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/jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-ff8eab6 [2018-09-26 09:31:01,408 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-09-26 09:31:01,410 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-09-26 09:31:01,422 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-09-26 09:31:01,422 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-09-26 09:31:01,424 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-09-26 09:31:01,425 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-09-26 09:31:01,427 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-09-26 09:31:01,429 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-09-26 09:31:01,431 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-09-26 09:31:01,432 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-09-26 09:31:01,432 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-09-26 09:31:01,433 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-09-26 09:31:01,440 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-09-26 09:31:01,441 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-09-26 09:31:01,444 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-09-26 09:31:01,445 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-09-26 09:31:01,446 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-09-26 09:31:01,448 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-09-26 09:31:01,450 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-09-26 09:31:01,451 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-09-26 09:31:01,452 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-09-26 09:31:01,454 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-09-26 09:31:01,454 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-09-26 09:31:01,454 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-09-26 09:31:01,455 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-09-26 09:31:01,456 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-09-26 09:31:01,457 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-09-26 09:31:01,458 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-09-26 09:31:01,459 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-09-26 09:31:01,459 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-09-26 09:31:01,459 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-09-26 09:31:01,460 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-09-26 09:31:01,460 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-09-26 09:31:01,461 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-09-26 09:31:01,461 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-09-26 09:31:01,462 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 09:31:01,473 INFO L110 SettingsManager]: Loading preferences was successful [2018-09-26 09:31:01,474 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-09-26 09:31:01,475 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-09-26 09:31:01,475 INFO L133 SettingsManager]: * SMT solver=Internal_SMTInterpol [2018-09-26 09:31:01,475 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-09-26 09:31:01,475 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-09-26 09:31:01,476 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-09-26 09:31:01,476 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-09-26 09:31:01,528 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-09-26 09:31:01,540 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-09-26 09:31:01,544 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-09-26 09:31:01,546 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-09-26 09:31:01,546 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-09-26 09:31:01,547 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 09:31:01,547 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170319-ConjunctivePathPrograms/jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl' [2018-09-26 09:31:01,600 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-09-26 09:31:01,604 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-09-26 09:31:01,605 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-09-26 09:31:01,605 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-09-26 09:31:01,605 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-09-26 09:31:01,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,639 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,647 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-09-26 09:31:01,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-09-26 09:31:01,648 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-09-26 09:31:01,648 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-09-26 09:31:01,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,661 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,661 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,666 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,672 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,673 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-09-26 09:31:01,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-09-26 09:31:01,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-09-26 09:31:01,674 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-09-26 09:31:01,675 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/1) ... [2018-09-26 09:31:01,768 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2018-09-26 09:31:01,769 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-09-26 09:31:01,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-09-26 09:31:01,959 INFO L346 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-09-26 09:31:01,960 INFO L202 PluginConnector]: Adding new model jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:31:01 BoogieIcfgContainer [2018-09-26 09:31:01,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-09-26 09:31:01,963 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-09-26 09:31:01,963 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-09-26 09:31:01,967 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-09-26 09:31:01,968 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 26.09 09:31:01" (1/2) ... [2018-09-26 09:31:01,969 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d2bd355 and model type jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.09 09:31:01, skipping insertion in model container [2018-09-26 09:31:01,969 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.09 09:31:01" (2/2) ... [2018-09-26 09:31:01,973 INFO L112 eAbstractionObserver]: Analyzing ICFG jm2006_variant.c.i_3.bplTransformedIcfg_BEv2_3.bpl [2018-09-26 09:31:01,984 INFO L137 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-09-26 09:31:01,996 INFO L149 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-09-26 09:31:02,051 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-09-26 09:31:02,052 INFO L381 AbstractCegarLoop]: Interprodecural is true [2018-09-26 09:31:02,052 INFO L382 AbstractCegarLoop]: Hoare is true [2018-09-26 09:31:02,052 INFO L383 AbstractCegarLoop]: Compute interpolants for PDR [2018-09-26 09:31:02,052 INFO L384 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-09-26 09:31:02,053 INFO L385 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-09-26 09:31:02,053 INFO L386 AbstractCegarLoop]: Difference is false [2018-09-26 09:31:02,053 INFO L387 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-09-26 09:31:02,053 INFO L392 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-09-26 09:31:02,074 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states. [2018-09-26 