##############################################################################
##############################################################################
###
### Running command:
###
###   /Library/Frameworks/R.framework/Resources/bin/R CMD check --install=check:MsBackendMetaboLights.install-out.txt --library=/Library/Frameworks/R.framework/Resources/library --no-vignettes --timings MsBackendMetaboLights_1.0.0.tar.gz
###
##############################################################################
##############################################################################


* using log directory ‘/Users/biocbuild/bbs-3.20-bioc/meat/MsBackendMetaboLights.Rcheck’
* using R version 4.4.1 (2024-06-14)
* using platform: x86_64-apple-darwin20
* R was compiled by
    Apple clang version 14.0.0 (clang-1400.0.29.202)
    GNU Fortran (GCC) 12.2.0
* running under: macOS Monterey 12.7.6
* using session charset: UTF-8
* using option ‘--no-vignettes’
* checking for file ‘MsBackendMetaboLights/DESCRIPTION’ ... OK
* this is package ‘MsBackendMetaboLights’ version ‘1.0.0’
* package encoding: UTF-8
* checking package namespace information ... OK
* checking package dependencies ...Warning: unable to access index for repository https://CRAN.R-project.org/src/contrib:
  cannot open URL 'https://CRAN.R-project.org/src/contrib/PACKAGES'
 OK
* checking if this is a source package ... OK
* checking if there is a namespace ... OK
* checking for hidden files and directories ... OK
* checking for portable file names ... OK
* checking for sufficient/correct file permissions ... OK
* checking whether package ‘MsBackendMetaboLights’ can be installed ... OK
* checking installed package size ... OK
* checking package directory ... OK
* checking ‘build’ 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 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 ... OK
* checking Rd files ... OK
* checking Rd metadata ... 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 files in ‘vignettes’ ... OK
* checking examples ... ERROR
Running examples in ‘MsBackendMetaboLights-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: MsBackendMetaboLights
> ### Title: MsBackend representing MS data from MetaboLights
> ### Aliases: MsBackendMetaboLights MsBackendMetaboLights-class
> ###   backendInitialize,MsBackendMetaboLights-method
> ###   backendMerge,MsBackendMetaboLights-method
> ###   backendRequiredSpectraVariables,MsBackendMetaboLights-method
> ###   mtbls_sync
> 
> ### ** Examples
> 
> 
> library(MsBackendMetaboLights)
> 
> ## List files of a MetaboLights data set
> mtbls_list_files("MTBLS39")
[1] "FILES"                                                                                                          
[2] "a_MTBLS39_the_plasticity_of_the_grapevine_berry_transcriptome_metabolite_profiling_mass_spectrometry.txt"       
[3] "i_Investigation.txt"                                                                                            
[4] "m_MTBLS39_the_plasticity_of_the_grapevine_berry_transcriptome_metabolite_profiling_mass_spectrometry_v2_maf.tsv"
[5] "metexplore_mapping.json"                                                                                        
[6] "s_MTBLS39.txt"                                                                                                  
> 
> ## Initialize a MsBackendMetaboLights representing all MS data files of
> ## the data set with the ID "MTBLS39". This will download and cache all
> ## files and subsequently load and represent them in R.
> 
> be <- backendInitialize(MsBackendMetaboLights(), "MTBLS39")
Used data files from the assay's column "Raw Spectral Data File" since none were available in column "Derived Spectral Data File".
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN063B.cdf'
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN063C.cdf'
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS063B.cdf'
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS063B.cdf' produced error:
  Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS063C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS063C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS063C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3213
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS063C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS063C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM063B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3214
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM063C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3215
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM063C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073A.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073A.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/MN073A.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3216
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073A.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073A.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/MN073B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3217
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/MN073C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3218
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN073C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073A.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073A.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS073A.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3219
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073A.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073A.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS073B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3220
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS073C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3221
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS073C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073A.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073A.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM073A.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3222
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073A.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073A.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM073B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3223
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM073C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3224
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM073C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083A.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083A.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/MN083A.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3225
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083A.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083A.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/MN083B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3226
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/MN083C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3227
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/MN083C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083A.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083A.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS083A.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3228
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083A.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083A.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS083B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3229
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/CS083C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3230
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/CS083C.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083A.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083A.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM083A.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3231
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083A.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083A.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083B.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083B.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM083B.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3232
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083B.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083B.cdf' produced error:
  bfcadd() failed; see warnings()
adding rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083C.cdf'
Warning: download failed
  web resource path: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083C.cdf’
  local file path: ‘/Users/biocbuild/Library/Caches/org.R-project.R/R/BiocFileCache/AM083C.cdf’
  reason: Failure when receiving data from the peer [ftp.ebi.ac.uk]: Recv failure: Connection reset by peer
Warning: bfcadd() failed; resource removed
  rid: BFC3233
  fpath: ‘ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083C.cdf’
  reason: download failed
Warning in value[[3L]](cond) : 
trying to add rname 'ftp://ftp.ebi.ac.uk/pub/databases/metabolights/studies/public/MTBLS39/FILES/AM083C.cdf' produced error:
  bfcadd() failed; see warnings()
Error in bfcrpath(bfc, paste0(fpath, ffiles), fname = "exact") : 
  not all 'rnames' found or unique.
Calls: backendInitialize ... .local -> .mtbls_data_files -> bfcrpath -> bfcrpath
Execution halted
* checking for unstated dependencies in ‘tests’ ... OK
* checking tests ...
  Running ‘testthat.R’
 ERROR
Running the tests in ‘tests/testthat.R’ failed.
Last 13 lines of output:
  ── Error ('test_MsBackendMetaboLights.R:167:1'): (code run outside of `test_that()`) ──
  Error: Failed to connect to MetaboLights. No internet connection? Does the data set "MTBLS2" exist?
   - cannot open the connection
  Backtrace:
      ▆
   1. └─MsBackendMetaboLights:::.mtbls_assay_list("MTBLS2") at test_MsBackendMetaboLights.R:167:1
   2.   └─MsBackendMetaboLights::mtbls_list_files(x, pattern = "^a_")
   3.     └─base::tryCatch(...)
   4.       └─base (local) tryCatchList(expr, classes, parentenv, handlers)
   5.         └─base (local) tryCatchOne(expr, names, parentenv, handlers[[1L]])
   6.           └─value[[3L]](cond)
  
  [ FAIL 9 | WARN 9 | SKIP 0 | PASS 18 ]
  Error: Test failures
  Execution halted
* checking for unstated dependencies in vignettes ... OK
* checking package vignettes ... OK
* checking running R code from vignettes ... SKIPPED
* checking re-building of vignette outputs ... SKIPPED
* checking PDF version of manual ... OK
* DONE

Status: 2 ERRORs
See
  ‘/Users/biocbuild/bbs-3.20-bioc/meat/MsBackendMetaboLights.Rcheck/00check.log’
for details.