Running ‘testthat.R’ [113s/113s]
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 ( 22382.63 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 24364.77 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 387570.1 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 2701334 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.6599189 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 0.3133408 )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 0.4528201 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 0.4818173 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4939937 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4974274 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.5140497 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1609337 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1361758 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.3084219 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4527637 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.4818248 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4954834 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4987107 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.5039448 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1821977 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1146548 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.3082484 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4530009 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.4818708 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4943727 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4967668 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.5035918 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2267252 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1361828 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.3202092 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4559582 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.4822947 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.4921378 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.4943981 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.4983951 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.3790154 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.2296013 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.3791432 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.4687334 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.48452 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.4904436 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.4916089 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.4932608 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.4701904 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.417078 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.4635426 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.4838101 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.4868968 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.4889269 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.4890049 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.4890789 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.4855735 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.4787739 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.4846997 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.4870443 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.4873856 )
  predictors:  PC1 dependent:  PC2 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 31207.1 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 21466.02 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 15286.27 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 55297235296 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 4.69571e+11 )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 61779387733 )
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( 6358358 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 3.777646 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.056374 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.060475 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.053803 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 1.864555 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 1.93257 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 3.252152 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 3.269769 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 2.247936 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.058482 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.058342 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.064477 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 1.867533 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 1.852561 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.17423 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 2.016947 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 1.953664 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.0569 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.057627 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 2.064915 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 1.842113 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 1.802027 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 1.822696 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 1.826537 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 1.909287 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 2.055128 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 2.057524 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 2.060568 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 1.885877 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 1.753812 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 1.701097 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 1.801911 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 1.930047 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 2.053952 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 2.055074 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 2.056024 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 1.977042 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 1.866635 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 1.872529 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 1.964211 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 2.018475 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 2.052443 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 2.052615 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 2.05308 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 2.039077 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 2.013479 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 2.022958 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 2.039955 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 2.047071 )
  1. Failure: check vs vegan isomap (@test_isomap.R#28) --------------------------
  err < eps isn't true.
  err = 10.0443736434392, eps = 1e-13, expected err < eps
  
  predictors:  PC1 PC2 PC3 dependent:  PC4 
  sigma=0.001 kernel=rbfdot lambda=0 nblocks=4 ( 120.7312 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 69.28941 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 1.985678e+15 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 0.08087056 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack routine dsytrf returned error code 24
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=100 kernel=rbfdot lambda=0 nblocks=4 ( 0.02371 )
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  Error in LU.dgC(a) : cs_lu(A) failed: near-singular A (or out of memory)
  sigma=1000 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  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 ( 0.02767444 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02563408 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.03724262 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.0347199 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02399854 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02370768 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02367448 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.02367483 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02524368 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02600229 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02695699 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02934253 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02361337 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0237251 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02367453 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.02367484 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02440203 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02531199 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02469573 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02244699 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02362464 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02370011 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02367462 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.02367493 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.02401899 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.02430251 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.02468529 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.02271815 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.0232878 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.02368434 )
