cargo rustc --release -- -C target-cpu=native --emit link=Anura-0B1C43FE
    Updating `tuna` index
 Downloading crates ...
warning: spurious network error (3 tries remaining): [28] Timeout was reached (download of `arrayvec v0.7.6` failed to transfer more than 10 bytes in 30s)
warning: spurious network error (2 tries remaining): [35] SSL connect error (TCP connection reset by peer)
warning: spurious network error (1 tries remaining): [28] Timeout was reached (download of `arrayvec v0.7.6` failed to transfer more than 10 bytes in 30s)
error: failed to download from `https://static.crates.io/crates/arrayvec/0.7.6/download`

Caused by:
  [28] Timeout was reached (download of `arrayvec v0.7.6` failed to transfer more than 10 bytes in 30s)
make: *** [makefile:9：all] 错误 101