Cocoapods install step failing

Description of the issue

The build process for iOS project fails at cocoapods installation step with following error:
ArgumentError - Malformed version number string

Running pod update/install on my local mac works fine


Where did the issue happen?

Ruby version installed on my mac machine is 2.4.1p111 while seen in bitrise logs while project build is 2.5.1

on , failed at Step 5 i.e.cocoapod install. Version is 1.7.2 (Xcode 9.4.x, on macOS 10.13 (High Sierra)


  • Does a “Rebuild” help? (You can trigger a rebuild from the Build’s page, by clicking the “Rebuild” button in the top right corner of a finished build) : =NO
  • Does a rebuild without caches help? (You can remove the Cache:Pull and Cache:Push steps temporarily to not to use the cache, or you can delete all the caches on the Settings tab of the app. : NO
  • Does the issue happen sporadically, or every time? : Everytime
  • Does upgrading the build Step to the latest version help? : NO
  • When did the issue start? : Since beginning

Local reproduction

Can it be reproduced on your own Mac/PC by following our local debug guide? Please follow at least the first section (“Testing with a full clean git clone”) to make sure to test the state of the code what will get when it does a git clone in the clean environment! If possible please note which sections you tried. No

Local reproduction: Linux / Android (docker based) stack builds


Can it be reproduced by running the build locally, after doing a new git clone of the repository into the /tmp directory and running the build from there with the Bitrise CLI ( )? If no, can it be reproduced with Docker (using the same docker images / environment we use on Related guide: .

Build log


Hi @Vineet2412,

Could you enable Support Access to the app on the app’s settings page so we can have a look at the configuration?

@tamasbazsonyi : Done, please check.

Hi @Vineet2412, sorry for the delay here!

Could you please include your Podfile as well? It might be better to take this issue to our on-site chat!

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