09:31:02,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2018-09-26 09:31:02,085 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:31:02,086 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1] [2018-09-26 09:31:02,087 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:31:02,100 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:31:02,101 INFO L82 PathProgramCache]: Analyzing trace with hash 30017, now seen corresponding path program 1 times [2018-09-26 09:31:02,108 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:31:02,243 INFO L313 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-09-26 09:31:02,243 INFO L328 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-09-26 09:31:02,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-09-26 09:31:02,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-09-26 09:31:02,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-09-26 09:31:02,258 INFO L87 Difference]: Start difference. First operand 5 states. Second operand 3 states. [2018-09-26 09:31:02,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-09-26 09:31:02,285 INFO L93 Difference]: Finished difference Result 8 states and 9 transitions. [2018-09-26 09:31:02,286 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-09-26 09:31:02,288 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2018-09-26 09:31:02,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-09-26 09:31:02,299 INFO L225 Difference]: With dead ends: 8 [2018-09-26 09:31:02,299 INFO L226 Difference]: Without dead ends: 5 [2018-09-26 09:31:02,303 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 09:31:02,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5 states. [2018-09-26 09:31:02,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5 to 5. [2018-09-26 09:31:02,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2018-09-26 09:31:02,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 5 transitions. [2018-09-26 09:31:02,338 INFO L78 Accepts]: Start accepts. Automaton has 5 states and 5 transitions. Word has length 3 [2018-09-26 09:31:02,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-09-26 09:31:02,339 INFO L480 AbstractCegarLoop]: Abstraction has 5 states and 5 transitions. [2018-09-26 09:31:02,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-09-26 09:31:02,339 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 5 transitions. [2018-09-26 09:31:02,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-09-26 09:31:02,340 INFO L367 BasicCegarLoop]: Found error trace [2018-09-26 09:31:02,340 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-09-26 09:31:02,341 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-09-26 09:31:02,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-09-26 09:31:02,341 INFO L82 PathProgramCache]: Analyzing trace with hash 928552, now seen corresponding path program 1 times [2018-09-26 09:31:02,341 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-09-26 09:31:31,072 WARN L178 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 308 [2018-09-26 09:31:36,753 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 332 [2018-09-26 09:31:47,283 WARN L178 SmtUtils]: Spent 108.00 ms on a formula simplification that was a NOOP. DAG size: 368 [2018-09-26 09:31:49,282 WARN L178 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 374 [2018-09-26 09:31:51,331 WARN L178 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 380 [2018-09-26 09:31:53,518 WARN L178 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 386 [2018-09-26 09:31:55,829 WARN L178 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 392 [2018-09-26 09:31:58,237 WARN L178 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 398 [2018-09-26 09:32:00,705 WARN L178 SmtUtils]: Spent 115.00 ms on a formula simplification that was a NOOP. DAG size: 404 [2018-09-26 09:32:03,428 WARN L178 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 410 [2018-09-26 09:32:06,244 WARN L178 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 416 [2018-09-26 09:32:09,096 WARN L178 SmtUtils]: Spent 128.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-09-26 09:32:12,096 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 428 [2018-09-26 09:32:15,459 WARN L178 SmtUtils]: Spent 155.00 ms on a formula simplification that was a NOOP. DAG size: 434 [2018-09-26 09:32:18,962 WARN L178 SmtUtils]: Spent 137.00 ms on a formula simplification that was a NOOP. DAG size: 440 [2018-09-26 09:32:22,570 WARN L178 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 446 [2018-09-26 09:32:26,047 WARN L178 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 452 [2018-09-26 09:32:29,725 WARN L178 SmtUtils]: Spent 152.00 ms on a formula simplification that was a NOOP. DAG size: 458 [2018-09-26 09:32:33,494 WARN L178 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 464 [2018-09-26 09:32:37,415 WARN L178 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 470 [2018-09-26 09:32:41,699 WARN L178 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 476 [2018-09-26 09:32:45,760 WARN L178 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 482 [2018-09-26 09:32:49,973 WARN L178 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-09-26 09:32:54,328 WARN L178 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 494 [2018-09-26 09:32:58,795 WARN L178 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 500 [2018-09-26 09:33:03,463 WARN L178 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 506 [2018-09-26 09:33:08,300 WARN L178 SmtUtils]: Spent 198.00 ms on a formula simplification that was a NOOP. DAG size: 512 [2018-09-26 09:33:13,254 WARN L178 SmtUtils]: Spent 193.00 ms on a formula simplification that was a NOOP. DAG size: 518 [2018-09-26 09:33:18,422 WARN L178 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 524 [2018-09-26 09:33:23,674 WARN L178 SmtUtils]: Spent 204.00 ms on a formula simplification that was a NOOP. DAG size: 530 [2018-09-26 09:33:29,269 WARN L178 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 536 [2018-09-26 09:33:34,926 WARN L178 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 542 [2018-09-26 09:33:40,778 WARN L178 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 548 [2018-09-26 09:33:46,751 WARN L178 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2018-09-26 09:33:52,952 WARN L178 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 560 [2018-09-26 09:33:59,466 WARN L178 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 566 [2018-09-26 09:34:05,909 WARN L178 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 572 [2018-09-26 09:34:12,643 WARN L178 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 578 [2018-09-26 09:34:19,608 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 584 [2018-09-26 09:34:26,959 WARN L178 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 590 [2018-09-26 09:34:34,536 WARN L178 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 596 [2018-09-26 09:34:42,290 WARN L178 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 602 [2018-09-26 09:34:50,283 WARN L178 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 608 [2018-09-26 09:34:58,426 WARN L178 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 614 [2018-09-26 09:35:06,884 WARN L178 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-09-26 09:35:15,482 WARN L178 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 626 [2018-09-26 09:35:24,292 WARN L178 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 632 [2018-09-26 09:35:33,416 WARN L178 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 638 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown