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_out3_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-b8c145f [2019-08-04 21:52:07,140 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-04 21:52:07,142 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-04 21:52:07,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-04 21:52:07,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-04 21:52:07,159 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-04 21:52:07,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-04 21:52:07,163 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-04 21:52:07,165 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-04 21:52:07,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-04 21:52:07,167 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-04 21:52:07,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-04 21:52:07,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-04 21:52:07,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-04 21:52:07,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-04 21:52:07,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-04 21:52:07,175 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-04 21:52:07,176 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-04 21:52:07,183 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-04 21:52:07,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-04 21:52:07,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-04 21:52:07,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-04 21:52:07,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-04 21:52:07,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-04 21:52:07,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-04 21:52:07,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-04 21:52:07,199 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-04 21:52:07,200 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-04 21:52:07,202 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-04 21:52:07,203 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-04 21:52:07,203 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-04 21:52:07,204 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-04 21:52:07,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-04 21:52:07,208 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-04 21:52:07,209 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-04 21:52:07,209 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-04 21:52:07,210 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-04 21:52:07,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-04 21:52:07,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-04 21:52:07,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-04 21:52:07,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-04 21:52:07,242 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-04 21:52:07,252 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-04 21:52:07,255 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-04 21:52:07,257 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-04 21:52:07,257 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-04 21:52:07,258 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl [2019-08-04 21:52:07,258 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3_Reals.bpl' [2019-08-04 21:52:07,384 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-04 21:52:07,386 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-04 21:52:07,386 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-04 21:52:07,386 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-04 21:52:07,387 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-04 21:52:07,409 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,441 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,441 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,486 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,506 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,514 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (1/1) ... [2019-08-04 21:52:07,531 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-04 21:52:07,532 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-04 21:52:07,532 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-04 21:52:07,532 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-04 21:52:07,533 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 04.08 09:52:07" (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 [2019-08-04 21:52:07,599 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2019-08-04 21:52:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure product [2019-08-04 21:52:07,599 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2019-08-04 21:52:11,536 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint productFINAL: assume true; [2019-08-04 21:52:11,540 INFO L275 CfgBuilder]: Using library mode [2019-08-04 21:52:11,540 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-04 21:52:11,542 INFO L202 PluginConnector]: Adding new model threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:52:11 BoogieIcfgContainer [2019-08-04 21:52:11,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-04 21:52:11,543 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-04 21:52:11,543 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-04 21:52:11,543 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-04 21:52:11,545 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threadpooling_out3_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.08 09:52:11" (1/1) ... [2019-08-04 21:52:11,556 INFO L148 IcfgInterpreter]: Started Sifa with 147 locations of interest [2019-08-04 21:52:11,558 INFO L155 IcfgInterpreter]: Building call graph [2019-08-04 21:52:11,579 INFO L160 IcfgInterpreter]: Initial procedures are [product] [2019-08-04 21:52:11,588 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-04 21:52:11,590 INFO L184 IcfgInterpreter]: Interpreting procedure product with input of size 1 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown