Running 'testthat.R' [37s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(rbioacc)
  > 
  > test_check("rbioacc")
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000202 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 2.02 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.009 seconds (Warm-up)
  Chain 1:                0.003 seconds (Sampling)
  Chain 1:                0.012 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 4.2e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.42 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.019 seconds (Warm-up)
  Chain 2:                0.003 seconds (Sampling)
  Chain 2:                0.022 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000315 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 3.15 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.012 seconds (Warm-up)
  Chain 1:                0.017 seconds (Sampling)
  Chain 1:                0.029 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 0.000286 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 2.86 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.014 seconds (Warm-up)
  Chain 2:                0.017 seconds (Sampling)
  Chain 2:                0.031 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000142 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 1.42 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 1:                0.003 seconds (Sampling)
  Chain 1:                0.014 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 0.000101 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 1.01 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 2:                0.017 seconds (Sampling)
  Chain 2:                0.028 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 4e-05 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 0.4 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.002 seconds (Warm-up)
  Chain 1:                0.002 seconds (Sampling)
  Chain 1:                0.004 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 3.9e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.39 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 2:                0.002 seconds (Sampling)
  Chain 2:                0.013 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000281 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 2.81 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.013 seconds (Warm-up)
  Chain 1:                0.017 seconds (Sampling)
  Chain 1:                0.03 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: 
  Chain 2: Gradient evaluation took 0.000277 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 2.77 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.01 seconds (Warm-up)
  Chain 2:                0.002 seconds (Sampling)
  Chain 2:                0.012 seconds (Total)
  Chain 2: 
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for fill is already present.
  Adding another scale for fill, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for fill is already present.
  Adding another scale for fill, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 2.6e-05 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 0.26 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.007 seconds (Warm-up)
  Chain 1:                0.001 seconds (Sampling)
  Chain 1:                0.008 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 2.9e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.29 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.006 seconds (Warm-up)
  Chain 2:                0.005 seconds (Sampling)
  Chain 2:                0.011 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000224 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 2.24 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 1:                0.003 seconds (Sampling)
  Chain 1:                0.014 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: 
  Chain 2: Gradient evaluation took 0.000306 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 3.06 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.012 seconds (Warm-up)
  Chain 2:                0.018 seconds (Sampling)
  Chain 2:                0.03 seconds (Total)
  Chain 2: 
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for colour is already present.
  Adding another scale for colour, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for colour is already present.
  Adding another scale for colour, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for colour is already present.
  Adding another scale for colour, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for colour is already present.
  Adding another scale for colour, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for colour is already present.
  Adding another scale for colour, which will replace the existing scale.
  Loading required namespace: coda
  Failed with error:  'there is no package called 'coda''
  Scale for colour is already present.
  Adding another scale for colour, which will replace the existing scale.
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 2.6e-05 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 0.26 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 1: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 1: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 1: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 1: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 1: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 1: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 1: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.005 seconds (Warm-up)
  Chain 1:                0.004 seconds (Sampling)
  Chain 1:                0.009 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 2.5e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.25 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 2: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 2: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 2: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 2: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 2: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 2: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 2: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.001 seconds (Warm-up)
  Chain 2:                0.006 seconds (Sampling)
  Chain 2:                0.007 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 3).
  Chain 3: 
  Chain 3: Gradient evaluation took 2.6e-05 seconds
  Chain 3: 1000 transitions using 10 leapfrog steps per transition would take 0.26 seconds.
  Chain 3: Adjust your expectations accordingly!
  Chain 3: 
  Chain 3: 
  Chain 3: WARNING: No variance estimation is
  Chain 3:          performed for num_warmup < 20
  Chain 3: 
  Chain 3: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 3: Iteration: 2 / 10 [ 20%]  (Warmup)
  Chain 3: Iteration: 3 / 10 [ 30%]  (Warmup)
  Chain 3: Iteration: 4 / 10 [ 40%]  (Warmup)
  Chain 3: Iteration: 5 / 10 [ 50%]  (Warmup)
  Chain 3: Iteration: 6 / 10 [ 60%]  (Sampling)
  Chain 3: Iteration: 7 / 10 [ 70%]  (Sampling)
  Chain 3: Iteration: 8 / 10 [ 80%]  (Sampling)
  Chain 3: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 3: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 3: 
  Chain 3:  Elapsed Time: 0.001 seconds (Warm-up)
  Chain 3:                0.009 seconds (Sampling)
  Chain 3:                0.01 seconds (Total)
  Chain 3: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 4).
  Chain 4: 
  Chain 4: Gradient evaluation took 2.3e-05 seconds
  Chain 4: 1000 transitions using 10 leapfrog steps per transition would take 0.23 seconds.
  Chain 4: Adjust your expectations accordingly!
  Chain 4: 
  Chain 4: 
  Chain 4: WARNING: No variance estimation is
  Chain 4:          performed for num_warmup < 20
  Chain 4: 
  Chain 4: Iteration: 1 / 10 [ 10%]  (Warmup)
  Chain 4: Iteration: 2 / 10 [ 20%]  (Warmup)
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  Chain 4: 
  Chain 4:  Elapsed Time: 0.005 seconds (Warm-up)
  Chain 4:                0.001 seconds (Sampling)
  Chain 4:                0.006 seconds (Total)
  Chain 4: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000257 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 2.57 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: 
