java -Xmx8000000000 -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml --generate-csv --csv-dir csv -s ../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf -i ../../../trunk/examples/programs/20170304-DifficultPathPrograms/jm2006_variant.c.i_3.bpl -------------------------------------------------------------------------------- This is Ultimate 0.1.23-e6fd87c [2018-07-25 09:20:36,089 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-07-25 09:20:36,092 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-07-25 09:20:36,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-07-25 09:20:36,111 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-07-25 09:20:36,112 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-07-25 09:20:36,114 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-07-25 09:20:36,117 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-07-25 09:20:36,119 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-07-25 09:20:36,120 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-07-25 09:20:36,122 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-07-25 09:20:36,122 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-07-25 09:20:36,123 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-07-25 09:20:36,124 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-07-25 09:20:36,125 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-07-25 09:20:36,126 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-07-25 09:20:36,136 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-07-25 09:20:36,138 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-07-25 09:20:36,140 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-07-25 09:20:36,141 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-07-25 09:20:36,142 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-07-25 09:20:36,144 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-07-25 09:20:36,146 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-07-25 09:20:36,146 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-07-25 09:20:36,146 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-07-25 09:20:36,147 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-07-25 09:20:36,148 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-07-25 09:20:36,148 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-07-25 09:20:36,149 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-07-25 09:20:36,150 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-07-25 09:20:36,150 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-07-25 09:20:36,151 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-07-25 09:20:36,151 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-07-25 09:20:36,151 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-07-25 09:20:36,152 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-07-25 09:20:36,153 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-07-25 09:20:36,153 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/Pdr/AutomizerBpl-pdr.epf [2018-07-25 09:20:36,161 INFO L110 SettingsManager]: Loading preferences was successful [2018-07-25 09:20:36,161 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-07-25 09:20:36,162 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-07-25 09:20:36,162 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=PDR [2018-07-25 09:20:36,163 INFO L133 SettingsManager]: * Use separate solver for trace checks=false [2018-07-25 09:20:36,163 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-07-25 09:20:36,207 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-07-25 09:20:36,224 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-07-25 09:20:36,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-07-25 09:20:36,232 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2018-07-25 09:20:36,232 INFO L276 PluginConnector]: Boogie PL CUP Parser initialized [2018-07-25 09:20:36,233 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jm2006_variant.c.i_3.bpl [2018-07-25 09:20:36,233 INFO L111 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/programs/20170304-DifficultPathPrograms/jm2006_variant.c.i_3.bpl' [2018-07-25 09:20:36,290 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-07-25 09:20:36,292 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2018-07-25 09:20:36,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-07-25 09:20:36,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-07-25 09:20:36,293 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-07-25 09:20:36,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,329 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,336 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-07-25 09:20:36,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-07-25 09:20:36,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-07-25 09:20:36,338 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-07-25 09:20:36,350 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,350 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,356 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,360 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/1) ... [2018-07-25 09:20:36,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-07-25 09:20:36,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-07-25 09:20:36,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-07-25 09:20:36,364 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-07-25 