java -Xmx8000000000 -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/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf -i ../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 08:35:25,984 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 08:35:25,986 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 08:35:25,997 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 08:35:25,997 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 08:35:25,998 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 08:35:26,000 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 08:35:26,002 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 08:35:26,003 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 08:35:26,004 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 08:35:26,005 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 08:35:26,005 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 08:35:26,006 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 08:35:26,007 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 08:35:26,008 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 08:35:26,009 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 08:35:26,010 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 08:35:26,012 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 08:35:26,014 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 08:35:26,015 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 08:35:26,017 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 08:35:26,018 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 08:35:26,020 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 08:35:26,020 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 08:35:26,021 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 08:35:26,021 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 08:35:26,022 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 08:35:26,023 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 08:35:26,024 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 08:35:26,025 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 08:35:26,025 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 08:35:26,026 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 08:35:26,026 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 08:35:26,027 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 08:35:26,027 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 08:35:26,028 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 08:35:26,029 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-z3.epf [2018-09-26 08:35:26,041 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 08:35:26,041 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 08:35:26,043 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 08:35:26,043 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 08:35:26,044 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-09-26 08:35:26,044 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:35:26,044 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 08:35:26,095 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 08:35:26,110 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 08:35:26,113 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 08:35:26,115 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 08:35:26,116 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 08:35:26,116 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl [2018-09-26 08:35:26,117 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/real-life/threadpooling_out_Reals.bpl' [2018-09-26 08:35:26,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 08:35:26,207 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 08:35:26,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 08:35:26,208 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 08:35:26,208 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 08:35:26,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,246 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,250 WARN L165 Inliner]: Program contained no entry procedure! [2018-09-26 08:35:26,251 WARN L168 Inliner]: Missing entry procedures: [ULTIMATE.start] [2018-09-26 08:35:26,251 WARN L175 Inliner]: Fallback enabled. All procedures will be processed. [2018-09-26 08:35:26,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 08:35:26,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 08:35:26,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 08:35:26,254 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 08:35:26,265 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,268 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,281 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,283 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/1) ... [2018-09-26 08:35:26,286 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 08:35:26,286 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 08:35:26,287 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 08:35:26,287 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 08:35:26,288 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (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 [2018-09-26 08:35:26,370 INFO L124 BoogieDeclarations]: Specification and implementation of procedure product given in one single declaration [2018-09-26 08:35:26,371 INFO L130 BoogieDeclarations]: Found specification of procedure product [2018-09-26 08:35:26,371 INFO L138 BoogieDeclarations]: Found implementation of procedure product [2018-09-26 08:35:27,114 INFO L343 CfgBuilder]: Using library mode [2018-09-26 08:35:27,114 INFO L202 PluginConnector]: Adding new model threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:35:27 BoogieIcfgContainer [2018-09-26 08:35:27,115 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 08:35:27,116 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 08:35:27,116 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 08:35:27,119 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 08:35:27,120 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 08:35:26" (1/2) ... [2018-09-26 08:35:27,121 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e02c4c6 and model type threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 08:35:27, skipping insertion in model container [2018-09-26 08:35:27,121 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 08:35:27" (2/2) ... [2018-09-26 08:35:27,123 INFO L112 eAbstractionObserver]: Analyzing ICFG threadpooling_out_Reals.bpl [2018-09-26 08:35:27,133 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 08:35:27,141 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 14 error locations. [2018-09-26 08:35:27,185 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 08:35:27,186 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 08:35:27,186 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 08:35:27,186 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 08:35:27,187 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 08:35:27,187 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 08:35:27,187 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 08:35:27,187 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 08:35:27,187 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 08:35:27,206 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states. [2018-09-26 08:35:27,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 08:35:27,215 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:35:27,216 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-09-26 08:35:27,218 INFO L423 AbstractCegarLoop]: === Iteration 1 === [productErr0ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:35:27,223 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:35:27,224 INFO L82 PathProgramCache]: Analyzing trace with hash -2113132074, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:35:27,247 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:35:27,771 