WARNING: (guile-user): imported module (guix build utils) overrides core binding `delete'
starting phase `set-SOURCE-DATE-EPOCH'
phase `set-SOURCE-DATE-EPOCH' succeeded after 0.0 seconds
starting phase `set-paths'
environment variable `PATH' set to `/gnu/store/jrn8g094grimqa6q4vry3vr50xc62z3z-meson-0.60.3/bin:/gnu/store/i69wl6dqwrw2kwzcggkv9kskibqjvbfk-ninja-1.10.2/bin:/gnu/store/2b3blhwbag1ial0dhxw7wh4zjxl0cqpk-pkg-config-0.29.2/bin:/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/bin:/gnu/store/fx5xq2rb6pnxbw182ycywjdxjllw7kpa-wayland-1.20.0/bin:/gnu/store/g2ajyl8xk9aarxrgjbng2hkj3qm2v0z2-tar-1.34/bin:/gnu/store/iixwcv3k49ks1rf34pjgfzmzyhhgwng3-gzip-1.10/bin:/gnu/store/s3hl12jxz9ybs7nsy7kq7ybzz7qnzmsg-bzip2-1.0.8/bin:/gnu/store/c8isj4jq6knv0icfgr43di6q3nvdzkx7-xz-5.2.5/bin:/gnu/store/4ic6244i3ca4b4rxc2wnrgllsidyishv-file-5.39/bin:/gnu/store/ahmmvw21p11ik80lg1f953y7fd8bqkjm-diffutils-3.8/bin:/gnu/store/z39hnrwds1dgcbpfgj8dnv2cngjb2xbl-patch-2.7.6/bin:/gnu/store/39rsx3nl4c31952jybbjb8d6idr5hx7r-findutils-4.8.0/bin:/gnu/store/690qz3fg334dpwn3pn6k59n4wc943p2b-gawk-5.1.0/bin:/gnu/store/wxgv6i8g0p24q5gcyzd0yr07s8kn9680-sed-4.8/bin:/gnu/store/xjwp2hsd9256icjjybfrmznppjicywf6-grep-3.6/bin:/gnu/store/d251rfgc9nm2clzffzhgiipdvfvzkvwi-coreutils-8.32/bin:/gnu/store/55cbpsi18mahg131nmiya6km5b4mscfa-make-4.3/bin:/gnu/store/4y5m9lb8k3qkb1y9m02sw9w9a6hacd16-bash-minimal-5.1.8/bin:/gnu/store/s2pg5k98fl2g2szg9dykxyd9zl3xihv9-ld-wrapper-0/bin:/gnu/store/rc781v4k0drhaqn90xfwwpspki5x0bvf-binutils-2.37/bin:/gnu/store/069aq2v993kpc41yabp5b6vm4wb9jkhg-gcc-10.3.0/bin:/gnu/store/5h2w4qi9hk1qzzgi1w83220ydslinr4s-glibc-2.33/bin:/gnu/store/5h2w4qi9hk1qzzgi1w83220ydslinr4s-glibc-2.33/sbin'
environment variable `PKG_CONFIG_PATH' set to `/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/lib/pkgconfig:/gnu/store/fa43ijbrb96x08621qigxxiphp503lsi-libx11-1.7.3.1/lib/pkgconfig:/gnu/store/fx5xq2rb6pnxbw182ycywjdxjllw7kpa-wayland-1.20.0/lib/pkgconfig:/gnu/store/h2k8n0pblk1wc418pshzsf08d7ndc7b7-wayland-protocols-1.23/share/pkgconfig:/gnu/store/c8isj4jq6knv0icfgr43di6q3nvdzkx7-xz-5.2.5/lib/pkgconfig:/gnu/store/4ic6244i3ca4b4rxc2wnrgllsidyishv-file-5.39/lib/pkgconfig:/gnu/store/v8raqm2shh9azkl71107p53j55hir306-libxcb-1.14/lib/pkgconfig:/gnu/store/vfak5v1d0hjgq6p845r809vrf4kplsnz-xorgproto-2021.5/share/pkgconfig:/gnu/store/wgqhlc12qvlwiklam7hz2r311fdcqfim-libffi-3.3/lib/pkgconfig:/gnu/store/dfzp4rhkzqqagx3djn2kcnaflz1m8446-libxdmcp-1.1.3/lib/pkgconfig:/gnu/store/9k6slxs8ynz46h85bcy3zk2mx0nn8rpf-libxau-1.0.9/lib/pkgconfig:/gnu/store/9pdhgsdmnddgdnwpn0jalp1ryyjjkp56-libpthread-stubs-0.4/lib/pkgconfig:/gnu/store/l7kl3m89czk3nnknx4ljn7gdxhvxlyfa-util-macros-1.19.3/lib/pkgconfig'
environment variable `OBS_PLUGINS_DIRECTORY' set to `/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/lib/obs-plugins'
environment variable `OBS_PLUGINS_DATA_DIRECTORY' set to `/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/share/obs/obs-plugins'
environment variable `BASH_LOADABLES_PATH' unset
