* using log directory ‘/data/localhost/ripley/R/packages/tests-MKL/fqardl.Rcheck’
* using R Under development (unstable) (2026-10-28 r90786)
* using platform: x86_64-pc-linux-gnu
* R was compiled by
    gcc (GCC) 16.2.1 20260819 (Red Hat 16.2.1-2)
    GNU Fortran (GCC) 16.2.1 20260819 (Red Hat 16.2.1-2)
* running under: Fedora Linux 44 (Server Edition)
* using session charset: UTF-8
* current time: 2026-10-30 00:09:15 UTC
* using option ‘--no-stop-on-test-error’
* checking for file ‘fqardl/DESCRIPTION’ ... OK
* checking extension type ... Package
* this is package ‘fqardl’ version ‘1.1.0’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ... OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for executable files ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking whether package ‘fqardl’ can be installed ... OK
* checking package directory ... OK
* checking DESCRIPTION meta-information ... OK
* checking top-level files ... OK
* checking for left-over files ... OK
* checking index information ... OK
* checking package subdirectories ... OK
* checking code files for non-ASCII characters ... OK
* checking R files for syntax errors ... OK
* checking whether the package can be loaded ... OK
* checking whether the package can be loaded with stated dependencies ... OK
* checking whether the package can be unloaded cleanly ... OK
* checking whether the namespace can be loaded with stated dependencies ... OK
* checking whether the namespace can be unloaded cleanly ... OK
* checking loading without being on the library search path ... OK
* checking use of S3 registration ... OK
* checking dependencies in R code ... OK
* checking S3 generic/method consistency ... OK
* checking replacement functions ... OK
* checking foreign function calls ... OK
* checking R code for possible problems ... [12s/14s] OK
* checking Rd files ... OK
* checking Rd metadata ... OK
* checking Rd line widths ... OK
* checking Rd cross-references ... OK
* checking for missing documentation entries ... OK
* checking for code/documentation mismatches ... OK
* checking Rd \usage sections ... OK
* checking Rd contents ... OK
* checking for unstated dependencies in examples ... OK
* checking contents of ‘data’ directory ... OK
* checking data for non-ASCII characters ... OK
* checking LazyData ... OK
* checking data for ASCII and uncompressed saves ... OK
* checking examples ... OK
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ...
  Running ‘testthat.R’
 ERROR
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > # This file is part of the fqardl package
  > library(testthat)
  > library(fqardl)
  > 
  > test_check("fqardl")
  Saving _problems/test-bootstrap-1.1.0-80.R
  =================================================================
     Fourier ADF Unit Root Test
     Enders and Lee (2012) Economics Letters
  =================================================================
  
  Model: Constant
  Sample size: 200
  Maximum lag tested: 14
  Maximum frequency: 3
  Lag selection: AIC
  
  -----------------------------------------------------------------
  Optimal frequency (k): 1
  Optimal lag (p): 0
  ADF statistic: -14.8886
  -----------------------------------------------------------------
  
  Critical values:
     1%  : -4.3700 *
     5%  : -3.7800 *
     10% : -3.4700 *
  -----------------------------------------------------------------
  F-test for linearity (H0: no Fourier terms needed):
     F-statistic: 107.5806
     Critical values 1%/5%/10%: 10.02 / 7.41 / 6.25
     -> Reject linearity: Fourier terms ARE significant
  -----------------------------------------------------------------
  Conclusion: Reject null hypothesis of unit root
              at 5% significance level
  =================================================================
  =================================================================
     Fourier ADF Unit Root Test
     Enders and Lee (2012) Economics Letters
  =================================================================
  
  Model: Constant
  Sample size: 200
  Maximum lag tested: 14
  Maximum frequency: 3
  Lag selection: AIC
  
  -----------------------------------------------------------------
  Optimal frequency (k): 1
  Optimal lag (p): 0
  ADF statistic: -3.2537
  -----------------------------------------------------------------
  
  Critical values:
     1%  : -4.3700 
     5%  : -3.7800 
     10% : -3.4700 
  -----------------------------------------------------------------
  F-test for linearity (H0: no Fourier terms needed):
     F-statistic: 5.3345
     Critical values 1%/5%/10%: 10.02 / 7.41 / 6.25
     -> Cannot reject linearity: Consider standard ADF
  -----------------------------------------------------------------
  Conclusion: Cannot reject null hypothesis of unit root
              at 5% significance level
  =================================================================
  =================================================================
     Fourier KPSS Stationarity Test
     Becker, Enders and Lee (2006)
  =================================================================
  
  Model: Level
  Sample size: 200
  Optimal frequency: k = 1
  
  -----------------------------------------------------------------
  KPSS statistic: 0.071969
  -----------------------------------------------------------------
  
  Critical values:
     1%  : 0.2699 
     5%  : 0.1720 
     10% : 0.1318 
  -----------------------------------------------------------------
  Conclusion: Cannot reject null hypothesis of stationarity
              -> Series is STATIONARY
  =================================================================
  
  ###############################################################
     Unit Root Analysis: Test
  ###############################################################
  
  >>> Fourier ADF Test <<<
  
  =================================================================
     Fourier ADF Unit Root Test
     Enders and Lee (2012) Economics Letters
  =================================================================
  
  Model: Constant
  Sample size: 150
  Maximum lag tested: 13
  Maximum frequency: 2
  Lag selection: AIC
  
  -----------------------------------------------------------------
  Optimal frequency (k): 2
  Optimal lag (p): 0
  ADF statistic: -11.4666
  -----------------------------------------------------------------
  
  Critical values:
     1%  : -3.9700 *
     5%  : -3.2700 *
     10% : -2.9100 *
  -----------------------------------------------------------------
  F-test for linearity (H0: no Fourier terms needed):
     F-statistic: 0.2543
     Critical values 1%/5%/10%: 10.35 / 7.58 / 6.35
     -> Cannot reject linearity: Consider standard ADF
  -----------------------------------------------------------------
  Conclusion: Reject null hypothesis of unit root
              at 5% significance level
  =================================================================
  
  >>> Fourier KPSS Test <<<
  
  =================================================================
     Fourier KPSS Stationarity Test
     Becker, Enders and Lee (2006)
  =================================================================
  
  Model: Level
  Sample size: 150
  Optimal frequency: k = 2
  
  -----------------------------------------------------------------
  KPSS statistic: 0.032790
  -----------------------------------------------------------------
  
  Critical values:
     1%  : 0.6671 
     5%  : 0.4152 
     10% : 0.3150 
  -----------------------------------------------------------------
  Conclusion: Cannot reject null hypothesis of stationarity
              -> Series is STATIONARY
  =================================================================
  
  ===============================================================
     JOINT CONCLUSION
  ===============================================================
  
  STATIONARY (I(0)) - Both tests agree
  
  Note: Fourier terms ARE significant -> Structural breaks present
  ===============================================================
  [ FAIL 1 | WARN 0 | SKIP 9 | PASS 326 ]
  
  ══ Skipped tests (9) ═══════════════════════════════════════════════════════════
  • On CRAN (8): 'test-fnardl.R:31:3', 'test-fnardl.R:74:3', 'test-fqardl.R:4:3',
    'test-fqardl.R:49:3', 'test-mtnardl.R:29:3', 'test-mtnardl.R:77:3',
    'test-size-mc.R:7:3', 'test-size-mc.R:27:3'
  • engine source not available (1): 'test-bootstrap-1.1.0.R:22:3'
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Failure ('test-bootstrap-1.1.0.R:80:3'): the bootstrap leaves the caller's random numbers untouched ──
  Expected `b1$boot_F` to be identical to `b2$boot_F`.
  Differences:
      actual               | expected                
  [1] 0.361527551603810837 - 0.361527551603810338 [1]
  [2] 1.519985489406229462 - 1.519985489406228352 [2]
  [3] 1.404349662152205580 - 1.404349662152203582 [3]
  [4] 0.881583377089361853 - 0.881583377089361631 [4]
  [5] 0.065147911225353711 - 0.065147911225353614 [5]
  
  
  [ FAIL 1 | WARN 0 | SKIP 9 | PASS 326 ]
  Error:
  ! Test failures.
  Execution halted
* checking PDF version of manual ... OK
* checking HTML version of manual ... OK
* checking for non-standard things in the check directory ... OK
* checking for detritus in the temp directory ... OK
* DONE

Status: 1 ERROR
See
  ‘/data/localhost/ripley/R/packages/tests-MKL/fqardl.Rcheck/00check.log’
for details.

Command exited with non-zero status 1
Time 1:11.43, 55.51 + 6.30