channels:
X : .e(init:0) 1x1of2 off
Y : .e(init:1) 1x1of4 off
Z : .a(init:0) 1x1of3 off
no values given: will reset to neutral 
Warning: channel acknowledge `Y.e' has no fanin!
Warning: no values given, channel will remain neutral.
channels:
X : .e(init:0) 1x1of2 off
Y : .e(init:1) 1x1of4 source, timing: global
Z : .a(init:0) 1x1of3 off
this time, no sink 
resetting all channels... 
	10	Y.d[0] : 0
	10	Y.d[1] : 0
	10	Y.d[2] : 0
	10	Y.d[3] : 0
releasing all channels... 
	10	Y.d[0] : X
	10	Y.d[1] : X
	10	Y.d[2] : X
	10	Y.d[3] : X
all values went to X because Y.e is X 
Y : .e(init:1) 1x1of4 source,watch, timing: global
	count: 0, unknowns: 4
setting Y.e -> 0, resets data rails 
	10	Y.e : 0
	20	Y.d[0] : 0	[by Y.e:=0]
	20	Y.d[1] : 0	[by Y.e:=0]
	20	Y.d[2] : 0	[by Y.e:=0]
	20	Y.d[3] : 0	[by Y.e:=0]
Y : .e(init:1) 1x1of4 source,watch, timing: global
	count: 0, unknowns: 0
setting Y.e -> X 
	20	Y.e : X
	20	Y.d[0] : X	[by Y.e:=X]
	20	Y.d[1] : X	[by Y.e:=X]
	20	Y.d[2] : X	[by Y.e:=X]
	20	Y.d[3] : X	[by Y.e:=X]
Y : .e(init:1) 1x1of4 source,watch, timing: global
	count: 0, unknowns: 4
setting Y.e -> 1, also causes data rails to reset 
	20	Y.e : 1
	30	Y.d[0] : 0	[by Y.e:=1]
	30	Y.d[1] : 0	[by Y.e:=1]
	30	Y.d[2] : 0	[by Y.e:=1]
	30	Y.d[3] : 0	[by Y.e:=1]
Y : .e(init:1) 1x1of4 watch
	count: 0, unknowns: 0
setting Y.e -> X 
	30	Y.e : X
