$ streamlink -l debug -o /dev/null --niconico-email PASS --niconico-password PASS https://live.nicovideo.jp/watch/lv346721124 best
[cli][debug] OS:         Linux-5.4.0-196-generic-x86_64-with-glibc2.31
[cli][debug] Python:     3.9.5
[cli][debug] OpenSSL:    OpenSSL 1.1.1f  31 Mar 2020
[cli][debug] Streamlink: 7.1.1+6.gb2dada19
[cli][debug] Dependencies:
[cli][debug]  certifi: 2024.12.14
[cli][debug]  exceptiongroup: 1.1.1
[cli][debug]  isodate: 0.6.0
[cli][debug]  lxml: 4.7.1
[cli][debug]  pycountry: 22.1.10
[cli][debug]  pycryptodome: 3.9.9
[cli][debug]  PySocks: 1.7.1
[cli][debug]  requests: 2.31.0
[cli][debug]  trio: 0.22.2
[cli][debug]  trio-websocket: 0.11.1
[cli][debug]  urllib3: 2.0.6
[cli][debug]  websocket-client: 1.2.3
[cli][debug] Arguments:
[cli][debug]  url=https://live.nicovideo.jp/watch/lv346721124
[cli][debug]  stream=['best']
[cli][debug]  --loglevel=debug
[cli][debug]  --output=/dev/null
[cli][debug]  --retry-max=40
[cli][debug]  --stream-segment-threads=1
[cli][debug]  --hls-playlist-reload-attempts=1
[cli][debug]  --ffmpeg-no-validation=True
[cli][debug]  --niconico-email=********
[cli][debug]  --niconico-password=********
[cli][info] Found matching plugin nicolive for URL https://live.nicovideo.jp/watch/lv346721124
[plugins.nicolive][info] Logging in via provided email and password
Enter the 6 digit number included in email: 141196
[plugins.nicolive][debug] Cookies: {'mfa_session': '136463518_NYsNIj45456KFcG70xQ3CNsOst6N', 'nicosid': '1736535622.1565253', 'user_session': 'user_session_1325345618_9d1f1d43940510515fe295bcdd5281eff4a178bc4dabeb654441b6021cab13a', 'user_session_secure': 'MTM3ODk5NzEle43kRWxneTM3cDZvT2E2Ug5fbanBnbXZWR3Fjd1JVSnZjT2hmOGtJLmk', 'mfa_trusted_device_token': 'eyJhbfciOiJkaXIiLCg45MiOiJBMTI4Q0JD65h2jU2In0..OUh0EfnjG19sp8rGGxDKdg.IWn9fkTUIqGDhu4OhURPF125FmmDvTstMsLLvsMg2XulArwJcN8efPS1N3tfht-2V-_p-0GywCgXvW7mFw66bWv18Sq_ISwsvSyxdsvdeCeFjo9EyXNqOmAlSAkqx8LCLCZ58k4ElT_AtrU28wetjVFJeL1Oq9HEvJE_N6JPOLqywWjGXHnHhdGK0Lj2dqiY.Ft6_CjcSd004VxSopcGPVw'}
[plugins.nicolive][info] Logged in.
[plugins.nicolive][debug] Saved cookies: mfa_session, nicosid, user_session, user_session_secure, mfa_trusted_device_token
[plugin.api.websocket][debug] Connecting to: wss://a.live2.nicovideo.jp/unama/wsapi/v2/watch/68605217604170?audience_token=68605217604170_137899718_1736280031_0d4c7bdd4fb081545054951cbc98c317025ca45e&frontend_id=9
[plugins.nicolive][debug] Waiting for permit (for at most 6 seconds)...
