Drupal Coding Standard Issue

$ phpcs --standard=Drupal --extensions=php,module,inc,install,test,profile,theme,css,info,txt,md,yml ultimenu/
Xdebug: [Step Debug] Time-out connecting to debugging client, waited: 200 ms. Tried: localhost:9000 (through xdebug.client_host/xdebug.client_port) :-(

FILE: C:\Users\SI-001\Downloads\tagclouds\ultimenu\src\Plugin\Block\UltimenuBlock.php
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FOUND 2 ERRORS AFFECTING 2 LINES
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132 | ERROR | [x] Use null coalesce operator instead of ternary operator.
280 | ERROR | [x] list(...) is forbidden, use [...] instead.
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PHPCBF CAN FIX THE 2 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: C:\Users\SI-001\Downloads\tagclouds\ultimenu\src\UltimenuManager.php
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FOUND 1 ERROR AFFECTING 1 LINE
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449 | ERROR | [x] Use null coalesce operator instead of ternary operator.
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PHPCBF CAN FIX THE 1 MARKED SNIFF VIOLATIONS AUTOMATICALLY
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FILE: C:\Users\SI-001\Downloads\tagclouds\ultimenu\src\UltimenuSkin.php
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FOUND 2 ERRORS AFFECTING 2 LINES
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95 | ERROR | [x] list(...) is forbidden, use [...] instead.
110 | ERROR | [x] Use null coalesce operator instead of ternary operator.
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PHPCBF CAN FIX THE 2 MARKED SNIFF VIOLATIONS AUTOMATICALLY
---------------------------------------------------------------------------

FILE: C:\Users\SI-001\Downloads\tagclouds\ultimenu\src\UltimenuTool.php
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FOUND 3 ERRORS AFFECTING 3 LINES
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119 | ERROR | [x] list(...) is forbidden, use [...] instead.
121 | ERROR | [x] list(...) is forbidden, use [...] instead.
185 | ERROR | [x] list(...) is forbidden, use [...] instead.
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PHPCBF CAN FIX THE 3 MARKED SNIFF VIOLATIONS AUTOMATICALLY
-----------------------------------------------------------------------

FILE: C:\Users\SI-001\Downloads\tagclouds\ultimenu\ultimenu.info.yml
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FOUND 0 ERRORS AND 1 WARNING AFFECTING 1 LINE
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1 | WARNING | Remove "version" from the info file, it will be added by drupal.org packaging automatically
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FILE: C:\Users\SI-001\Downloads\tagclouds\ultimenu\ultimenu.theme.inc
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FOUND 2 ERRORS AFFECTING 2 LINES
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29 | ERROR | [x] Use null coalesce operator instead of ternary operator.
42 | ERROR | [x] Use null coalesce operator instead of ternary operator.
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PHPCBF CAN FIX THE 2 MARKED SNIFF VIOLATIONS AUTOMATICALLY
--------------------------------------------------------------------------

Time: 1.34 secs; Memory: 14MB