environment variable `C_INCLUDE_PATH' set to `/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/include:/gnu/store/fa43ijbrb96x08621qigxxiphp503lsi-libx11-1.7.3.1/include:/gnu/store/fx5xq2rb6pnxbw182ycywjdxjllw7kpa-wayland-1.20.0/include:/gnu/store/s3hl12jxz9ybs7nsy7kq7ybzz7qnzmsg-bzip2-1.0.8/include:/gnu/store/c8isj4jq6knv0icfgr43di6q3nvdzkx7-xz-5.2.5/include:/gnu/store/4ic6244i3ca4b4rxc2wnrgllsidyishv-file-5.39/include:/gnu/store/690qz3fg334dpwn3pn6k59n4wc943p2b-gawk-5.1.0/include:/gnu/store/55cbpsi18mahg131nmiya6km5b4mscfa-make-4.3/include:/gnu/store/rc781v4k0drhaqn90xfwwpspki5x0bvf-binutils-2.37/include:/gnu/store/069aq2v993kpc41yabp5b6vm4wb9jkhg-gcc-10.3.0/include:/gnu/store/5h2w4qi9hk1qzzgi1w83220ydslinr4s-glibc-2.33/include:/gnu/store/v8raqm2shh9azkl71107p53j55hir306-libxcb-1.14/include:/gnu/store/vfak5v1d0hjgq6p845r809vrf4kplsnz-xorgproto-2021.5/include:/gnu/store/wgqhlc12qvlwiklam7hz2r311fdcqfim-libffi-3.3/include:/gnu/store/6mjww4iz4xdan74d5bbjfh7il8rngfkk-linux-libre-headers-5.10.35/include:/gnu/store/dfzp4rhkzqqagx3djn2kcnaflz1m8446-libxdmcp-1.1.3/include:/gnu/store/9k6slxs8ynz46h85bcy3zk2mx0nn8rpf-libxau-1.0.9/include'
environment variable `CPLUS_INCLUDE_PATH' set to `/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/include:/gnu/store/fa43ijbrb96x08621qigxxiphp503lsi-libx11-1.7.3.1/include:/gnu/store/fx5xq2rb6pnxbw182ycywjdxjllw7kpa-wayland-1.20.0/include:/gnu/store/s3hl12jxz9ybs7nsy7kq7ybzz7qnzmsg-bzip2-1.0.8/include:/gnu/store/c8isj4jq6knv0icfgr43di6q3nvdzkx7-xz-5.2.5/include:/gnu/store/4ic6244i3ca4b4rxc2wnrgllsidyishv-file-5.39/include:/gnu/store/690qz3fg334dpwn3pn6k59n4wc943p2b-gawk-5.1.0/include:/gnu/store/55cbpsi18mahg131nmiya6km5b4mscfa-make-4.3/include:/gnu/store/rc781v4k0drhaqn90xfwwpspki5x0bvf-binutils-2.37/include:/gnu/store/069aq2v993kpc41yabp5b6vm4wb9jkhg-gcc-10.3.0/include/c++:/gnu/store/069aq2v993kpc41yabp5b6vm4wb9jkhg-gcc-10.3.0/include:/gnu/store/5h2w4qi9hk1qzzgi1w83220ydslinr4s-glibc-2.33/include:/gnu/store/v8raqm2shh9azkl71107p53j55hir306-libxcb-1.14/include:/gnu/store/vfak5v1d0hjgq6p845r809vrf4kplsnz-xorgproto-2021.5/include:/gnu/store/wgqhlc12qvlwiklam7hz2r311fdcqfim-libffi-3.3/include:/gnu/store/6mjww4iz4xdan74d5bbjfh7il8rngfkk-linux-libre-headers-5.10.35/include:/gnu/store/dfzp4rhkzqqagx3djn2kcnaflz1m8446-libxdmcp-1.1.3/include:/gnu/store/9k6slxs8ynz46h85bcy3zk2mx0nn8rpf-libxau-1.0.9/include'
environment variable `LIBRARY_PATH' set to `/gnu/store/jrn8g094grimqa6q4vry3vr50xc62z3z-meson-0.60.3/lib:/gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/lib:/gnu/store/fa43ijbrb96x08621qigxxiphp503lsi-libx11-1.7.3.1/lib:/gnu/store/fx5xq2rb6pnxbw182ycywjdxjllw7kpa-wayland-1.20.0/lib:/gnu/store/s3hl12jxz9ybs7nsy7kq7ybzz7qnzmsg-bzip2-1.0.8/lib:/gnu/store/c8isj4jq6knv0icfgr43di6q3nvdzkx7-xz-5.2.5/lib:/gnu/store/4ic6244i3ca4b4rxc2wnrgllsidyishv-file-5.39/lib:/gnu/store/690qz3fg334dpwn3pn6k59n4wc943p2b-gawk-5.1.0/lib:/gnu/store/rc781v4k0drhaqn90xfwwpspki5x0bvf-binutils-2.37/lib:/gnu/store/5h2w4qi9hk1qzzgi1w83220ydslinr4s-glibc-2.33/lib:/gnu/store/4jdghmc65q7i7ib89zmvq66l0ghf7jc4-glibc-2.33-static/lib:/gnu/store/fnr1z6xsan0437r0yg48d0y8k32kqxby-glibc-utf8-locales-2.33/lib:/gnu/store/v8raqm2shh9azkl71107p53j55hir306-libxcb-1.14/lib:/gnu/store/wgqhlc12qvlwiklam7hz2r311fdcqfim-libffi-3.3/lib:/gnu/store/dfzp4rhkzqqagx3djn2kcnaflz1m8446-libxdmcp-1.1.3/lib:/gnu/store/9k6slxs8ynz46h85bcy3zk2mx0nn8rpf-libxau-1.0.9/lib:/gnu/store/9pdhgsdmnddgdnwpn0jalp1ryyjjkp56-libpthread-stubs-0.4/lib:/gnu/store/l7kl3m89czk3nnknx4ljn7gdxhvxlyfa-util-macros-1.19.3/lib'
