Re: Cross-building bootstrap binaries fail in current master

[Efraim Flashner <efraim@flashner.co.il>]

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On Thu, Oct 20, 2016 at 11:07:14AM +0200, Carlos Sánchez de La Lama wrote:
> Hi all,
> 
> with current master (1dc30f92320c5e1b528a7eec2b0a4ce529f70c56), trying
> 
> guix build --target=i686-linux bootstrap-tarballs
> 
> fails with
> 
> --8<---------------cut here---------------start------------->8---
> starting phase `unpack'
> In execvp of tar: No such file or directory
> phase `unpack' failed after 0.0 seconds
> builder for
> `/gnu/store/cyr61arxvjxdaxgy8rk8rzibyi2hg3pq-make-boot0-4.2.drv' failed
> with exit code 1
> @ build-failed
> /gnu/store/cyr61arxvjxdaxgy8rk8rzibyi2hg3pq-make-boot0-4.2.drv - 1
> builder for
> `/gnu/store/cyr61arxvjxdaxgy8rk8rzibyi2hg3pq-make-boot0-4.2.drv' failed
> with exit code 1
> cannot build derivation
> `/gnu/store/s3ax042hlvymvl749hksalir695vphjm-gcc-cross-boot0-4.9.3.drv':
> 1 dependencies couldn't be built
> guix build: error: build failed: build of
> `/gnu/store/s3ax042hlvymvl749hksalir695vphjm-gcc-cross-boot0-4.9.3.drv'
> failed
> --8<---------------cut here---------------end--------------->8---
> 
> This used to work previously (like couple of weeks ago). Unfortunately,
> I updated my all my branches to send last patches, so I am not sure
> which commit I was using before.
> 
> Apparently, guile fails to execvp "tar".
> 
> Seems related to this:
> https://lists.gnu.org/archive/html/guix-devel/2015-01/msg00162.html
> 
> Any clues?
> 
> BR
> 
> Carlos
> 

strace isn't particularly helpful here, here's what I get trying to
bootstrap from x86_64 -> aarch64

read(10, "phase `install-locale' succeeded"..., 51) = 51
read(10, "\0\0\0\0\0", 5)               = 5
write(2, "phase `install-locale' succeeded"..., 51) = 51
read(10, "gmlo\0\0\0\0", 8)             = 8
read(10, "\30\0\0\0\0\0\0\0", 8)        = 8
read(10, "starting phase `unpack'\n", 24) = 24
write(2, "starting phase `unpack'\n", 24) = 24
read(10, "gmlo\0\0\0\0", 8)             = 8
read(10, ",\0\0\0\0\0\0\0", 8)          = 8
read(10, "In execvp of tar: No such file o"..., 44) = 44
read(10, "\0\0\0\0", 4)                 = 4
write(2, "In execvp of tar: No such file o"..., 44) = 44
read(10, "gmlo\0\0\0\0", 8)             = 8
read(10, "(\0\0\0\0\0\0\0", 8)          = 8
read(10, "phase `unpack' failed after 0.0 "..., 40) = 40
write(2, "phase `unpack' failed after 0.0 "..., 40) = 40
read(10, "gmlo\0\0\0\0", 8)             = 8
read(10, "e\0\0\0\0\0\0\0", 8)          = 8
read(10, "builder for `/gnu/store/ckqpd9w4"..., 101) = 101
read(10, "\0\0\0", 3)                   = 3
write(2, "builder for `/gnu/store/ckqpd9w4"..., 101) = 101
read(10, "gmlo\0\0\0\0", 8)             = 8
read(10, "\267\0\0\0\0\0\0\0", 8)       = 8
read(10, "@ build-failed /gnu/store/ckqpd9"..., 183) = 183
read(10, "\0", 1)                       = 1
write(2, "@ build-failed /gnu/store/ckqpd9"..., 183) = 183
read(10, "gmlo\0\0\0\0", 8)             = 8
read(10, "\202\0\0\0\0\0\0\0", 8)       = 8
read(10, "cannot build derivation `/gnu/st"..., 130) = 130
read(10, "\0\0\0\0\0\0", 6)             = 6
write(2, "cannot build derivation `/gnu/st"..., 130) = 130
read(10, "ptxc\0\0\0\0", 8)             = 8
read(10, "W\0\0\0\0\0\0\0", 8)          = 8
read(10, "build of `/gnu/store/z4460vrlg1i"..., 87) = 87
read(10, "\0", 1)                       = 1
read(10, "d", 1)                        = 1
read(10, "\0\0\0\0\0\0\0", 7)           = 7
close(10)                               = 0

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Efraim Flashner   <efraim@flashner.co.il>   אפרים פלשנר
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