lace_opengl 0.1.0

We encountered an error during the generation of documentation:
opengl.gpr: info: Parsing "/home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/library/opengl.gpr"
opengl.gpr: info: search path:
opengl.gpr: info: /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415
opengl.gpr: info: /home/chouteau/.config/alire/cache/dependencies/gnat_native_12.1.2_66b989b5
opengl.gpr: info: /home/chouteau/.config/alire/cache/dependencies/gprbuild_22.0.1_24dfc1b5
opengl.gpr: info: /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/alire/cache/dependencies/lace_collada_0.1.0_99d5bbb7/library
opengl.gpr: info: /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/alire/cache/dependencies/lace_math_0.1.0_3ab67197/library
opengl.gpr: info: /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/alire/cache/dependencies/lace_shared_0.1.0_bc8f1534
opengl.gpr: info: /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/alire/cache/dependencies/lace_xml_0.1.0_b6aa904a/library
opengl.gpr: info: /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/library
opengl.gpr: info: /home/chouteau/.config/alire/cache/dependencies/gnat_native_12.1.2_66b989b5/x86_64-linux/share/gpr
opengl.gpr: info: /home/chouteau/.config/alire/cache/dependencies/gnat_native_12.1.2_66b989b5/x86_64-linux/lib/gnat
opengl.gpr: info: /home/chouteau/.config/alire/cache/dependencies/gnat_native_12.1.2_66b989b5/share/gpr
opengl.gpr: info: /home/chouteau/.config/alire/cache/dependencies/gnat_native_12.1.2_66b989b5/lib/gnat
opengl_core.gpr:34:20: error: undefined project "Lace_shared"

raised GPR2.PROJECT_ERROR : /home/chouteau/src/github/alire/docs.ada.dev/tmp/lace_opengl/0.1.0/lace_opengl_0.1.0_672a6415/library/opengl.gpr semantic error
ERROR: Command ["gnatdoc4", "-P", "library/opengl.gpr", "--output-dir", "/home/chouteau/src/github/alire/docs.ada.dev/crate/lace_opengl/0.1.0", "--front-matter", "crate: lace_opengl", "--no-subprojects"] exited with code 1