Running ‘testthat.R’ [164s/238s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > library(testthat)
  > library(dimRed)
  Loading required package: DRR
  Loading required package: kernlab
  Loading required package: CVST
  Loading required package: Matrix
  
  Attaching package: 'dimRed'
  
  The following object is masked from 'package:stats':
  
      embed
  
  The following object is masked from 'package:base':
  
      as.data.frame
  
  > 
  > test_check("dimRed")
  predictors:  PC1 PC2 dependent:  PC3 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 824.2553 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 839.0099 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 12043624 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 10406.1 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 1.934064 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 0.2950649 )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 0.4615236 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 0.492131 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5047667 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5136983 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5278436 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1851922 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1090072 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2974114 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4613909 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.492138 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5045419 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5057323 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5128466 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1710472 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1077053 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.3003713 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4619409 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4921778 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5037482 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5048709 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5184637 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2296039 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1167394 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.3066484 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4641555 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4925794 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.5002707 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.5022986 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.5088702 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.3739102 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.2239298 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.3748417 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.4783983 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.4947427 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.4988199 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.5001727 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.5026999 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.4783881 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.4217418 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.4710103 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.4939517 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.4971208 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.4981776 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.4983386 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.4989398 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.4955051 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.4882693 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.4946447 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.4972678 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.4976171 )
  predictors:  PC1 dependent:  PC2 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 106787.4 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 7737.048 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 1769.694 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 40557591953 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 35702080341 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack dgecon(): system computationally singular, reciprocal condition number = 2.11906e-17
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack dgecon(): system computationally singular, reciprocal condition number = 9.85899e-17
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 1118257 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 663.589 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.224221 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.22538 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.229737 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.190375 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.239455 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 4.508124 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 4.7008 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.823862 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.225709 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.227539 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.232038 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.203412 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.198189 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.496743 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.60014 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.275438 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.226312 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.22376 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.224381 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.19125 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.155986 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.216811 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.210251 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.141525 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 2.22603 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 2.224952 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 2.222661 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 2.210626 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 2.155426 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 2.075244 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 2.089224 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 2.137498 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 2.225023 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 2.225433 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 2.223622 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 2.216496 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 2.182818 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 2.14661 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 2.170659 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 2.194264 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 2.220777 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 2.220826 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 2.22007 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 2.215974 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 2.20968 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 2.205013 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 2.21002 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 2.21346 )
  ── 1. Failure: check vs vegan isomap (@test_isomap.R#28)  ──────────────────────
  err < eps isn't true.
  err = 9.95368095501498, eps = 1e-13, expected err < eps
  
  predictors:  PC1 PC2 PC3 dependent:  PC4 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 2544667 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 47.31665 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 5.215432 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 0.05205697 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.02328345 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack routine dsytrf returned error code 17
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack dgecon(): system computationally singular, reciprocal condition number = 0
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 0.02367448 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 0.02367483 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02745701 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02524805 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.03240163 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.03647673 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02368535 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02370522 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02367452 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02367483 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02525378 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02652693 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02671924 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02388458 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0235677 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02372662 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0236745 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02367484 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02442189 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02547554 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02510277 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02404157 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02319018 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.0236964 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02367465 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02367493 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.02403499 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.02437181 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.02465484 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.02307969 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.02332193 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.0236851 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.02367529 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.02367546 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.02389144 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.02395551 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.02404289 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.02344779 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.02356796 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367646 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367602 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367605 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.02373599 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.0237393 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.02374179 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.02364753 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.02366286 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.0236762 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.02367617 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.02367618 )
  predictors:  PC1 PC2 dependent:  PC3 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 1.705923e+12 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 317591.1 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 474990.8 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 24.77747 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.08529851 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 0.07369524 )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 0.07503873 )
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08746676 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.09397988 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1238676 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2471689 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08246639 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.0736199 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07504278 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07548306 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0858182 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.08782834 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07759936 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07827481 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.08441723 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07384573 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07506133 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07550018 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.08329668 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.08840916 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07829005 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07767532 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07641014 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.0739907 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07524888 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07565807 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.08212284 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.08363964 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.0829705 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.0750959 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.07349144 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.0753826 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.07626577 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.07651293 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.0807322 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.08124022 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.08228812 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.07780373 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.07654109 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.07722937 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.07741497 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.07746377 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.0785552 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.07858079 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.07857968 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.07780851 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.0775507 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.07763627 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.07765804 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.07766344 )
  predictors:  PC1 dependent:  PC2 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 19087556 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 3608.266 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 13895228 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 30259455445 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 3698985 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 1847.235 )
  Error in .local(a, b, ...) : 
    cs_lu(A) failed: near-singular A (or out of memory)
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  Error in .local(a, b, ...) : 
    cs_lu(A) failed: near-singular A (or out of memory)
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2422853 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1874881 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1739953 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1790841 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4339115 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2926617 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2624021 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2251996 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2964635 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1899559 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1942738 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1454638 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1838158 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2066016 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2118119 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2230167 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2776141 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2382305 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1782193 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1396683 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1556349 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.197697 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2153237 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2240822 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.2612814 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.270912 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.2001591 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.1601977 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.1728685 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.2012785 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.2220602 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.230562 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.2534091 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.2557092 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.2336768 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.2079519 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.2181698 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.2298579 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.2365436 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.2390579 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.2445316 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.2446175 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.24096 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.2356613 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.2379786 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.2396446 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.2405232 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.2408277 )
  ══ testthat results  ═══════════════════════════════════════════════════════════
  OK: 114 SKIPPED: 0 FAILED: 1
  1. Failure: check vs vegan isomap (@test_isomap.R#28) 
  
  Error: testthat unit tests failed
  Execution halted