Namespace in Imports field not imported from: ‘xcms’
  All declared Imports should be used.
Namespace in Imports field not imported from: ‘xcms’
  All declared Imports should be used.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.8)
than is installed on your system (1.0.8.3). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
See section 'Generic functions and methods' in the 'Writing R
Extensions' manual.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.8)
than is installed on your system (1.0.8.3). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.8)
than is installed on your system (1.0.8.3). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
The \usage entries for S3 methods should use the \method markup and not
their full name.
See chapter 'Writing R documentation files' in the 'Writing R
Extensions' manual.
Namespace in Imports field not imported from: ‘xcms’
  All declared Imports should be used.
Found the following significant warnings:
  Warning: namespace ‘xcms’ is not available and has been replaced
See ‘/Volumes/Builds/packages/high-sierra-x86_64/results/4.1/specmine.datasets.Rcheck/00install.out’ for details.
Namespace in Imports field not imported from: ‘xcms’
  All declared Imports should be used.
Failed with error:  'package 'MSnbase' could not be loaded'
  Error loading dataset 'spinalCord':
   Error in .requirePackage(package) : 
    unable to find required package 'xcms'
  
  The dataset(s) may use package(s) not declared in the DESCRIPTION file.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.6)
than is installed on your system (1.0.7). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
See section 'Generic functions and methods' in the 'Writing R
Extensions' manual.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.6)
than is installed on your system (1.0.7). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.6)
than is installed on your system (1.0.7). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
The \usage entries for S3 methods should use the \method markup and not
their full name.
See chapter 'Writing R documentation files' in the 'Writing R
Extensions' manual.
Namespace in Imports field not imported from: ‘xcms’
  All declared Imports should be used.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.4.6)
than is installed on your system (1.0.6). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
See section ‘Generic functions and methods’ in the ‘Writing R
Extensions’ manual.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.4.6)
than is installed on your system (1.0.6). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.4.6)
than is installed on your system (1.0.6). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
The \usage entries for S3 methods should use the \method markup and not
their full name.
See chapter ‘Writing R documentation files’ in the ‘Writing R
Extensions’ manual.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.5)
than is installed on your system (1.0.7). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
See section 'Generic functions and methods' in the 'Writing R
Extensions' manual.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.5)
than is installed on your system (1.0.7). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
Warning in fun(libname, pkgname) :
  mzR has been built against a different Rcpp version (1.0.5)
than is installed on your system (1.0.7). This might lead to errors
when loading mzR. If you encounter such issues, please send a report,
including the output of sessionInfo() to the Bioc support forum at 
https://support.bioconductor.org/. For details see also
https://github.com/sneumann/mzR/wiki/mzR-Rcpp-compiler-linker-issue.
The \usage entries for S3 methods should use the \method markup and not
their full name.
See chapter 'Writing R documentation files' in the 'Writing R
Extensions' manual.