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:35:27,771 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-26 08:35:27,775 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-26 08:35:27,781 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-26 08:35:27,781 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-09-26 08:35:27,784 INFO L87 Difference]: Start difference. First operand 64 states. Second operand 7 states. [2018-09-26 08:35:29,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:35:29,854 INFO L93 Difference]: Finished difference Result 213 states and 450 transitions. [2018-09-26 08:35:29,855 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-26 08:35:29,856 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 7 [2018-09-26 08:35:29,857 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:35:29,874 INFO L225 Difference]: With dead ends: 213 [2018-09-26 08:35:29,874 INFO L226 Difference]: Without dead ends: 201 [2018-09-26 08:35:29,878 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2018-09-26 08:35:29,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2018-09-26 08:35:29,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 95. [2018-09-26 08:35:29,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2018-09-26 08:35:29,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 199 transitions. [2018-09-26 08:35:29,939 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 199 transitions. Word has length 7 [2018-09-26 08:35:29,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:35:29,939 INFO L480 AbstractCegarLoop]: Abstraction has 95 states and 199 transitions. [2018-09-26 08:35:29,939 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-26 08:35:29,940 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 199 transitions. [2018-09-26 08:35:29,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2018-09-26 08:35:29,941 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:35:29,941 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2018-09-26 08:35:29,943 INFO L423 AbstractCegarLoop]: === Iteration 2 === [productErr0ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:35:29,944 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:35:29,944 INFO L82 PathProgramCache]: Analyzing trace with hash 1894705935, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:35:29,953 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:35:30,198 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:35:30,198 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-09-26 08:35:30,199 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-09-26 08:35:30,200 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-09-26 08:35:30,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-09-26 08:35:30,200 INFO L87 Difference]: Start difference. First operand 95 states and 199 transitions. Second operand 7 states. [2018-09-26 08:35:31,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:35:31,142 INFO L93 Difference]: Finished difference Result 234 states and 505 transitions. [2018-09-26 08:35:31,142 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-09-26 08:35:31,143 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 7 [2018-09-26 08:35:31,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:35:31,147 INFO L225 Difference]: With dead ends: 234 [2018-09-26 08:35:31,148 INFO L226 Difference]: Without dead ends: 229 [2018-09-26 08:35:31,149 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2018-09-26 08:35:31,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2018-09-26 08:35:31,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 110. [2018-09-26 08:35:31,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 110 states. [2018-09-26 08:35:31,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 110 states and 237 transitions. [2018-09-26 08:35:31,184 INFO L78 Accepts]: Start accepts. Automaton has 110 states and 237 transitions. Word has length 7 [2018-09-26 08:35:31,185 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:35:31,185 INFO L480 AbstractCegarLoop]: Abstraction has 110 states and 237 transitions. [2018-09-26 08:35:31,185 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-09-26 08:35:31,185 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 237 transitions. [2018-09-26 08:35:31,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 08:35:31,187 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:35:31,187 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 08:35:31,187 INFO L423 AbstractCegarLoop]: === Iteration 3 === [productErr0ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:35:31,187 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:35:31,188 INFO L82 PathProgramCache]: Analyzing trace with hash 672968560, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) [2018-09-26 08:35:31,201 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:35:31,414 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:35:31,414 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-26 08:35:31,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-26 08:35:31,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-26 08:35:31,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-09-26 08:35:31,415 INFO L87 Difference]: Start difference. First operand 110 states and 237 transitions. Second operand 8 states. [2018-09-26 08:35:32,000 WARN L178 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2018-09-26 08:35:34,417 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:35:34,417 INFO L93 Difference]: Finished difference Result 316 states and 696 transitions. [2018-09-26 08:35:34,417 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-09-26 08:35:34,418 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 9 [2018-09-26 08:35:34,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:35:34,421 INFO L225 Difference]: With dead ends: 316 [2018-09-26 08:35:34,421 INFO L226 Difference]: Without dead ends: 311 [2018-09-26 08:35:34,422 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 98 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2018-09-26 08:35:34,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2018-09-26 08:35:34,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 145. [2018-09-26 08:35:34,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2018-09-26 08:35:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 321 transitions. [2018-09-26 08:35:34,455 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 321 transitions. Word has length 9 [2018-09-26 08:35:34,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:35:34,455 INFO L480 AbstractCegarLoop]: Abstraction has 145 states and 321 transitions. [2018-09-26 08:35:34,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-26 08:35:34,456 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 321 transitions. [2018-09-26 08:35:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2018-09-26 08:35:34,458 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:35:34,459 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 08:35:34,459 INFO L423 AbstractCegarLoop]: === Iteration 4 === [productErr0ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:35:34,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:35:34,459 INFO L82 PathProgramCache]: Analyzing trace with hash 2061636985, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:35:34,476 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:35:34,803 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 08:35:34,803 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-09-26 08:35:34,803 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-09-26 08:35:34,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-09-26 08:35:34,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-09-26 08:35:34,804 INFO L87 Difference]: Start difference. First operand 145 states and 321 transitions. Second operand 8 states. [2018-09-26 08:35:36,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 