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aspmx1.migadu.com; dkim=none; spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Spam-Score: -2.94 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=pass (policy=none) header.from=gnu.org; spf=pass (aspmx1.migadu.com: domain of bug-guix-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=bug-guix-bounces@gnu.org X-Migadu-Queue-Id: 3AA9F1EF26 X-Spam-Score: -2.94 X-Migadu-Scanner: scn0.migadu.com X-TUID: KTM7O6ukpAg6 ImageMagick=E2=80=99s =E2=80=98convert=E2=80=99 refers to the =E2=80=98dweb= p=E2=80=99 program with a leading space, which prevents conversion to/from webp: --8<---------------cut here---------------start------------->8--- $ guix time-machine --commit=3D2a624253bc55e2a94f6581d6e790303575436c96 -- \ environment -C --ad-hoc strace imagemagick libwebp -- \ strace -f -e execve convert t.webp t.png execve("/gnu/store/2rmnafvwqvl460qa370gn18yl09dx91h-profile/bin/convert", [= "convert", "t.webp", "t.png"], 0x7ffe6637b988 /* 10 vars */) =3D 0 strace: Process 5 attached [pid 5] execve("/gnu/store/2rmnafvwqvl460qa370gn18yl09dx91h-profile/bin= / dwebp", [" dwebp", "-pam", "/tmp/magick-FacyU5v0_s0CnpxpMzs0"..., "-o", "= /tmp/magick-4R_OusxZBx5fjGrfq0KU"...], 0x7ffd7f3538e8 /* 10 vars */) =3D -1= ENOENT (No such file or directory) [pid 5] +++ exited with 1 +++ --- SIGCHLD {si_signo=3DSIGCHLD, si_code=3DCLD_EXITED, si_pid=3D5, si_uid= =3D1000, si_status=3D1, si_utime=3D0, si_stime=3D0} --- convert: unable to open image `t.webp': No such file or directory @ error/b= lob.c/OpenBlob/2924. convert: delegate failed `' dwebp' -pam '%i' -o '%o'' @ error/delegate.c/In= vokeDelegate/1970. convert: unable to open file `/tmp/magick-e8GzrEcauG0mZICNZggy_vG77mtn29lu'= : No such file or directory @ error/constitute.c/ReadImage/615. convert: no images defined `t.png' @ error/convert.c/ConvertImageCommand/32= 29. +++ exited with 1 +++ --8<---------------cut here---------------end--------------->8--- Ludo=E2=80=99.