Execution prints "Concurrent request limit reached forever"

[renanassisalves]

Summary.

Expected Result

Request done with 200 status code

Actual Result

Request done with 403 result and prints
🚦 Concurrent request limit reached (1/1), waiting...
forever

Reproduction Steps

Just run code bellow

import cloudscraper

scraper = cloudscraper.create_scraper(interpreter='js2py',
    delay=50,
    debug=True,
)

scraper.get("https://clash.gg/")

System Information

$ python -m cloudscraper.help

{
"platform": {
"system": "Windows",
"release": "11"
},
"interpreter": {
"name": "CPython",
"version": "3.13.4"
},
"cloudscraper": "3.0.0",
"requests": "2.32.5",
"urllib3": "2.5.0",
"OpenSSL": {
"version": "OpenSSL 3.0.16 11 Feb 2025",
"ciphers": [
"ADH-AES128-GCM-SHA256",
"ADH-AES128-SHA",
"ADH-AES128-SHA256",
"ADH-AES256-GCM-SHA384",
"ADH-AES256-SHA",
"ADH-AES256-SHA256",
"ADH-CAMELLIA128-SHA",
"ADH-CAMELLIA128-SHA256",
"ADH-CAMELLIA256-SHA",
"ADH-CAMELLIA256-SHA256",
"AECDH-AES128-SHA",
"AECDH-AES256-SHA",
"AES128-CCM",
"AES128-CCM8",
"AES128-GCM-SHA256",
"AES128-SHA",
"AES128-SHA256",
"AES256-CCM",
"AES256-CCM8",
"AES256-GCM-SHA384",
"AES256-SHA",
"AES256-SHA256",
"ARIA128-GCM-SHA256",
"ARIA256-GCM-SHA384",
"CAMELLIA128-SHA",
"CAMELLIA128-SHA256",
"CAMELLIA256-SHA",
"CAMELLIA256-SHA256",
"DHE-DSS-AES128-GCM-SHA256",
"DHE-DSS-AES128-SHA",
"DHE-DSS-AES128-SHA256",
"DHE-DSS-AES256-GCM-SHA384",
"DHE-DSS-AES256-SHA",
"DHE-DSS-AES256-SHA256",
"DHE-DSS-ARIA128-GCM-SHA256",
"DHE-DSS-ARIA256-GCM-SHA384",
"DHE-DSS-CAMELLIA128-SHA",
"DHE-DSS-CAMELLIA128-SHA256",
"DHE-DSS-CAMELLIA256-SHA",
"DHE-DSS-CAMELLIA256-SHA256",
"DHE-PSK-AES128-CBC-SHA",
"DHE-PSK-AES128-CBC-SHA256",
"DHE-PSK-AES128-CCM",
"DHE-PSK-AES128-CCM8",
"DHE-PSK-AES128-GCM-SHA256",
"DHE-PSK-AES256-CBC-SHA",
"DHE-PSK-AES256-CBC-SHA384",
"DHE-PSK-AES256-CCM",
"DHE-PSK-AES256-CCM8",
"DHE-PSK-AES256-GCM-SHA384",
"DHE-PSK-ARIA128-GCM-SHA256",
"DHE-PSK-ARIA256-GCM-SHA384",
"DHE-PSK-CAMELLIA128-SHA256",
"DHE-PSK-CAMELLIA256-SHA384",
"DHE-PSK-CHACHA20-POLY1305",
"DHE-RSA-AES128-CCM",
"DHE-RSA-AES128-CCM8",
"DHE-RSA-AES128-GCM-SHA256",
"DHE-RSA-AES128-SHA",
"DHE-RSA-AES128-SHA256",
"DHE-RSA-AES256-CCM",
"DHE-RSA-AES256-CCM8",
"DHE-RSA-AES256-GCM-SHA384",
"DHE-RSA-AES256-SHA",
"DHE-RSA-AES256-SHA256",
"DHE-RSA-ARIA128-GCM-SHA256",
"DHE-RSA-ARIA256-GCM-SHA384",
"DHE-RSA-CAMELLIA128-SHA",
"DHE-RSA-CAMELLIA128-SHA256",
"DHE-RSA-CAMELLIA256-SHA",
"DHE-RSA-CAMELLIA256-SHA256",
"DHE-RSA-CHACHA20-POLY1305",
"ECDHE-ARIA128-GCM-SHA256",
"ECDHE-ARIA256-GCM-SHA384",
"ECDHE-ECDSA-AES128-CCM",
"ECDHE-ECDSA-AES128-CCM8",
"ECDHE-ECDSA-AES128-GCM-SHA256",
"ECDHE-ECDSA-AES128-SHA",
"ECDHE-ECDSA-AES128-SHA256",
"ECDHE-ECDSA-AES256-CCM",
"ECDHE-ECDSA-AES256-CCM8",
"ECDHE-ECDSA-AES256-GCM-SHA384",
"ECDHE-ECDSA-AES256-SHA",
"ECDHE-ECDSA-AES256-SHA384",
"ECDHE-ECDSA-ARIA128-GCM-SHA256",
"ECDHE-ECDSA-ARIA256-GCM-SHA384",
"ECDHE-ECDSA-CAMELLIA128-SHA256",
"ECDHE-ECDSA-CAMELLIA256-SHA384",
"ECDHE-ECDSA-CHACHA20-POLY1305",
"ECDHE-PSK-AES128-CBC-SHA",
"ECDHE-PSK-AES128-CBC-SHA256",
"ECDHE-PSK-AES256-CBC-SHA",
"ECDHE-PSK-AES256-CBC-SHA384",
"ECDHE-PSK-CAMELLIA128-SHA256",
"ECDHE-PSK-CAMELLIA256-SHA384",
"ECDHE-PSK-CHACHA20-POLY1305",
"ECDHE-RSA-AES128-GCM-SHA256",
"ECDHE-RSA-AES128-SHA",
"ECDHE-RSA-AES128-SHA256",
"ECDHE-RSA-AES256-GCM-SHA384",
"ECDHE-RSA-AES256-SHA",
"ECDHE-RSA-AES256-SHA384",
"ECDHE-RSA-CAMELLIA128-SHA256",
"ECDHE-RSA-CAMELLIA256-SHA384",
"ECDHE-RSA-CHACHA20-POLY1305",
"PSK-AES128-CBC-SHA",
"PSK-AES128-CBC-SHA256",
"PSK-AES128-CCM",
"PSK-AES128-CCM8",
"PSK-AES128-GCM-SHA256",
"PSK-AES256-CBC-SHA",
"PSK-AES256-CBC-SHA384",
"PSK-AES256-CCM",
"PSK-AES256-CCM8",
"PSK-AES256-GCM-SHA384",
"PSK-ARIA128-GCM-SHA256",
"PSK-ARIA256-GCM-SHA384",
"PSK-CAMELLIA128-SHA256",
"PSK-CAMELLIA256-SHA384",
"PSK-CHACHA20-POLY1305",
"RSA-PSK-AES128-CBC-SHA",
"RSA-PSK-AES128-CBC-SHA256",
"RSA-PSK-AES128-GCM-SHA256",
"RSA-PSK-AES256-CBC-SHA",
"RSA-PSK-AES256-CBC-SHA384",
"RSA-PSK-AES256-GCM-SHA384",
"RSA-PSK-ARIA128-GCM-SHA256",
"RSA-PSK-ARIA256-GCM-SHA384",
"RSA-PSK-CAMELLIA128-SHA256",
"RSA-PSK-CAMELLIA256-SHA384",
"RSA-PSK-CHACHA20-POLY1305",
"SRP-AES-128-CBC-SHA",
"SRP-AES-256-CBC-SHA",
"SRP-DSS-AES-128-CBC-SHA",
"SRP-DSS-AES-256-CBC-SHA",
"SRP-RSA-AES-128-CBC-SHA",
"SRP-RSA-AES-256-CBC-SHA",
"TLS_AES_128_GCM_SHA256",
"TLS_AES_256_GCM_SHA384",
"TLS_CHACHA20_POLY1305_SHA256"
]
}
}

Debug Log

🛡️ Received 403 error, attempting session refresh (attempt 1/3)
Refreshing session due to staleness or 403 errors...
Cleared Cloudflare cookies for session refresh
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...
🚦 Concurrent request limit reached (1/1), waiting...

[ewwink]

same

{
    "platform": {
        "system": "Linux",
        "release": "4.18.0-553.58.1.lve.el8.x86_64"
    },
    "interpreter": {
        "name": "CPython",
        "version": "3.9.23"
    },
    "cloudscraper": "3.0.0",
    "requests": "2.32.5",
    "urllib3": "2.5.0",
    "OpenSSL": {
        "version": "OpenSSL 1.1.1k  FIPS 25 Mar 2021",
        "ciphers": [
            "ADH-AES128-GCM-SHA256",
            "ADH-AES128-SHA",
            .....
        ]
    }
}