environment variable `GUIX_LOCPATH' set to `/gnu/store/fnr1z6xsan0437r0yg48d0y8k32kqxby-glibc-utf8-locales-2.33/lib/locale'
phase `set-paths' succeeded after 0.0 seconds
starting phase `install-locale'
using 'en_US.utf8' locale for category "LC_ALL"
phase `install-locale' succeeded after 0.0 seconds
starting phase `unpack'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/.build.yml' -> `./.build.yml'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/.hgignore' -> `./.hgignore'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/COPYING.md' -> `./COPYING.md'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/README.md' -> `./README.md'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/meson.build' -> `./meson.build'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/meson_options.txt' -> `./meson_options.txt'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/src/dmabuf_source.c' -> `./src/dmabuf_source.c'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/src/main.c' -> `./src/main.c'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/src/scpy_source.c' -> `./src/scpy_source.c'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/proto/wlr-export-dmabuf-unstable-v1-protocol.c' -> `./proto/wlr-export-dmabuf-unstable-v1-protocol.c'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/proto/wlr-screencopy-unstable-v1-protocol.c' -> `./proto/wlr-screencopy-unstable-v1-protocol.c'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/proto/xdg-output-unstable-v1-protocol.c' -> `./proto/xdg-output-unstable-v1-protocol.c'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/dmabuf_source.h' -> `./inc/dmabuf_source.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/scpy_source.h' -> `./inc/scpy_source.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/wlr-export-dmabuf-unstable-v1-client-protocol.h' -> `./inc/wlr-export-dmabuf-unstable-v1-client-protocol.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/wlr-screencopy-unstable-v1-client-protocol.h' -> `./inc/wlr-screencopy-unstable-v1-client-protocol.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/xdg-output-unstable-v1-client-protocol.h' -> `./inc/xdg-output-unstable-v1-client-protocol.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/glad/glad.h' -> `./inc/glad/glad.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/glad/glad_egl.h' -> `./inc/glad/glad_egl.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/inc/KHR/khrplatform.h' -> `./inc/KHR/khrplatform.h'
`/gnu/store/885gyxdpv2df3lhpk877vfpq2w3klqpr-obs-wlrobs-1.0-checkout/glad/glad.c' -> `./glad/glad.c'
phase `unpack' succeeded after 0.0 seconds
starting phase `generate-gdk-pixbuf-loaders-cache-file'
phase `generate-gdk-pixbuf-loaders-cache-file' succeeded after 0.0 seconds
starting phase `patch-usr-bin-file'
phase `patch-usr-bin-file' succeeded after 0.0 seconds
starting phase `patch-source-shebangs'
phase `patch-source-shebangs' succeeded after 0.0 seconds
starting phase `configure'