  Chain 1:  Elapsed Time: 0.012 seconds (Warm-up)
  Chain 1:                0.003 seconds (Sampling)
  Chain 1:                0.015 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: 
  Chain 2: Gradient evaluation took 0.00022 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 2.2 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: 
  Chain 2:  Elapsed Time: 0.015 seconds (Warm-up)
  Chain 2:                0.017 seconds (Sampling)
  Chain 2:                0.032 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 3).
  Chain 3: Rejecting initial value:
  Chain 3:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 3:   Stan can't start sampling from this initial value.
  Chain 3: 
  Chain 3: Gradient evaluation took 0.000207 seconds
  Chain 3: 1000 transitions using 10 leapfrog steps per transition would take 2.07 seconds.
  Chain 3: Adjust your expectations accordingly!
  Chain 3: 
  Chain 3: 
  Chain 3: WARNING: No variance estimation is
  Chain 3:          performed for num_warmup < 20
  Chain 3: 
  Chain 3: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 3: 
  Chain 3:  Elapsed Time: 0.007 seconds (Warm-up)
  Chain 3:                0.002 seconds (Sampling)
  Chain 3:                0.009 seconds (Total)
  Chain 3: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 4).
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: Rejecting initial value:
  Chain 4:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 4:   Stan can't start sampling from this initial value.
  Chain 4: 
  Chain 4: Gradient evaluation took 0.000147 seconds
  Chain 4: 1000 transitions using 10 leapfrog steps per transition would take 1.47 seconds.
  Chain 4: Adjust your expectations accordingly!
  Chain 4: 
  Chain 4: 
  Chain 4: WARNING: No variance estimation is
  Chain 4:          performed for num_warmup < 20
  Chain 4: 
  Chain 4: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 4: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 4: 
  Chain 4:  Elapsed Time: 0.012 seconds (Warm-up)
  Chain 4:                0.017 seconds (Sampling)
  Chain 4:                0.029 seconds (Total)
  Chain 4: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000104 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 1.04 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 1:                0.015 seconds (Sampling)
  Chain 1:                0.026 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 0.000117 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 1.17 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.007 seconds (Warm-up)
  Chain 2:                0.001 seconds (Sampling)
  Chain 2:                0.008 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 3).
  Chain 3: 
  Chain 3: Gradient evaluation took 6.5e-05 seconds
  Chain 3: 1000 transitions using 10 leapfrog steps per transition would take 0.65 seconds.
  Chain 3: Adjust your expectations accordingly!
  Chain 3: 
  Chain 3: 
  Chain 3: WARNING: No variance estimation is
  Chain 3:          performed for num_warmup < 20
  Chain 3: 
  Chain 3: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 3: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 3: 
  Chain 3:  Elapsed Time: 0.013 seconds (Warm-up)
  Chain 3:                0.017 seconds (Sampling)
  Chain 3:                0.03 seconds (Total)
  Chain 3: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 4).
  Chain 4: 
  Chain 4: Gradient evaluation took 0.000119 seconds
  Chain 4: 1000 transitions using 10 leapfrog steps per transition would take 1.19 seconds.
  Chain 4: Adjust your expectations accordingly!
  Chain 4: 
  Chain 4: 
  Chain 4: WARNING: No variance estimation is
  Chain 4:          performed for num_warmup < 20
  Chain 4: 
  Chain 4: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 4: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 4: 
  Chain 4:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 4:                0.017 seconds (Sampling)
  Chain 4:                0.028 seconds (Total)
  Chain 4: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 2.7e-05 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 0.27 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.001 seconds (Warm-up)
  Chain 1:                0.001 seconds (Sampling)
  Chain 1:                0.002 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 2.7e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.27 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.001 seconds (Warm-up)
  Chain 2:                0 seconds (Sampling)
  Chain 2:                0.001 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000222 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 2.22 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.012 seconds (Warm-up)
  Chain 1:                0.003 seconds (Sampling)
  Chain 1:                0.015 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: 
  Chain 2: Gradient evaluation took 0.00021 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 2.1 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.014 seconds (Warm-up)
  Chain 2:                0.016 seconds (Sampling)
  Chain 2:                0.03 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 5.2e-05 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 0.52 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.016 seconds (Warm-up)
  Chain 1:                0.01 seconds (Sampling)
  Chain 1:                0.026 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 4e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.4 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.01 seconds (Warm-up)
  Chain 2:                0.001 seconds (Sampling)
  Chain 2:                0.011 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000305 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 3.05 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: Iteration: 9 / 10 [ 90%]  (Sampling)
  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.011 seconds (Warm-up)
  Chain 1:                0.003 seconds (Sampling)
  Chain 1:                0.014 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: Rejecting initial value:
  Chain 2:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 2:   Stan can't start sampling from this initial value.
  Chain 2: 
  Chain 2: Gradient evaluation took 0.000311 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 3.11 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: 
  Chain 2:  Elapsed Time: 0.013 seconds (Warm-up)
  Chain 2:                0.018 seconds (Sampling)
  Chain 2:                0.031 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: 
  Chain 1: Gradient evaluation took 2.8e-05 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 0.28 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
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  Chain 1: 
  Chain 1:  Elapsed Time: 0.001 seconds (Warm-up)
  Chain 1:                0.002 seconds (Sampling)
  Chain 1:                0.003 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 4.4e-05 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 0.44 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
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  Chain 2: 
  Chain 2:  Elapsed Time: 0.002 seconds (Warm-up)
  Chain 2:                0.012 seconds (Sampling)
  Chain 2:                0.014 seconds (Total)
  Chain 2: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 1).
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: Rejecting initial value:
  Chain 1:   Log probability evaluates to log(0), i.e. negative infinity.
  Chain 1:   Stan can't start sampling from this initial value.
  Chain 1: 
  Chain 1: Gradient evaluation took 0.000376 seconds
  Chain 1: 1000 transitions using 10 leapfrog steps per transition would take 3.76 seconds.
  Chain 1: Adjust your expectations accordingly!
  Chain 1: 
  Chain 1: 
  Chain 1: WARNING: No variance estimation is
  Chain 1:          performed for num_warmup < 20
  Chain 1: 
  Chain 1: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 1: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 1: 
  Chain 1:  Elapsed Time: 0.015 seconds (Warm-up)
  Chain 1:                0.018 seconds (Sampling)
  Chain 1:                0.033 seconds (Total)
  Chain 1: 
  