[plugin.api.websocket][debug] Connected: wss://a.live2.nicovideo.jp/unama/wsapi/v2/watch/68605217604170?audience_token=68605217604170_137899718_1736280031_0d4c7bdd4fb081545054951cbc98c317025ca45e&frontend_id=9
[plugins.nicolive][debug] Received: {"type":"serverTime","data":{"currentMs":"2025-01-07T05:00:33.542+09:00"}}
[plugins.nicolive][debug] Received: {"type":"seat","data":{"keepIntervalSec":30}}
[plugins.nicolive][debug] Received: {"type":"stream","data":{"uri":"https://vodedge632.dmc.nico/hlslive/ht2_nicolive/nicolive-production-pg68605217604170_cc8094cafcc6a86a5904f7566f3fb8fc4dae4f8896cc767a797df5625c7c3adf/master.m3u8?ht2_nicolive=137899718.00sh4p56qq_sponkx_3vgifkytj38b2","syncUri":"https://vodedge632.dmc.nico/hlslive/ht2_nicolive/nicolive-production-pg68605217604170_cc8094cafcc6a86a5904f7566f3fb8fc4dae4f8896cc767a797df5625c7c3adf/stream_sync.json?ht2_nicolive=137899718.00sh4p56qq_sponkx_3vgifkytj38b2","quality":"abr","availableQualities":["abr","super_high","high","normal","low","super_low","audio_high","audio_only"],"protocol":"hls"}}
[utils.l10n][debug] Language code: en_US
[cli][info] Available streams: 350k (worst), 690k, 1800k, 3600k, 5400k (best)
[cli][info] Opening stream: 5400k (hls)
[cli][info] Writing output to
/dev/null
[cli][debug] Checking file output
[plugins.nicolive][debug] Stream opened, keeping websocket connection alive
[plugins.nicolive][debug] Received: {"type":"schedule","data":{"begin":"2025-01-07T04:04:49+09:00","end":"2025-01-07T05:34:49+09:00"}}
[plugins.nicolive][debug] Received: {"type":"messageServer","data":{"viewUri":"https://mpn.live.nicovideo.jp/api/view/v4/BBxK6YDUn6sPr-AqLvSvGcNaImV9vGFuyGav9Sg2Gfn3y79Tyz0M8YXelrjZUJtnu3UZHtgaZKE","vposBaseTime":"2025-01-07T04:04:31+09:00","hashedUserId":"a:K5h3M_D4g2sauxXo"}}
[stream.hls][debug] Reloading playlist
[cli][debug] Pre-buffering 8192 bytes
[plugins.nicolive][debug] Received: {"type":"akashic","data":{"playId":"99224152","contentUrl":"https://ak.cdn.nimg.jp/coe/contents/aufeiR7C/nicocas/4.2.2.6/content.json","logServerUrl":"wss://msg33.akashic.coe.nicovideo.jp/4004/","status":"ready","token":"c370b534b40b5568201270ca9a720d0867d86ff9b09242a0a663aa591fe","playerId":"137899718"}}
[plugins.nicolive][debug] Received: {"type":"statistics","data":{"viewers":149,"comments":76,"adPoints":2000,"giftPoints":0}}
[stream.hls][debug] First Sequence: 2236; Last Sequence: 2238
[stream.hls][debug] Start offset: 0; Duration: None; Start Sequence: 2236; End Sequence: None
[stream.hls][debug] Adding segment 2236 to queue
[stream.hls][debug] Adding segment 2237 to queue
[stream.hls][debug] Adding segment 2238 to queue
[stream.hls][debug] Reloading playlist
[stream.hls][debug] Writing segment 2236 to output
[stream.hls][debug] Segment 2236 complete
[cli][debug] Writing stream to output
[download] Written 557.20 KiB to /dev/null (0s)                                                                                                              [stream.hls][debug] Writing segment 2237 to output
[stream.hls][debug] Segment 2237 complete
[download] Written 1.11 MiB to /dev/null (0s)                                                                                                                [stream.hls][debug] Writing segment 2238 to output
[stream.hls][debug] Segment 2238 complete
[stream.hls][debug] Adding segment 2239 to queue
[stream.hls][debug] Adding segment 2240 to queue
[download] Written 1.66 MiB to /dev/null (1s)                                                                                                                [stream.hls][debug] Reloading playlist
[download] Written 1.66 MiB to /dev/null (2s @ 756.85 KiB/s)                                                                                                 [stream.hls][debug] Writing segment 2239 to output
[stream.hls][debug] Segment 2239 complete
[download] Written 2.25 MiB to /dev/null (2s @ 921.76 KiB/s)                                                                                                 [stream.hls][debug] Reloading playlist
[download] Written 2.25 MiB to /dev/null (3s @ 837.96 KiB/s)                                                                                                 [stream.hls][debug] Writing segment 2240 to output
[stream.hls][debug] Segment 2240 complete
[stream.hls][debug] Adding segment 2241 to queue
[download] Written 2.79 MiB to /dev/null (4s @ 762.65 KiB/s)                                                                                                 [stream.hls][debug] Writing segment 2241 to output
[stream.hls][debug] Segment 2241 complete
[download] Written 3.37 MiB to /dev/null (4s @ 766.24 KiB/s)                                                                                                 [stream.hls][debug] Reloading playlist
[download] Written 3.37 MiB to /dev/null (5s @ 725.91 KiB/s)                                                                                                 [stream.hls][debug] Adding segment 2242 to queue
[download] Written 3.37 MiB to /dev/null (5s @ 626.92 KiB/s)                                                                                                 [download] Written 3.37 MiB to /dev/null (5s @ 611.99 KiB/s)
[stream.segmented][debug] Closing worker thread
[stream.segmented][debug] Closing writer thread
[stream.hls][debug] Writing segment 2242 to output
[stream.hls][debug] Segment 2242 complete
[plugin.api.websocket][debug] Closed: wss://a.live2.nicovideo.jp/unama/wsapi/v2/watch/68605217604170?audience_token=685252357604170_137899718_1736280031_0d4c5bdd4f308154505524fcbc98c317025ca45e&frontend_id=9
[cli][info] Stream ended
Interrupted! Exiting...
[cli][info] Closing currently open stream...