09:20:36,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (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 [2018-07-25 09:20:36,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-07-25 09:20:36,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-07-25 09:20:36,682 INFO L273 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-07-25 09:20:36,683 INFO L202 PluginConnector]: Adding new model jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:20:36 BoogieIcfgContainer [2018-07-25 09:20:36,683 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-07-25 09:20:36,684 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-07-25 09:20:36,684 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-07-25 09:20:36,688 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-07-25 09:20:36,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 25.07 09:20:36" (1/2) ... [2018-07-25 09:20:36,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11c365ca and model type jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.07 09:20:36, skipping insertion in model container [2018-07-25 09:20:36,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "jm2006_variant.c.i_3.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.07 09:20:36" (2/2) ... [2018-07-25 09:20:36,692 INFO L112 eAbstractionObserver]: Analyzing ICFG jm2006_variant.c.i_3.bpl [2018-07-25 09:20:36,702 INFO L133 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:PDR Determinization: PREDICATE_ABSTRACTION [2018-07-25 09:20:36,711 INFO L145 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-07-25 09:20:36,761 INFO L128 ementStrategyFactory]: Using default assertion order modulation [2018-07-25 09:20:36,762 INFO L374 AbstractCegarLoop]: Interprodecural is true [2018-07-25 09:20:36,762 INFO L375 AbstractCegarLoop]: Hoare is true [2018-07-25 09:20:36,762 INFO L376 AbstractCegarLoop]: Compute interpolants for PDR [2018-07-25 09:20:36,762 INFO L377 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-07-25 09:20:36,762 INFO L378 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-07-25 09:20:36,763 INFO L379 AbstractCegarLoop]: Difference is false [2018-07-25 09:20:36,763 INFO L380 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-07-25 09:20:36,763 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-07-25 09:20:36,777 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states. [2018-07-25 09:20:36,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2018-07-25 09:20:36,785 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:20:36,786 INFO L354 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2018-07-25 09:20:36,787 INFO L415 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:20:36,791 INFO L82 PathProgramCache]: Analyzing trace with hash 925639, now seen corresponding path program 1 times [2018-07-25 09:20:36,797 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:20:36,978 WARN L169 SmtUtils]: Spent 106.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2018-07-25 09:20:37,124 INFO L309 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-07-25 09:20:37,125 INFO L324 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-07-25 09:20:37,129 INFO L451 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-07-25 09:20:37,134 INFO L132 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-07-25 09:20:37,135 INFO L133 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:20:37,137 INFO L87 Difference]: Start difference. First operand 6 states. Second operand 3 states. [2018-07-25 09:20:37,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-07-25 09:20:37,166 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2018-07-25 09:20:37,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-07-25 09:20:37,168 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2018-07-25 09:20:37,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-07-25 09:20:37,179 INFO L225 Difference]: With dead ends: 10 [2018-07-25 09:20:37,179 INFO L226 Difference]: Without dead ends: 7 [2018-07-25 09:20:37,183 INFO L574 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-07-25 09:20:37,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2018-07-25 09:20:37,214 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2018-07-25 09:20:37,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2018-07-25 09:20:37,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2018-07-25 09:20:37,218 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 7 transitions. Word has length 4 [2018-07-25 09:20:37,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-07-25 09:20:37,219 INFO L472 AbstractCegarLoop]: Abstraction has 7 states and 7 transitions. [2018-07-25 09:20:37,219 INFO L473 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-07-25 09:20:37,219 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2018-07-25 09:20:37,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2018-07-25 09:20:37,220 INFO L346 BasicCegarLoop]: Found error trace [2018-07-25 09:20:37,220 INFO L354 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1] [2018-07-25 09:20:37,220 INFO L415 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2018-07-25 09:20:37,221 INFO L82 PathProgramCache]: Analyzing trace with hash 889591169, now seen corresponding path program 1 times [2018-07-25 09:20:37,221 INFO L69 tionRefinementEngine]: Using refinement strategy FixedRefinementStrategy [2018-07-25 09:20:37,859 WARN L169 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-07-25 09:20:39,169 WARN L169 SmtUtils]: Spent 368.00 ms on a formula simplification that was a NOOP. DAG size: 59 [2018-07-25 09:20:40,453 WARN L169 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 92 [2018-07-25 09:20:41,591 WARN L169 SmtUtils]: Spent 131.