After doing some debugging with wp package install --debug iandunn/wp-cli-rename-db-prefix; echo $? which gave me:
Debug (bootstrap): No readable global config found (0.088s)
Debug (bootstrap): No project config found (0.09s)
Debug (bootstrap): argv: /usr/local/bin/wp package install --debug iandunn/wp-cli-rename-db-prefix (0.09s)
Debug (bootstrap): ABSPATH defined: / (0.092s)
Debug (bootstrap): Running command: package install (0.093s)
Installing package iandunn/wp-cli-rename-db-prefix (dev-master)
Updating /Users/Mat/.wp-cli/packages/composer.json to require the package...
Using Composer to install the package...
---
Loading composer repositories with package information
Updating dependencies
255
So I then did composer install -vv; echo $? and composer update -vvv, which gave the messages:
Loading composer repositories with package information
Installing dependencies (including require-dev) from lock file
Dependency resolution completed in 0.000 seconds
Analyzed 65 packages to resolve dependencies
Analyzed 69 rules to resolve dependencies
Nothing to install or update
Generating autoload files
0
Reading ./composer.json
Loading config file ./composer.json
Checked CA file /private/etc/ssl/cert.pem: valid
Reading /Users/Mat/.composer/composer.json
Loading config file /Users/Mat/.composer/composer.json
Reading /Users/Mat/Sites/mamp/SevenCapital/wp-content/themes/sevencapital/vendor/composer/installed.json
Reading /Users/Mat/.composer/vendor/composer/installed.json
Running 1.5.1 (2017-08-09 16:07:22) with PHP 7.0.20 on Darwin / 16.7.0
Loading composer repositories with package information
Downloading https://packagist.org/packages.json
Writing /Users/Mat/.composer/cache/repo/https---packagist.org/packages.json into cache
Updating dependencies (including require-dev)
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2013.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2014.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2015.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2016.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2016-10.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2017-01.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2017-04.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-2017-07.json from cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-archived.json from cache
Downloading http://packagist.org/p/provider-latest%24281164a6e2f5ffc23655d06d2caf7698c1d626895a34dae9a1574cb36b146341.json
Writing /Users/Mat/.composer/cache/repo/https---packagist.org/p-provider-latest.json into cache
Reading /Users/Mat/.composer/cache/repo/https---packagist.org/provider-vlucas$phpdotenv.json from cache
Downloading http://packagist.org/p/mobiledetect/mobiledetectlib%2413abe9f810c0ad1b871c9882f826f9101da17aae7c76976ec2c4cf8b4dd351cb.json
Writing /Users/Mat/.composer/cache/repo/https---packagist.org/provider-mobiledetect$mobiledetectlib.json into cache
Resolving dependencies through SAT
Dependency resolution completed in 0.003 seconds
Analyzed 136 packages to resolve dependencies
Analyzed 417 rules to resolve dependencies
Nothing to install or update
Reading /Users/Mat/Sites/mamp/SevenCapital/wp-content/themes/sevencapital/vendor/composer/installed.json
Reading ./composer.lock
Hi @mat1989,
Can you review this common memory-related fatal to see if it’s the problem you’re experiencing?