  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 ( 0.02389029 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.0239555 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.02406 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.02347595 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.02356446 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.02367651 )
  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 ( 0.02373597 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.02373907 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.02374155 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.02364734 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.02366279 )
  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 ( 8464731533 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 69397.14 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 2.423707e+13 )
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( 3.506663e+24 )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 0.1111681 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack dgecon(): system computationally singular, reciprocal condition number = 0
  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 ( 0.07503876 )
  sigma=10000 kernel=rbfdot lambda=0 nblocks=4 ( 0.07548114 )
  sigma=0.001 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08647629 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08299314 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.09473431 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1831679 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.08188397 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.073959 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07504118 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.07548306 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.08557183 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0858766 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1024518 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.08741709 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.0811722 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07382277 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07506309 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.07550018 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.08374216 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.08582162 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07625885 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07177092 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07541528 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07397974 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07524731 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.07565807 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.08218405 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.08388785 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.08223201 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.07634069 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.07371374 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.07552539 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.07626583 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.07651293 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.08073097 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.08126377 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.08208413 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.07762917 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.07654766 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.07722203 )
  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 ( 0.07855526 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.07857787 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.07858262 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.07781236 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.07755087 )
  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 ( 2460336 )
  sigma=0.01 kernel=rbfdot lambda=0 nblocks=4 ( 1092.066 )
  sigma=0.1 kernel=rbfdot lambda=0 nblocks=4 ( 66427219 )
  Error in solve(Matrix(K + diag(lambda, N))) : 
    Lapack routine dsytrf returned error code 8
  sigma=1 kernel=rbfdot lambda=0 nblocks=4 ( NA )
  sigma=10 kernel=rbfdot lambda=0 nblocks=4 ( 4.093659e+24 )
  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 ( 0.6559072 )
  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 ( 0.2390048 )
  sigma=0.01 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1865213 )
  sigma=0.1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1633488 )
  sigma=1 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.1848713 )
  sigma=10 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.3430713 )
  sigma=100 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2854606 )
  sigma=1000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2247213 )
  sigma=10000 kernel=rbfdot lambda=0.001 nblocks=4 ( 0.2258982 )
  sigma=0.001 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.27878 )
  sigma=0.01 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1922245 )
  sigma=0.1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1981543 )
  sigma=1 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.1440839 )
  sigma=10 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.166544 )
  sigma=100 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2028095 )
  sigma=1000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2138101 )
  sigma=10000 kernel=rbfdot lambda=0.01 nblocks=4 ( 0.2211091 )
  sigma=0.001 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2810404 )
  sigma=0.01 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2281124 )
  sigma=0.1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.185539 )
  sigma=1 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.1366565 )
  sigma=10 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.162881 )
  sigma=100 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.19 )
  sigma=1000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2145734 )
  sigma=10000 kernel=rbfdot lambda=0.1 nblocks=4 ( 0.2239118 )
  sigma=0.001 kernel=rbfdot lambda=1 nblocks=4 ( 0.2604699 )
  sigma=0.01 kernel=rbfdot lambda=1 nblocks=4 ( 0.269071 )
  sigma=0.1 kernel=rbfdot lambda=1 nblocks=4 ( 0.188845 )
  sigma=1 kernel=rbfdot lambda=1 nblocks=4 ( 0.1577005 )
  sigma=10 kernel=rbfdot lambda=1 nblocks=4 ( 0.1680778 )
  sigma=100 kernel=rbfdot lambda=1 nblocks=4 ( 0.2016773 )
  sigma=1000 kernel=rbfdot lambda=1 nblocks=4 ( 0.221482 )
  sigma=10000 kernel=rbfdot lambda=1 nblocks=4 ( 0.230813 )
  sigma=0.001 kernel=rbfdot lambda=10 nblocks=4 ( 0.2534763 )
  sigma=0.01 kernel=rbfdot lambda=10 nblocks=4 ( 0.2554715 )
  sigma=0.1 kernel=rbfdot lambda=10 nblocks=4 ( 0.2337759 )
  sigma=1 kernel=rbfdot lambda=10 nblocks=4 ( 0.2081515 )
  sigma=10 kernel=rbfdot lambda=10 nblocks=4 ( 0.2180234 )
  sigma=100 kernel=rbfdot lambda=10 nblocks=4 ( 0.229932 )
  sigma=1000 kernel=rbfdot lambda=10 nblocks=4 ( 0.2365659 )
  sigma=10000 kernel=rbfdot lambda=10 nblocks=4 ( 0.2390337 )
  sigma=0.001 kernel=rbfdot lambda=100 nblocks=4 ( 0.2445272 )
  sigma=0.01 kernel=rbfdot lambda=100 nblocks=4 ( 0.2446217 )
  sigma=0.1 kernel=rbfdot lambda=100 nblocks=4 ( 0.2409462 )
  sigma=1 kernel=rbfdot lambda=100 nblocks=4 ( 0.2357006 )
  sigma=10 kernel=rbfdot lambda=100 nblocks=4 ( 0.2379774 )
  sigma=100 kernel=rbfdot lambda=100 nblocks=4 ( 0.239645 )
  sigma=1000 kernel=rbfdot lambda=100 nblocks=4 ( 0.2405227 )
  sigma=10000 kernel=rbfdot lambda=100 nblocks=4 ( 0.2408273 )
  testthat results ================================================================
  OK: 116 SKIPPED: 0 FAILED: 1
  1. Failure: check vs vegan isomap (@test_isomap.R#28) 
  
  Error: testthat unit tests failed
  Execution halted