Running ‘testthat.R’ [119s/140s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > library(testthat)
  > library(GauPro)
  Loading required package: mixopt
  Loading required package: dplyr
  
  Attaching package: 'dplyr'
  
  The following objects are masked from 'package:stats':
  
      filter, lag
  
  The following objects are masked from 'package:base':
  
      intersect, setdiff, setequal, union
  
  Loading required package: ggplot2
  Loading required package: splitfngr
  Loading required package: numDeriv
  Loading required package: rmarkdown
  Loading required package: tidyr
  > 
  > test_check("GauPro")
  
  warning: solve(): system is singular; attempting approx solution
  Error : solve(): solution not found
  Saving _problems/test_kernel_model_and_kernels-680.R
  Saving _problems/test_kernel_model_and_kernels-680.R
  Saving _problems/test_kernel_model_and_kernels-680.R
  Saving _problems/test_kernel_model_and_kernels-680.R
  [ FAIL 4 | WARN 0 | SKIP 0 | PASS 3779 ]
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Failure ('test_kernel_model_and_kernels.R:677:7'): Cts kernels 2D ───────────
  Expected Product numgrad matches symbolic grad (failed on all 10 attempts) to be TRUE.
  Differences:
  `actual`:   FALSE
  `expected`: TRUE 
  
  Backtrace:
      ▆
   1. ├─testthatmulti::ttm(...) at test_kernel_model_and_kernels.R:346:5
   2. │ └─rlang::eval_tidy(rlang::quo_get_expr(enquo_expr), env = parent.frame())
   3. └─testthat::expect_true(...) at test_kernel_model_and_kernels.R:677:7
  ── Failure ('test_kernel_model_and_kernels.R:677:7'): Cts kernels 2D ───────────
  Expected Product numgrad matches symbolic grad (failed on all 10 attempts) to be TRUE.
  Differences:
  `actual`:   FALSE
  `expected`: TRUE 
  
  Backtrace:
      ▆
   1. ├─testthatmulti::ttm(...) at test_kernel_model_and_kernels.R:346:5
   2. │ └─rlang::eval_tidy(rlang::quo_get_expr(enquo_expr), env = parent.frame())
   3. └─testthat::expect_true(...) at test_kernel_model_and_kernels.R:677:7
  ── Failure ('test_kernel_model_and_kernels.R:677:7'): Cts kernels 2D ───────────
  Expected Product numgrad matches symbolic grad (failed on all 10 attempts) to be TRUE.
  Differences:
  `actual`:   FALSE
  `expected`: TRUE 
  
  Backtrace:
      ▆
   1. ├─testthatmulti::ttm(...) at test_kernel_model_and_kernels.R:346:5
   2. │ └─rlang::eval_tidy(rlang::quo_get_expr(enquo_expr), env = parent.frame())
   3. └─testthat::expect_true(...) at test_kernel_model_and_kernels.R:677:7
  ── Failure ('test_kernel_model_and_kernels.R:677:7'): Cts kernels 2D ───────────
  Expected Product numgrad matches symbolic grad (failed on all 10 attempts) to be TRUE.
  Differences:
  `actual`:   FALSE
  `expected`: TRUE 
  
  Backtrace:
      ▆
   1. ├─testthatmulti::ttm(...) at test_kernel_model_and_kernels.R:346:5
   2. │ └─rlang::eval_tidy(rlang::quo_get_expr(enquo_expr), env = parent.frame())
   3. └─testthat::expect_true(...) at test_kernel_model_and_kernels.R:677:7
  
  [ FAIL 4 | WARN 0 | SKIP 0 | PASS 3779 ]
  Error:
  ! Test failures.
  Execution halted