R Under development (unstable) (2024-02-26 r85990 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> test_check("MetricGraph")
Loading required package: MetricGraph

Attaching package: 'MetricGraph'

The following object is masked from 'package:stats':

    filter

[ FAIL 0 | WARN 3 | SKIP 1 | PASS 39 ]

══ Skipped tests (1) ═══════════════════════════════════════════════════════════
• On CRAN (1): 'test_cgeneric.R:3:1'

[ FAIL 0 | WARN 3 | SKIP 1 | PASS 39 ]
> 
> proc.time()
   user  system elapsed 
  28.53    0.75   29.28