08:35:36,339 INFO L93 Difference]: Finished difference Result 366 states and 818 transitions. [2018-09-26 08:35:36,339 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2018-09-26 08:35:36,340 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 9 [2018-09-26 08:35:36,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 08:35:36,343 INFO L225 Difference]: With dead ends: 366 [2018-09-26 08:35:36,343 INFO L226 Difference]: Without dead ends: 361 [2018-09-26 08:35:36,344 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 253 GetRequests, 229 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 99 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=127, Invalid=523, Unknown=0, NotChecked=0, Total=650 [2018-09-26 08:35:36,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 361 states. [2018-09-26 08:35:36,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 361 to 163. [2018-09-26 08:35:36,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-09-26 08:35:36,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 361 transitions. [2018-09-26 08:35:36,384 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 361 transitions. Word has length 9 [2018-09-26 08:35:36,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 08:35:36,385 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 361 transitions. [2018-09-26 08:35:36,385 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-09-26 08:35:36,385 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 361 transitions. [2018-09-26 08:35:36,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2018-09-26 08:35:36,387 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 08:35:36,387 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1] [2018-09-26 08:35:36,387 INFO L423 AbstractCegarLoop]: === Iteration 5 === [productErr0ASSERT_VIOLATIONASSERT, productErr10ASSERT_VIOLATIONASSERT, productErr12ASSERT_VIOLATIONASSERT, productErr3ASSERT_VIOLATIONASSERT, productErr2ASSERT_VIOLATIONASSERT, productErr9ASSERT_VIOLATIONASSERT, productErr4ASSERT_VIOLATIONASSERT, productErr6ASSERT_VIOLATIONASSERT, productErr7ASSERT_VIOLATIONASSERT, productErr13ASSERT_VIOLATIONASSERT, productErr8ASSERT_VIOLATIONASSERT, productErr5ASSERT_VIOLATIONASSERT, productErr1ASSERT_VIOLATIONASSERT, productErr11ASSERT_VIOLATIONASSERT]=== [2018-09-26 08:35:36,387 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 08:35:36,388 INFO L82 PathProgramCache]: Analyzing trace with hash -370364222, now seen corresponding path program 1 times No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:35:36,402 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 08:35:43,965 WARN L178 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 27 [2018-09-26 08:37:27,176 WARN L178 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 53 [2018-09-26 08:38:28,479 WARN L178 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 58 Received shutdown request... [2018-09-26 08:39:53,965 WARN L521 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in [2018-09-26 08:39:53,966 WARN L549 AbstractCegarLoop]: Verification canceled [2018-09-26 08:39:53,971 WARN L206 ceAbstractionStarter]: Timeout [2018-09-26 08:39:53,972 INFO L202 PluginConnector]: Adding new model threadpooling_out_Reals.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.09 08:39:53 BoogieIcfgContainer [2018-09-26 08:39:53,972 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-09-26 08:39:53,973 INFO L168 Benchmark]: Toolchain (without parser) took 267769.84 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -242.2 MB). Free memory was 1.5 GB in the beginning and 1.1 GB in the end (delta: 395.8 MB). Peak memory consumption was 153.6 MB. Max. memory is 7.1 GB. [2018-09-26 08:39:53,974 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:39:53,975 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.12 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:39:53,975 INFO L168 Benchmark]: Boogie Preprocessor took 31.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. [2018-09-26 08:39:53,976 INFO L168 Benchmark]: RCFGBuilder took 828.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. [2018-09-26 08:39:53,977 INFO L168 Benchmark]: TraceAbstraction took 266856.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -242.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 364.1 MB). Peak memory consumption was 121.9 MB. Max. memory is 7.1 GB. [2018-09-26 08:39:53,983 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.21 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 46.12 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * Boogie Preprocessor took 31.89 ms. Allocated memory is still 1.5 GB. Free memory is still 1.5 GB. There was no memory consumed. Max. memory is 7.1 GB. * RCFGBuilder took 828.32 ms. Allocated memory is still 1.5 GB. Free memory was 1.5 GB in the beginning and 1.4 GB in the end (delta: 31.7 MB). Peak memory consumption was 31.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 266856.11 ms. Allocated memory was 1.5 GB in the beginning and 1.3 GB in the end (delta: -242.2 MB). Free memory was 1.4 GB in the beginning and 1.1 GB in the end (delta: 364.1 MB). Peak memory consumption was 121.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 54]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 54). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 284]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 284). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 332]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 332). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 222]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 222). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 205]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 205). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 277]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 277). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 229]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 229). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 247]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 247). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 250]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 250). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 364]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 364). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 264]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 264). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 240]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 240). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 154]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 154). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - TimeoutResultAtElement [Line: 294]: Timeout (TraceAbstraction) Unable to prove that assertion always holds (line 294). Cancelled while BasicCegarLoop was analyzing trace of length 12 with TraceHistMax 2, while PredicateComparison was comparing new predicate (quantifier-free) to 152 known predicates. - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 66 locations, 14 error locations. TIMEOUT Result, 266.7s OverallTime, 5 OverallIterations, 2 TraceHistogramMax, 7.5s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 869 SDtfs, 1594 SDslu, 2219 SDs, 0 SdLazy, 2793 SolverSat, 306 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 786 GetRequests, 708 SyntacticMatches, 0 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=163occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 589 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 1.1s PdrRuntime, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_out_Reals.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-Benchmark-0-2018-09-26_08-39-53-997.csv Written .csv to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/csv/threadpooling_out_Reals.bpl_AutomizerBpl-pdr-z3.epf_AutomizerBplInline.xml/Csv-TraceAbstractionBenchmarks-0-2018-09-26_08-39-53-997.csv Completed graceful shutdown