<X7,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L6.nextChain(StageChain<X7,R> x7) | 
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<X7> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L6.nextStage(CompletionStage<X7> x7) | 
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<X1,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x1Chain(StageChain<X1,R> x1) | 
 Replaces the first variable with the given value. 
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<X1> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x1Stage(CompletionStage<X1> x1) | 
 Replaces the first variable with the given value. 
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<X2,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x2Chain(StageChain<X2,R> x2) | 
 Replaces the second variable with the given value. 
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<X2> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x2Stage(CompletionStage<X2> x2) | 
 Replaces the second variable with the given value. 
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<X3,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x3Chain(StageChain<X3,R> x3) | 
 Replaces the third variable with the given value. 
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<X3> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x3Stage(CompletionStage<X3> x3) | 
 Replaces the third variable with the given value. 
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<X4,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x4Chain(StageChain<X4,R> x4) | 
 Replaces the fourth variable with the given value. 
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<X4> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x4Stage(CompletionStage<X4> x4) | 
 Replaces the fourth variable with the given value. 
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<X5,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x5Chain(StageChain<X5,R> x5) | 
 Replaces the fifth variable with the given value. 
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<X5> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x5Stage(CompletionStage<X5> x5) | 
 Replaces the fifth variable with the given value. 
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<X6,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x6Chain(StageChain<X6,R> x6) | 
 Replaces the sixth variable with the given value. 
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<X6> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x6Stage(CompletionStage<X6> x6) | 
 Replaces the sixth variable with the given value. 
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<X7,R> StageChain<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>,R> | 
LocalVariables.L7.x7Chain(StageChain<X7,R> x7) | 
 Replaces the seventh variable with the given value. 
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<X7> CompletionStage<LocalVariables.L7<X1,X2,X3,X4,X5,X6,X7>> | 
LocalVariables.L7.x7Stage(CompletionStage<X7> x7) | 
 Replaces the seventh variable with the given value. 
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