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2018-07-25 09:20:42,768 WARN L169 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2018-07-25 09:20:43,345 WARN L169 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 147 [2018-07-25 09:20:44,164 WARN L169 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 158 [2018-07-25 09:20:44,846 WARN L169 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2018-07-25 09:20:45,771 WARN L169 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2018-07-25 09:20:46,673 WARN L169 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2018-07-25 09:20:47,642 WARN L169 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2018-07-25 09:20:49,083 WARN L169 SmtUtils]: Spent 169.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2018-07-25 09:20:50,320 WARN L169 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 224 [2018-07-25 09:20:51,634 WARN L169 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2018-07-25 09:20:53,209 WARN L169 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 246 [2018-07-25 09:20:54,823 WARN L169 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 257 [2018-07-25 09:20:56,643 WARN L169 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 268 [2018-07-25 09:20:58,631 WARN L169 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 279 [2018-07-25 09:21:00,803 WARN L169 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 290 [2018-07-25 09:21:03,180 WARN L169 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 301 [2018-07-25 09:21:05,665 WARN L169 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 312 [2018-07-25 09:21:08,351 WARN L169 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 323 [2018-07-25 09:21:11,402 WARN L169 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 334 [2018-07-25 09:21:15,152 WARN L169 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 345 [2018-07-25 09:21:18,104 WARN L169 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 18 [2018-07-25 09:21:19,726 WARN L169 SmtUtils]: Spent 785.00 ms on a formula simplification that was a NOOP. DAG size: 356 [2018-07-25 09:21:23,694 WARN L169 SmtUtils]: Spent 515.00 ms on a formula simplification that was a NOOP. DAG size: 367 [2018-07-25 09:21:27,959 WARN L169 SmtUtils]: Spent 422.00 ms on a formula simplification that was a NOOP. DAG size: 378 [2018-07-25 09:21:32,407 WARN L169 SmtUtils]: Spent 397.00 ms on a formula simplification that was a NOOP. DAG size: 389 [2018-07-25 09:21:37,219 WARN L169 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 400 [2018-07-25 09:21:42,515 WARN L169 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 411 [2018-07-25 09:21:48,019 WARN L169 SmtUtils]: Spent 445.00 ms on a formula simplification that was a NOOP. DAG size: 422 [2018-07-25 09:21:53,796 WARN L169 SmtUtils]: Spent 464.00 ms on a formula simplification that was a NOOP. DAG size: 433 [2018-07-25 09:21:59,964 WARN L169 SmtUtils]: Spent 465.00 ms on a formula simplification that was a NOOP. DAG size: 444 [2018-07-25 09:22:06,611 WARN L169 SmtUtils]: Spent 474.00 ms on a formula simplification that was a NOOP. DAG size: 455 [2018-07-25 09:22:13,951 WARN L169 SmtUtils]: Spent 495.00 ms on a formula simplification that was a NOOP. DAG size: 466 [2018-07-25 09:22:21,462 WARN L169 SmtUtils]: Spent 517.00 ms on a formula simplification that was a NOOP. DAG size: 477 [2018-07-25 09:22:29,337 WARN L169 SmtUtils]: Spent 531.00 ms on a formula simplification that was a NOOP. DAG size: 488 [2018-07-25 09:22:37,560 WARN L169 SmtUtils]: Spent 560.00 ms on a formula simplification that was a NOOP. DAG size: 499 [2018-07-25 09:22:46,381 WARN L169 SmtUtils]: Spent 564.00 ms on a formula simplification that was a NOOP. DAG size: 510 [2018-07-25 09:22:56,111 WARN L169 SmtUtils]: Spent 588.00 ms on a formula simplification that was a NOOP. DAG size: 521 [2018-07-25 09:23:06,099 WARN L169 SmtUtils]: Spent 615.00 ms on a formula simplification that was a NOOP. DAG size: 532 [2018-07-25 09:23:16,541 WARN L169 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 543 [2018-07-25 09:23:27,634 WARN L169 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 554 [2018-07-25 09:23:39,478 WARN L169 SmtUtils]: Spent 700.00 ms on a formula simplification that was a NOOP. DAG size: 565 [2018-07-25 09:23:51,941 WARN L169 SmtUtils]: Spent 672.00 ms on a formula simplification that was a NOOP. DAG size: 576 [2018-07-25 09:24:04,678 WARN L169 SmtUtils]: Spent 728.00 ms on a formula simplification that was a NOOP. DAG size: 587 [2018-07-25 09:24:18,430 WARN L169 SmtUtils]: Spent 768.00 ms on a formula simplification that was a NOOP. DAG size: 598 [2018-07-25 09:24:32,319 WARN L169 SmtUtils]: Spent 727.00 ms on a formula simplification that was a NOOP. DAG size: 609 [2018-07-25 09:24:47,072 WARN L169 SmtUtils]: Spent 762.00 ms on a formula simplification that was a NOOP. DAG size: 620 [2018-07-25 09:25:02,323 WARN L169 SmtUtils]: Spent 787.00 ms on a formula simplification that was a NOOP. DAG size: 631 [2018-07-25 09:25:18,277 WARN L169 SmtUtils]: Spent 799.00 ms on a formula simplification that was a NOOP. DAG size: 642 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown