R Under development (unstable) (2025-09-01 r88761 ucrt) -- "Unsuffered Consequences"
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> library(testthat)
> library(PlackettLuce)
> 
> test_check("PlackettLuce")
Rankings with only 1 item set to `NA`

Attaching package: 'BradleyTerry2'

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

    baseball

Loading required package: Matrix
Loading required package: psychotree
Loading required package: partykit
Loading required package: grid
Loading required package: libcoin
Loading required package: mvtnorm

Attaching package: 'mvtnorm'

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

    Mult

Loading required package: psychotools
Recoded rankings that are not in dense form
Loading required package: sandwich
Rankings with only 1 item set to `NA`
Rankings with only 1 item set to `NA`
Rankings with only 1 item set to `NA`
Loading required package: psychotree
Loading required package: partykit
Loading required package: mvtnorm

Attaching package: 'mvtnorm'

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

    Mult

[ FAIL 0 | WARN 1 | SKIP 12 | PASS 277 ]

══ Skipped tests (12) ══════════════════════════════════════════════════════════
• On CRAN (12): 'test-S3-methods-PLADMM.R:7:9',
  'test-S3-methods-PLADMM.R:11:9', 'test-S3-methods.R:18:5',
  'test-S3-methods.R:22:5', 'test-S3-methods.R:26:5', 'test-S3-methods.R:30:5',
  'test-adherence.R:93:5', 'test-pltree.R:226:5', 'test-preflib.R:4:5',
  'test-preflib.R:12:5', 'test-preflib.R:20:5', 'test-preflib.R:28:5'

[ FAIL 0 | WARN 1 | SKIP 12 | PASS 277 ]
> 
> proc.time()
   user  system elapsed 
 132.75    5.04  138.32