Cargo Build Timings

Targets:bson 2.1.0 (lib)
Profile:release
Fresh units:0
Dirty units:51
Total units:51
Max concurrency:1 (jobs=1 ncpu=48)
Build start:2022-02-07T17:07:31Z
Total time:67.5s (1m 7.5s)
rustc:rustc 1.60.0-nightly (21b4a9cfd 2022-01-27)
Host: x86_64-unknown-linux-gnu
Target: x86_64-unknown-linux-gnu
Max (global) rustc threads concurrency:0
Unit Total Codegen Features
1. bson v2.1.0 18.4s 16.0s (87%) default
2. syn v1.0.86 7.2s 3.9s (55%) clone-impls, default, derive, full, parsing, printing, proc-macro, quote, visit
3. serde_derive v1.0.136 6.4s default
4. serde_json v1.0.78 4.7s 3.8s (79%) default, indexmap, preserve_order, std
5. serde v1.0.136 4.2s 0.5s (11%) default, derive, serde_derive, std
6. chrono v0.4.19 3.9s 2.9s (73%) clock, libc, serde, std, winapi
7. rand v0.8.4 1.4s 0.6s (42%) alloc, default, getrandom, libc, rand_chacha, rand_hc, std, std_rng
8. rand_chacha v0.3.1 1.3s 1.0s (74%) std
9. num-traits v0.2.14 1.1s 0.2s (20%) default, std
10. proc-macro2 v1.0.36 1.1s 0.6s (51%) default, proc-macro
11. libc v0.2.116 1.0s 0.2s (21%) default, std
12. num-integer v0.1.44 0.9s 0.4s (47%)
13. uuid v0.8.2 0.9s 0.5s (59%) default, getrandom, serde, std, v4
14. autocfg v1.0.1 0.7s 0.4s (62%)
15. base64 v0.13.0 0.7s 0.4s (57%) default, std
16. hashbrown v0.11.2 0.6s 0.0s (8%) raw
17. indexmap v1.8.0 build script (run) 0.6s
18. indexmap v1.8.0 0.6s 0.1s (16%)
19. proc-macro2 v1.0.36 build script 0.6s default, proc-macro
20. ppv-lite86 v0.2.16 0.5s 0.0s (4%) simd, std
21. libc v0.2.116 build script 0.5s default, std
22. version_check v0.9.4 0.5s 0.3s (56%)
23. num-traits v0.2.14 build script (run) 0.5s default, std
24. syn v1.0.86 build script 0.5s clone-impls, default, derive, full, parsing, printing, proc-macro, quote, visit
25. quote v1.0.15 0.5s 0.2s (48%) default, proc-macro
26. ryu v1.0.9 0.5s 0.3s (56%)
27. serde_derive v1.0.136 build script 0.5s default
28. serde_bytes v0.11.5 0.5s 0.2s (54%) default, std
29. hex v0.4.3 0.4s 0.1s (16%) alloc, default, std
30. ahash v0.7.6 0.4s 0.1s (30%) default, std
31. serde v1.0.136 build script 0.4s default, derive, serde_derive, std
32. getrandom v0.2.4 0.4s 0.2s (56%) std
33. serde_json v1.0.78 build script 0.4s default, indexmap, preserve_order, std
34. rand_core v0.6.3 0.4s 0.2s (45%) alloc, getrandom, std
35. ahash v0.7.6 build script 0.4s default, std
36. num-integer v0.1.44 build script (run) 0.4s
37. num-traits v0.2.14 build script 0.3s default, std
38. indexmap v1.8.0 build script 0.3s
39. num-integer v0.1.44 build script 0.3s
40. once_cell v1.9.0 0.2s 0.0s (13%) alloc, race
41. itoa v1.0.1 0.2s 0.0s (6%)
42. unicode-xid v0.2.2 0.2s 0.0s (16%) default
43. lazy_static v1.4.0 0.1s 0.0s (9%)
44. serde v1.0.136 build script (run) 0.1s default, derive, serde_derive, std
45. ahash v0.7.6 build script (run) 0.1s default, std
46. cfg-if v1.0.0 0.1s 0.0s (9%)
47. serde_json v1.0.78 build script (run) 0.1s default, indexmap, preserve_order, std
48. serde_derive v1.0.136 build script (run) 0.1s default
49. syn v1.0.86 build script (run) 0.1s clone-impls, default, derive, full, parsing, printing, proc-macro, quote, visit
50. libc v0.2.116 build script (run) 0.1s default, std
51. proc-macro2 v1.0.36 build script (run) 0.1s default, proc-macro