The Meson build system
Version: 0.60.3
Source dir: /tmp/guix-build-obs-wlrobs-1.0.drv-0/source
Build dir: /tmp/guix-build-obs-wlrobs-1.0.drv-0/build
Build type: native build
Project name: wlrobs
Project version: undefined
C compiler for the host machine: gcc (gcc 10.3.0 "gcc (GCC) 10.3.0")
C linker for the host machine: gcc ld.bfd 2.37
Host machine cpu family: x86_64
Host machine cpu: x86_64
Found pkg-config: /gnu/store/2b3blhwbag1ial0dhxw7wh4zjxl0cqpk-pkg-config-0.29.2/bin/pkg-config (0.29.2)
Run-time dependency wayland-client found: YES 1.20.0
Run-time dependency libobs found: YES 29.0.0
Did not find CMake 'cmake'
Found CMake: NO
Run-time dependency egl found: NO (tried pkgconfig and cmake)
Run-time dependency libdrm found: NO (tried pkgconfig and cmake)
../source/meson.build:26: WARNING: dmabuf was disabled due to missing dependencies
Build targets in project: 1

wlrobs undefined

  User defined options
    buildtype    : debugoptimized
    prefix       : /gnu/store/ng19fj4knx6p75nq4lhl6dz39fzrrjm2-obs-wlrobs-1.0
    c_link_args  : -Wl,-rpath=/gnu/store/ng19fj4knx6p75nq4lhl6dz39fzrrjm2-obs-wlrobs-1.0/lib
    cpp_link_args: -Wl,-rpath=/gnu/store/ng19fj4knx6p75nq4lhl6dz39fzrrjm2-obs-wlrobs-1.0/lib

Found ninja-1.10.2 at /gnu/store/i69wl6dqwrw2kwzcggkv9kskibqjvbfk-ninja-1.10.2/bin/ninja
phase `configure' succeeded after 1.2 seconds
starting phase `patch-generated-file-shebangs'
phase `patch-generated-file-shebangs' succeeded after 0.0 seconds
starting phase `build'
[1/5] Compiling C object libwlrobs.so.p/proto_xdg-output-unstable-v1-protocol.c.o
[2/5] Compiling C object libwlrobs.so.p/proto_wlr-screencopy-unstable-v1-protocol.c.o
[3/5] Compiling C object libwlrobs.so.p/src_main.c.o
[4/5] Compiling C object libwlrobs.so.p/src_scpy_source.c.o
[5/5] Linking target libwlrobs.so
FAILED: libwlrobs.so 
gcc  -o libwlrobs.so libwlrobs.so.p/src_main.c.o libwlrobs.so.p/proto_xdg-output-unstable-v1-protocol.c.o libwlrobs.so.p/src_scpy_source.c.o libwlrobs.so.p/proto_wlr-screencopy-unstable-v1-protocol.c.o -Wl,--as-needed -Wl,--no-undefined -shared -fPIC -Wl,--start-group -Wl,-soname,libwlrobs.so -Wl,-rpath=/gnu/store/ng19fj4knx6p75nq4lhl6dz39fzrrjm2-obs-wlrobs-1.0/lib /gnu/store/fx5xq2rb6pnxbw182ycywjdxjllw7kpa-wayland-1.20.0/lib/libwayland-client.so /gnu/store/62pmj73pgb1vsp4vghhkjmq7ky3c4lwm-obs-29.0.0/lib/libobs.so -lpthread -Wl,--end-group
ld: libwlrobs.so.p/src_scpy_source.c.o: in function `buffer':
/tmp/guix-build-obs-wlrobs-1.0.drv-0/build/../source/src/scpy_source.c:193: undefined reference to `shm_open'
ld: /tmp/guix-build-obs-wlrobs-1.0.drv-0/build/../source/src/scpy_source.c:194: undefined reference to `shm_unlink'
ld: libwlrobs.so.p/src_scpy_source.c.o: in function `failed':
/tmp/guix-build-obs-wlrobs-1.0.drv-0/build/../source/src/scpy_source.c:230: undefined reference to `shm_unlink'
collect2: error: ld returned 1 exit status
ninja: build stopped: subcommand failed.
error: in phase 'build': uncaught exception:
%exception #<&invoke-error program: "ninja" arguments: ("-j" "8") exit-status: 1 term-signal: #f stop-signal: #f> 
phase `build' failed after 0.3 seconds
command "ninja" "-j" "8" failed with status 1