:59,272 INFO L275 CfgBuilder]: Using library mode [2019-08-06 14:16:59,272 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 14:16:59,273 INFO L202 PluginConnector]: Adding new model threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:16:59 BoogieIcfgContainer [2019-08-06 14:16:59,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 14:16:59,274 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 14:16:59,274 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 14:16:59,275 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 14:16:59,276 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 02:16:59" (1/1) ... [2019-08-06 14:16:59,286 INFO L148 IcfgInterpreter]: Started Sifa with 14 locations of interest [2019-08-06 14:16:59,290 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 14:16:59,299 INFO L160 IcfgInterpreter]: Initial procedures are [product] [2019-08-06 14:16:59,307 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 14:16:59,308 INFO L185 IcfgInterpreter]: Interpreting procedure product with input of size 1 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown