Running ‘testthat.R’ [10s/12s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > library(testthat)
  > test_check("ff")
  Loading required package: ff
  Loading required package: bit
  
  Attaching package: 'bit'
  
  The following object is masked from 'package:base':
  
      xor
  
  Attaching package ff
  - getOption("fftempdir")=="/home/hornik/tmp/scratch/RtmpEz9cKj/ff"
  
  - getOption("ffextension")=="ff"
  
  - getOption("ffdrop")==TRUE
  
  - getOption("fffinonexit")==TRUE
  
  - getOption("ffpagesize")==65536
  
  - getOption("ffcaching")=="mmnoflush"  -- consider "ffeachflush" if your system stalls on large writes
  
  - getOption("ffbatchbytes")==16777216 -- consider a different value for tuning your system
  
  - getOption("ffmaxbytes")==536870912 -- consider a different value for tuning your system
  
  
  Attaching package: 'ff'
  
  The following objects are masked from 'package:utils':
  
      write.csv, write.csv2
  
  The following objects are masked from 'package:base':
  
      is.factor, is.ordered
  
  Saving _problems/test-zero_lengths-1012.R
  Saving _problems/test-zero_lengths-1015.R
  Saving _problems/test-zero_lengths-1021.R
  Saving _problems/test-zero_lengths-1024.R
  Saving _problems/test-zero_lengths-1012.R
  Saving _problems/test-zero_lengths-1015.R
  Saving _problems/test-zero_lengths-1024.R
  Saving _problems/test-zero_lengths-1012.R
  Saving _problems/test-zero_lengths-1015.R
  Saving _problems/test-zero_lengths-1021.R
  Saving _problems/test-zero_lengths-1012.R
  Saving _problems/test-zero_lengths-1015.R
  Saving _problems/test-zero_lengths-1024.R
  Saving _problems/test-zero_lengths-1012.R
  Saving _problems/test-zero_lengths-1015.R
  Saving _problems/test-zero_lengths-1021.R
  [ FAIL 16 | WARN 529 | SKIP 0 | PASS 950 ]
  
  ══ Failed tests ════════════════════════════════════════════════════════════════
  ── Failure ('test-zero_lengths.R:1012:5'): lots of stuff related to dims work ──
  Expected `ftmp[] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1015:5'): lots of stuff related to dims work ──
  Expected `ftmp[, ] <- 2L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1021:5'): lots of stuff related to dims work ──
  Expected `ftmp[i, ] <- 0L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1024:5'): lots of stuff related to dims work ──
  Expected `ftmp[, j] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1012:5'): lots of stuff related to dims work ──
  Expected `ftmp[] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1015:5'): lots of stuff related to dims work ──
  Expected `ftmp[, ] <- 2L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1024:5'): lots of stuff related to dims work ──
  Expected `ftmp[, j] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1012:5'): lots of stuff related to dims work ──
  Expected `ftmp[] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1015:5'): lots of stuff related to dims work ──
  Expected `ftmp[, ] <- 2L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1021:5'): lots of stuff related to dims work ──
  Expected `ftmp[i, ] <- 0L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1012:5'): lots of stuff related to dims work ──
  Expected `ftmp[] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1015:5'): lots of stuff related to dims work ──
  Expected `ftmp[, ] <- 2L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1024:5'): lots of stuff related to dims work ──
  Expected `ftmp[, j] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1012:5'): lots of stuff related to dims work ──
  Expected `ftmp[] <- 1L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1015:5'): lots of stuff related to dims work ──
  Expected `ftmp[, ] <- 2L` to run silently.
  Actual noise: warnings.
  ── Failure ('test-zero_lengths.R:1021:5'): lots of stuff related to dims work ──
  Expected `ftmp[i, ] <- 0L` to run silently.
  Actual noise: warnings.
  
  [ FAIL 16 | WARN 529 | SKIP 0 | PASS 950 ]
  Error:
  ! Test failures.
  Execution halted