diff --git a/justfile b/justfile
index c51bae7..7c089d8 100644
--- a/justfile
+++ b/justfile
@@ -307,11 +307,13 @@ __build_packages $system $outdir +$attrpaths:
     test -z "${_JUST_NIX_INSTANTIATE_ARGS:-}" || echo >&2 "_JUST_NIX_INSTANTIATE_ARGS = $_JUST_NIX_INSTANTIATE_ARGS"
     test -d "$outdir" && {
         rm -rf "$outdir"/.gcroot
+        rm -rf "$outdir"/_views
     	fd . "$outdir" --type l -X rm -v
     	fd \\\.log$ "$outdir" --type f -X rm -v
     }
     declare -a attrpaths=("${@:3}")
     mkdir -p "$outdir/.gcroot"
+    mkdir -p "$outdir/_views/"{succeeded,failed}
     export _JUST_NIX_INSTANTIATE_CACHE=$(mktemp -d)
     export NOTFOUNDDIR="$(mktemp -d)"; touch "$NOTFOUNDDIR"/no-eval
     # set -x
@@ -322,6 +324,8 @@ __build_packages $system $outdir +$attrpaths:
     worker() {
         local attrpath="$1"
         local dst="$outdir/$attrpath"
+        local dst2a="$outdir/_views/succeeded/$attrpath"
+        local dst2b="$outdir/_views/failed/$attrpath"
         local gcroot="$outdir/.gcroot/$attrpath" # workaround since .drv!dev will always append "-dev" to --out-path
         local drvpath=$( just _instantiate_packages "$system" "$attrpath" )
         set -x
@@ -349,12 +353,19 @@ __build_packages $system $outdir +$attrpaths:
         if [[ -L "$dst" ]]; then
             nice -n5 nix log $(readlink "$dst") > "$dst".log 2>/dev/null ||:
             # nice -n5 nix log --option substituters "" $(readlink "$dst") > "$dst".log 2>/dev/null ||:
+            ln -sr "$dst"     "$dst2a"
+            ln -sr "$dst".log "$dst2a".log
         else
             if [[ -z "$drvpath" ]]; then
-                ln -s "$NOTFOUNDDIR"/no-eval "$dst"
+                ln -sr "$NOTFOUNDDIR"/no-eval "$dst"
+                ln -sr "$NOTFOUNDDIR"/no-eval "$dst2b"
+                NIXPKGS_ALLOW_UNFREE=1 NIXPKGS_ALLOW_INSECURE=1 nice -n5 nix-instantiate . -A "$attrpath" >& "$dst.log" # a third time...
+                ln -sr "$dst".log "$dst2b".log
             else
-                ln -s /build-failure-"$attrpath" "$dst"
+                ln -sr /build-failure-"$attrpath" "$dst"
+                ln -sr /build-failure-"$attrpath" "$dst2b"
                 nice -n5 nix log --option substituters "" ".#$attrpath" --system "$system" ${_JUST_NIX_INSTANTIATE_ARGS:-} > "$dst".log 2>/dev/null ||:
+                ln -sr "$dst".log "$dst2b".log
             fi
         fi
     }