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-smtinterpol.epf -i ../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:30:43,408 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:30:43,411 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:30:43,429 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:30:43,429 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:30:43,432 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:30:43,433 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:30:43,435 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:30:43,437 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:30:43,439 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:30:43,440 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:30:43,440 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:30:43,442 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:30:43,443 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:30:43,446 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:30:43,452 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:30:43,453 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:30:43,458 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:30:43,460 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:30:43,464 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:30:43,466 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:30:43,468 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:30:43,472 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:30:43,473 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:30:43,473 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:30:43,474 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:30:43,475 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:30:43,476 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:30:43,477 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:30:43,480 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:30:43,480 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:30:43,481 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:30:43,482 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:30:43,482 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:30:43,483 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:30:43,483 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:30:43,485 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr-smtinterpol.epf [2018-09-26 09:30:43,503 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:30:43,504 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:30:43,505 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:30:43,505 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:30:43,506 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:30:43,506 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:30:43,506 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:30:43,506 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:30:43,577 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:30:43,592 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:30:43,598 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:30:43,600 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:30:43,600 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:30:43,601 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 09:30:43,601 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-26 09:30:43,656 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:30:43,659 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:30:43,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:30:43,660 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:30:43,660 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:30:43,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,697 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:30:43,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:30:43,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:30:43,699 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:30:43,709 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,710 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,713 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,714 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,715 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:30:43,717 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:30:43,717 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:30:43,717 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:30:43,718 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/1) ... [2018-09-26 09:30:43,794 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 09:30:43,794 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:30:43,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:30:43,940 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:30:43,941 INFO L202 PluginConnector]: Adding new model count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:30:43 BoogieIcfgContainer [2018-09-26 09:30:43,941 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:30:43,943 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:30:43,943 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:30:43,947 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:30:43,947 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:30:43" (1/2) ... [2018-09-26 09:30:43,948 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c1506fb and model type count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:30:43, skipping insertion in model container [2018-09-26 09:30:43,949 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:30:43" (2/2) ... [2018-09-26 09:30:43,952 INFO L112 eAbstractionObserver]: Analyzing ICFG count_by_2.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 09:30:43,963 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:30:43,972 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:30:44,028 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:30:44,030 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:30:44,030 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:30:44,030 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:30:44,031 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:30:44,031 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:30:44,031 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:30:44,033 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:30:44,033 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:30:44,054 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 09:30:44,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:30:44,066 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:30:44,067 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:30:44,069 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:30:44,080 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:30:44,081 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, now seen corresponding path program 1 times [2018-09-26 09:30:44,089 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:30:44,186 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:30:44,187 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:30:44,191 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:30:44,197 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:30:44,198 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:30:44,200 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-09-26 09:30:44,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:30:44,222 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 09:30:44,223 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:30:44,224 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-09-26 09:30:44,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:30:44,235 INFO L225 Difference]: With dead ends: 8 [2018-09-26 09:30:44,236 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:30:44,239 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:30:44,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:30:44,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:30:44,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:30:44,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:30:44,278 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:30:44,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:30:44,279 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:30:44,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:30:44,279 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:30:44,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:30:44,280 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:30:44,280 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:30:44,281 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:30:44,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:30:44,281 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, now seen corresponding path program 1 times [2018-09-26 09:30:44,281 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:31:05,608 WARN L178 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 295 [2018-09-26 09:31:22,118 WARN L178 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2018-09-26 09:31:27,567 WARN L178 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 407 [2018-09-26 09:31:29,586 WARN L178 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 414 [2018-09-26 09:31:31,598 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 421 [2018-09-26 09:31:33,729 WARN L178 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-09-26 09:31:35,907 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 435 [2018-09-26 09:31:38,223 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 442 [2018-09-26 09:31:40,614 WARN L178 SmtUtils]: Spent 127.00 ms on a formula simplification that was a NOOP. DAG size: 449 [2018-09-26 09:31:43,150 WARN L178 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 456 [2018-09-26 09:31:45,830 WARN L178 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 463 [2018-09-26 09:31:48,655 WARN L178 SmtUtils]: Spent 140.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2018-09-26 09:31:51,571 WARN L178 SmtUtils]: Spent 147.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-09-26 09:31:54,544 WARN L178 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 484 [2018-09-26 09:31:57,785 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 491 [2018-09-26 09:32:01,070 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 498 [2018-09-26 09:32:04,462 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 505 [2018-09-26 09:32:07,966 WARN L178 SmtUtils]: Spent 163.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-09-26 09:32:11,677 WARN L178 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 519 [2018-09-26 09:32:15,476 WARN L178 SmtUtils]: Spent 195.00 ms on a formula simplification that was a NOOP. DAG size: 526 [2018-09-26 09:32:19,415 WARN L178 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 533 [2018-09-26 09:32:23,460 WARN L178 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 540 [2018-09-26 09:32:27,675 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 547 [2018-09-26 09:32:32,023 WARN L178 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2018-09-26 09:32:36,524 WARN L178 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 561 [2018-09-26 09:32:41,193 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 568 [2018-09-26 09:32:46,047 WARN L178 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 575 [2018-09-26 09:32:51,079 WARN L178 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 582 [2018-09-26 09:32:56,283 WARN L178 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 589 [2018-09-26 09:33:01,709 WARN L178 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-09-26 09:33:07,247 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 603 [2018-09-26 09:33:12,961 WARN L178 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 610 [2018-09-26 09:33:18,902 WARN L178 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 617 [2018-09-26 09:33:25,011 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 624 [2018-09-26 09:33:31,317 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2018-09-26 09:33:37,816 WARN L178 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 638 [2018-09-26 09:33:44,590 WARN L178 SmtUtils]: Spent 283.00 ms on a formula simplification that was a NOOP. DAG size: 645 [2018-09-26 09:33:51,503 WARN L178 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 652 [2018-09-26 09:33:58,633 WARN L178 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 659 [2018-09-26 09:34:05,994 WARN L178 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 666 [2018-09-26 09:34:13,599 WARN L178 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 673 [2018-09-26 09:34:21,457 WARN L178 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 680 [2018-09-26 09:34:29,548 WARN L178 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 687 [2018-09-26 09:34:37,862 WARN L178 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 694 [2018-09-26 09:34:46,359 WARN L178 SmtUtils]: Spent 345.00 ms on a formula simplification that was a NOOP. DAG size: 701 [2018-09-26 09:34:55,057 WARN L178 SmtUtils]: Spent 346.00 ms on a formula simplification that was a NOOP. DAG size: 708 [2018-09-26 09:35:04,044 WARN L178 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 715 [2018-09-26 09:35:13,319 WARN L178 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 722 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown