check flags:    
building check-recursive
Making check in syntax
make[1]: Entering directory `/tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/syntax'
building all-local
Tools registered in repository /tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/BUILDTIME_XTC:    
Data registered in repository /tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/BUILDTIME_XTC:   xdoc.conf xdoc-config.str   xdoc-comment.tbl xdoc-config.tbl javadoc-comment.sdf xdoc-comment.sdf xdoc-config.sdf javadoc-comment.tbl  
make[1]: Leaving directory `/tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/syntax'
Making check in src
make[1]: Entering directory `/tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/src'
building all-local
Tools registered in repository /tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/BUILDTIME_XTC: xdoc/xdoc  xdoc/tools/analysis/stratego-match xdoc/tools/analysis/sdf-match xdoc/tools/asfix/asfix-extra xdoc/tools/backend/xdoc-code xdoc/tools/backend/xdoc-api xdoc/tools/config/flatten-xdoc-conf xdoc/tools/fact-extraction/stratego2xdoc xdoc/tools/fact-extraction/sdf2xdoc xdoc/tools/visualization/stats xdoc/tools/visualization/test2text 
Data registered in repository /tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/BUILDTIME_XTC:      
make[1]: Leaving directory `/tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/src'
make[1]: Entering directory `/tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108'
building all-local
Tools registered in repository /tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/BUILDTIME_XTC:    
Data registered in repository /tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108/BUILDTIME_XTC:   style.css   
make[1]: Leaving directory `/tmp/nix-build-fp5aw9g77w6s7ha4qg6yhqb2rhs5yzcx-xdoc.drv-0/xdoc-0.1pre19108'