perf collection / parallel compiler

	A	B	C	D	F	G	I	J
1	Rustc Threads	0	1	2	1 - 0	2 - 0	1 - 0	2 - 0

2	Cargo-check	41.93	42.62	37.23	0.68	-4.71	1.63%	-11.22%
3	Cargo-debug	69.51	69.26	65.23	-0.25	-4.28	-0.36%	-6.16%
4	Cargo-opt	112.24	111.98	109.01	-0.26	-3.24	-0.23%	-2.88%
5
6	ripgrep-check	12.71	13.27	11.61	0.56	-1.10	4.42%	-8.67%
7	ripgrep-debug	18.18	18.72	17.49	0.54	-0.69	2.98%	-3.77%
8	ripgrep-opt	37.76	38.46	36.80	0.70	-0.96	1.85%	-2.55%
9
10	servo-check	517.20	527.05	500.29	9.85	-16.91	1.90%	-3.27%
11	servo-debug	856.79	887.12	851.07	30.33	-5.72	3.54%	-0.67%
12	servo-opt	866.00	862.61	843.80	-3.39	-22.20	-0.39%	-2.56%
13
14	cranelift-check	26.15	27.16	23.47	1.01	-2.68	3.87%	-10.26%
15	cranelift-debug	38.60	39.86	36.45	1.25	-2.15	3.25%	-5.58%
16	cranelift-opt	91.68	92.33	90.12	0.66	-1.56	0.72%	-1.70%
17
18	wasm-bindgen-check	12.94	13.53	11.40	0.59	-1.54	4.52%	-11.92%
19	wasm-bindgen-debug	13.09	13.56	11.46	0.47	-1.63	3.58%	-12.48%
20	wasm-bindgen-opt	25.26	25.87	23.78	0.61	-1.48	2.43%	-5.86%
21
22	wasmtime-check	40.22	41.73	36.58	1.51	-3.64	3.76%	-9.06%
23	wasmtime-debug	50.75	52.13	46.31	1.39	-4.43	2.74%	-8.73%
24	wasmtime-opt	83.73	84.51	79.26	0.78	-4.47	0.93%	-5.34%
25
26	rustc-opt	438.81	432.23	389.37	-6.59	-49.44	-1.50%	-11.27%
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