  SAMPLING FOR MODEL 'TK' NOW (CHAIN 2).
  Chain 2: 
  Chain 2: Gradient evaluation took 0.00037 seconds
  Chain 2: 1000 transitions using 10 leapfrog steps per transition would take 3.7 seconds.
  Chain 2: Adjust your expectations accordingly!
  Chain 2: 
  Chain 2: 
  Chain 2: WARNING: No variance estimation is
  Chain 2:          performed for num_warmup < 20
  Chain 2: 
  Chain 2: Iteration: 1 / 10 [ 10%]  (Warmup)
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  Chain 2: Iteration: 10 / 10 [100%]  (Sampling)
  Chain 2: 
  Chain 2:  Elapsed Time: 0.016 seconds (Warm-up)
  Chain 2:                0.017 seconds (Sampling)
  Chain 2:                0.033 seconds (Total)
  Chain 2: 
  [ FAIL 5 | WARN 85 | SKIP 9 | PASS 75 ]
  
  ══ Skipped tests (9) ═══════════════════════════════════════════════════════════
  • On CRAN (6): 'test-elim.R:3:3', 'test-fit.R:3:3', 'test-fitODE.R:3:3',
    'test-predict.R:3:3', 'test-predict.R:61:3', 'test-predict_manual.R:3:3'
  • empty test (3): 'test-PP.R:1:1', 'test-correlation.R:1:1', 'test-ppc.R:1:1'
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Failure ('test-correlation.R:28:5'): corrPlot ───────────────────────────────
  all(class(plt_MGS) == c("gg", "ggmatrix")) is not TRUE
  
  `actual`:   FALSE
  `expected`: TRUE 
  ── Failure ('test-correlation.R:29:5'): corrPlot ───────────────────────────────
  all(class(plt_MGS_det) == c("gg", "ggmatrix")) is not TRUE
  
  `actual`:   FALSE
  `expected`: TRUE 
  ── Failure ('test-correlation.R:30:5'): corrPlot ───────────────────────────────
  all(class(plt_MGSG) == c("gg", "ggmatrix")) is not TRUE
  
  `actual`:   FALSE
  `expected`: TRUE 
  ── Failure ('test-correlation.R:31:5'): corrPlot ───────────────────────────────
  all(class(plt_MGSG_det) == c("gg", "ggmatrix")) is not TRUE
  
  `actual`:   FALSE
  `expected`: TRUE 
  ── Failure ('test-correlation.R:32:5'): corrPlot ───────────────────────────────
  all(class(plt_MGSG_sto) == c("gg", "ggmatrix")) is not TRUE
  
  `actual`:   FALSE
  `expected`: TRUE 
  
  [ FAIL 5 | WARN 85 | SKIP 9 | PASS 75 ]
  Error: Test failures
  Execution halted