poller brokenness?

Lastest SVN up, poller is showing below for all devices:

 

Oops! Something went wrong! You may want to report this to the Observium developers.

 

syntax error, unexpected '=>' (T_DOUBLE_ARROW) in /opt/observium/includes/polling/probes.inc.php:50

 

Stack trace:

 

#0: (unknown function) called at [/opt/observium/includes/polling/probes.inc.php:50]

45:

46: $exit_code = $exec_status['exitcode'];

47: $runtime   = $exec_status['runtime'];

48:

49: [$status, $status_x] = match ((int) $exit_code)

{ 50: 0 => ['ok',      '%gok%n'], 51: 1 => ['warning', '%ywarning%n'], 52: 2 => ['alert',   '%ralert%n'], 53: default => ['unknown', '%wunknown%n'], 54: }

;

55:

 

#1: poll_device called at [/opt/observium/poller.php:211]

206: $params[] = $config['poller_id'];

207: }

208:

209: foreach (dbFetchColumn($query, $params) as $device_id)

{ 210: $device = dbFetchRow("SELECT * FROM `devices` WHERE `device_id` = ?", [ $device_id ]); 211: poll_device($device, $options); 212: $polled_devices++; 213: }

214:

215: $poller_time = elapsed_time($poller_start, 4);

216: