--rate does not seem to work since 7.87

[highmtworks]

I did this

$ curl -Ss -o /dev/null https://curl.se/#[1-10] --rate 1/s -w "%header{date}\n"
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT
Sun, 29 Jan 2023 07:58:37 GMT

I expected the following

$ pacman -U /var/cache/pacman/pkg/curl-7.86.0-1-x86_64.pkg.tar.zst

$ curl --version
curl 7.86.0 (x86_64-pc-cygwin) libcurl/7.87.0 OpenSSL/3.0.7 zlib/1.2.13 brotli/1.0.9 zstd/1.5.2 libidn2/2.3.4 libpsl/0.21.2 (+libidn2/2.3.4) libssh2/1.10.0 nghttp2/1.51.0
Release-Date: 2022-10-26
Protocols: dict file ftp ftps gopher gophers http https imap imaps mqtt pop3 pop3s rtsp scp sftp smb smbs smtp smtps telnet tftp
Features: alt-svc AsynchDNS brotli GSS-API HSTS HTTP2 HTTPS-proxy IDN IPv6 Kerberos Largefile libz NTLM NTLM_WB PSL SPNEGO SSL threadsafe TLS-SRP UnixSockets zstd
WARNING: curl and libcurl versions do not match. Functionality may be affected.

$ curl -Ss -o /dev/null https://curl.se/#[1-10] --rate 1/s -w "%header{date}\n"
Sun, 29 Jan 2023 07:59:20 GMT
Sun, 29 Jan 2023 07:59:21 GMT
Sun, 29 Jan 2023 07:59:22 GMT
Sun, 29 Jan 2023 07:59:23 GMT
Sun, 29 Jan 2023 07:59:24 GMT
Sun, 29 Jan 2023 07:59:25 GMT
Sun, 29 Jan 2023 07:59:26 GMT
Sun, 29 Jan 2023 07:59:27 GMT
Sun, 29 Jan 2023 07:59:28 GMT
Sun, 29 Jan 2023 07:59:29 GMT

(I could not downgrade libcurl due to its dependencies .)

curl/libcurl version

$ curl --version
curl 7.87.0 (x86_64-pc-cygwin) libcurl/7.87.0 OpenSSL/3.0.7 zlib/1.2.13 brotli/1.0.9 zstd/1.5.2 libidn2/2.3.4 libpsl/0.21.2 (+libidn2/2.3.4) libssh2/1.10.0 nghttp2/1.51.0
Release-Date: 2022-12-21
Protocols: dict file ftp ftps gopher gophers http https imap imaps mqtt pop3 pop3s rtsp scp sftp smb smbs smtp smtps telnet tftp
Features: alt-svc AsynchDNS brotli GSS-API HSTS HTTP2 HTTPS-proxy IDN IPv6 Kerberos Largefile libz NTLM NTLM_WB PSL SPNEGO SSL threadsafe TLS-SRP UnixSockets zstd

operating system

• Windows 10 Pro 22H2 19045.2486

$ uname -a
MSYS_NT-10.0-19045 (my machine name) 3.4.5.x86_64 2023-01-20 09:17 UTC x86_64 Msys

I guess
a55256c#diff-1fa338b6a8d4b9a9ffd2243527ac4951c2576cb32dc28440f36f4f59e60643e2L2432-R2431
may be causing this ...
( per->start is set in pre_transfer, but after per = del_per_transfer(per), per->start seems to be that of the next per (i.e. zero) ? )