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.mover.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.24-3b9210c [2019-08-06 16:48:58,921 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-06 16:48:58,923 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-06 16:48:58,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-06 16:48:58,935 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-06 16:48:58,936 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-06 16:48:58,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-06 16:48:58,939 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-06 16:48:58,941 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-06 16:48:58,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-06 16:48:58,943 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-06 16:48:58,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-06 16:48:58,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-06 16:48:58,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-06 16:48:58,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-06 16:48:58,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-06 16:48:58,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-06 16:48:58,949 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-06 16:48:58,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-06 16:48:58,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-06 16:48:58,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-06 16:48:58,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-06 16:48:58,957 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-06 16:48:58,958 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-06 16:48:58,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-06 16:48:58,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-06 16:48:58,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-06 16:48:58,964 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-06 16:48:58,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-06 16:48:58,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-06 16:48:58,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-06 16:48:58,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-06 16:48:58,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-06 16:48:58,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-06 16:48:58,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-06 16:48:58,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-06 16:48:58,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-06 16:48:58,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-06 16:48:58,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-06 16:48:58,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-06 16:48:58,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-06 16:48:59,026 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-06 16:48:59,043 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-06 16:48:59,047 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-06 16:48:59,049 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2019-08-06 16:48:59,050 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2019-08-06 16:48:59,050 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl [2019-08-06 16:48:59,051 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out3.mover.bpl' [2019-08-06 16:48:59,107 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-06 16:48:59,109 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-08-06 16:48:59,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-06 16:48:59,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-06 16:48:59,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-06 16:48:59,133 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,134 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,145 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,146 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,163 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,175 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,180 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (1/1) ... [2019-08-06 16:48:59,186 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-06 16:48:59,187 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-06 16:48:59,188 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-06 16:48:59,188 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-06 16:48:59,194 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.08 04:48:59" (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 16:48:59,263 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2019-08-06 16:48:59,264 INFO L130 BoogieDeclarations]: Found specification of procedure product [2019-08-06 16:48:59,264 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2019-08-06 16:49:00,273 INFO L684 $ProcedureCfgBuilder]: dead code at ProgramPoint productFINAL: assume true; [2019-08-06 16:49:00,524 INFO L275 CfgBuilder]: Using library mode [2019-08-06 16:49:00,524 INFO L283 CfgBuilder]: Removed 0 assume(true) statements. [2019-08-06 16:49:00,526 INFO L202 PluginConnector]: Adding new model threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:49:00 BoogieIcfgContainer [2019-08-06 16:49:00,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-06 16:49:00,527 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-06 16:49:00,527 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-06 16:49:00,527 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-06 16:49:00,528 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "threadpooling_out3.mover.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.08 04:49:00" (1/1) ... [2019-08-06 16:49:00,541 INFO L148 IcfgInterpreter]: Started Sifa with 27 locations of interest [2019-08-06 16:49:00,547 INFO L155 IcfgInterpreter]: Building call graph [2019-08-06 16:49:00,574 INFO L160 IcfgInterpreter]: Initial procedures are [product] [2019-08-06 16:49:00,582 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-06 16:49:00,584 INFO L185 IcfgInterpreter]: Interpreting procedure product with input of size 1 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown