Error(s) in re-building vignettes:
--- re-building ‘Vignette.rmd’ using rmarkdown
Could not fetch https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master
HttpExceptionRequest Request {
  host                 = "travis-ci.org"
  port                 = 443
  secure               = True
  requestHeaders       = []
  path                 = "/KatrionaGoldmann/volcano3D.svg"
  queryString          = "?branch=master"
  method               = "GET"
  proxy                = Nothing
  rawBody              = False
  redirectCount        = 10
  responseTimeout      = ResponseTimeoutDefault
  requestVersion       = HTTP/1.1
}
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ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:27 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=PBOqp8GxSAoZyC2gEcRNZ6mmOxlOJYUZFB19ybMW7dAkHomlLiwI56cgRo%2BGNBBMzwnmkyxvcaWWNQ3%2FHfs%2BMLAXLh%2B%2Ffl0NmUhES4QpHu8t9f4r5wW3F5qdqaBRIyMe\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae017753974385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:27 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=LVxlhATfOdKy8dJ4Pd4DFxgwCj294RzELAhHicft%2FcW7rv9Ns2Mob9rt3N5VK%2BVQLYNP%2Bxb3clN7xKEv64Mqc35tR%2FHSb%2Fk27ivlPNNRLX7Cd8f9saoLJjAKKAt1AX2L\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae01774985a385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:27 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=aBskZMZ8UUtMH1a7NTwuoIt0exjRB0It%2BsNgOsrt8M0cEEgCKS8TRJBT0QWrVEiI5AZLqncqPnte1tW5enSDLJtWGb86FRU%2Fqv6IxgsSPLzBwGavghw%2FcIvDdhoGUWaD\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae01773ef49385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:27 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=L5O0U5NiRwxhUBHK3EQjhGfRE42ReUT%2BB5%2FOm1zasTeGdq9flnFObvB%2BHaDDx8Ujutf0VtMS6GeaaXH2AVkuRWmNS6FBj33aRD%2BVskOAktSjwaKS5VGesrkAKseUIrXO\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae017732dd9385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:27 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=3phg3LAUT5mPQ7zsM5qokcpu9KaTgnyxJNXkuCVKYdNDNOPhVOvaYT0ZMxWUM%2BjbA%2BX%2BAFWgMCUgcV3AJhaOkxY0fs6KBVPY55HSJfcb2EuGAgu6NQvhJBtX75URsHE9\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae017728ce9385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:26 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=IpQ%2FUAPhp653VvejD4zfIHV2HiZ0YW04zZWf%2BYJ9WH9sDJF%2Bs4558a9hfhjOkkFnBse28kxMzCgJVGFpA%2BHgYYUXt1gDmKaj7nHeiWym6UNYATpAzs452wM%2FxZocjG9m\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae01771dbe2385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:26 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=ru77nFXV3O7c%2BH3CraejCHCEgoYHvWSCUYot3rZwRBEwNUCcD5nMDXnUoeCWB%2Bw4JdQmED4Rd2AOJ%2Fg%2Bq5i8n086n4YSUcloOpPmNHD%2B%2FwDSgKzcczDl2t%2BZOk8FmXTp\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae017713ad0385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:26 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=9pUpZ6u856hK%2B72B6xsPdLmL5BWCCURkwo9xjFTbzZL1MQ1sa1F%2FElaX79aoFMl1U%2FkyYz3FI0onQbXPe8TbTDRcV8lQcnoJT36Hr5G21ecm16V6iUn4sZqZOnH%2F8ZCH\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae0177089c4385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose},Response {responseStatus = Status {statusCode = 308, statusMessage = "Permanent Redirect"}, responseVersion = HTTP/1.1, responseHeaders = [("Date","Sun, 26 Mar 2023 14:30:26 GMT"),("Content-Type","text/html"),("Transfer-Encoding","chunked"),("Connection","keep-alive"),("Location","https://travis-ci.org/KatrionaGoldmann/volcano3D.svg?branch=master"),("CF-Cache-Status","BYPASS"),("Report-To","{\"endpoints\":[{\"url\":\"https:\\/\\/a.nel.cloudflare.com\\/report\\/v3?s=XzNKJcG9F14demyzcfJHsqo6csDkX1%2BNINenS2%2B5mFkrn84dwJLgrCGSgYtZrsJTSP9vCDl7w%2BHsbLVJ1tC4ggES7HzfgDpxtj6QAiWL3Xwa2Bv4rgCcu5YMkSFgChZI\"}],\"group\":\"cf-nel\",\"max_age\":604800}"),("NEL","{\"success_fraction\":0,\"report_to\":\"cf-nel\",\"max_age\":604800}"),("Vary","Accept-Encoding"),("Server","cloudflare"),("CF-RAY","7ae0176f4f7f385a-LHR"),("alt-svc","h3=\":443\"; ma=86400, h3-29=\":443\"; ma=86400")], responseBody = "<html>\r\n<head><title>308 Permanent Redirect</title></head>\r\n<body>\r\n<center><h1>308 Permanent Redirect</h1></center>\r\n<hr><center>openresty</center>\r\n</body>\r\n</html>\r\n", responseCookieJar = CJ {expose = []}, responseClose' = ResponseClose}])
Error: processing vignette 'Vignette.rmd' failed with diagnostics:
pandoc document conversion failed with error 61
--- failed re-building ‘Vignette.rmd’

--- re-building ‘Vignette_2x3.Rmd’ using rmarkdown
--- finished re-building ‘Vignette_2x3.Rmd’

SUMMARY: processing the following file failed:
  ‘Vignette.rmd’

Error: Vignette re-building failed.
Execution halted