BUG: if importing multiarray fails, don't discard the error message
BUG: if importing multiarray fails, don't discard the error message

This will hopefully make it easier to debug problems like those seen
in gh-8653.

rgommers/numpy,ahaldane/numpy,pdebuyl/numpy,MSeifert04/numpy,simongibbons/numpy,endolith/numpy,shoyer/numpy,seberg/numpy,mhvk/numpy,pizzathief/numpy,MSeifert04/numpy,jakirkham/numpy,charris/numpy,WarrenWeckesser/numpy,numpy/numpy,mattip/numpy,Eric89GXL/numpy,MSeifert04/numpy,tynn/numpy,mattip/numpy,simongibbons/numpy,pizzathief/numpy,mhvk/numpy,jakirkham/numpy,grlee77/numpy,numpy/numpy,jorisvandenbossche/numpy,grlee77/numpy,mhvk/numpy,Eric89GXL/numpy,anntzer/numpy,anntzer/numpy,solarjoe/numpy,solarjoe/numpy,abalkin/numpy,pizzathief/numpy,WarrenWeckesser/numpy,numpy/numpy,charris/numpy,mattip/numpy,jorisvandenbossche/numpy,anntzer/numpy,endolith/numpy,rgommers/numpy,jorisvandenbossche/numpy,bringingheavendown/numpy,mhvk/numpy,ahaldane/numpy,pbrod/numpy,pdebuyl/numpy,jakirkham/numpy,b-carter/numpy,gfyoung/numpy,ahaldane/numpy,abalkin/numpy,pbrod/numpy,madphysicist/numpy,simongibbons/numpy,b-carter/numpy,jorisvandenbossche/numpy,seberg/numpy,shoyer/numpy,b-carter/numpy,bringingheavendown/numpy,bringingheavendown/numpy,shoyer/numpy,numpy/numpy,madphysicist/numpy,WarrenWeckesser/numpy,madphysicist/numpy,MSeifert04/numpy,Eric89GXL/numpy,ahaldane/numpy,mattip/numpy,gfyoung/numpy,shoyer/numpy,endolith/numpy,pizzathief/numpy,endolith/numpy,charris/numpy,seberg/numpy,simongibbons/numpy,madphysicist/numpy,pdebuyl/numpy,solarjoe/numpy,shoyer/numpy,mhvk/numpy,grlee77/numpy,pizzathief/numpy,anntzer/numpy,pbrod/numpy,simongibbons/numpy,tynn/numpy,tynn/numpy,rgommers/numpy,pbrod/numpy,ahaldane/numpy,pbrod/numpy,seberg/numpy,charris/numpy,pdebuyl/numpy,WarrenWeckesser/numpy,Eric89GXL/numpy,gfyoung/numpy,grlee77/numpy,abalkin/numpy,grlee77/numpy,MSeifert04/numpy,jakirkham/numpy,WarrenWeckesser/numpy,jakirkham/numpy,jorisvandenbossche/numpy,madphysicist/numpy,rgommers/numpy