diff --git a/src/libstore-tests/data/derivation/ca/advanced-attributes-structured-attrs.json b/src/libstore-tests/data/derivation/ca/advanced-attributes-structured-attrs.json
index 2a4e70558..95122ad41 100644
--- a/src/libstore-tests/data/derivation/ca/advanced-attributes-structured-attrs.json
+++ b/src/libstore-tests/data/derivation/ca/advanced-attributes-structured-attrs.json
@@ -69,7 +69,8 @@
     "outputChecks": {
       "bin": {
         "disallowedReferences": [
-          "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g"
+          "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g",
+          "dev"
         ],
         "disallowedRequisites": [
           "/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"
@@ -84,7 +85,8 @@
           "/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"
         ],
         "allowedRequisites": [
-          "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z"
+          "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z",
+          "bin"
         ]
       }
     },
diff --git a/src/libstore-tests/data/derivation/ca/advanced-attributes.json b/src/libstore-tests/data/derivation/ca/advanced-attributes.json
index 55dbe62e0..6b77459bc 100644
--- a/src/libstore-tests/data/derivation/ca/advanced-attributes.json
+++ b/src/libstore-tests/data/derivation/ca/advanced-attributes.json
@@ -11,9 +11,9 @@
     "__sandboxProfile": "sandcastle",
     "allowSubstitutes": "",
     "allowedReferences": "/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9",
-    "allowedRequisites": "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z",
+    "allowedRequisites": "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z bin",
     "builder": "/bin/bash",
-    "disallowedReferences": "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g",
+    "disallowedReferences": "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g dev",
     "disallowedRequisites": "/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8",
     "exportReferencesGraph": "refs1 /164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9 refs2 /nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv",
     "impureEnvVars": "UNICORN",
diff --git a/src/libstore-tests/data/derivation/ca/all_set.json b/src/libstore-tests/data/derivation/ca/all_set.json
index e06eada01..198356c64 100644
--- a/src/libstore-tests/data/derivation/ca/all_set.json
+++ b/src/libstore-tests/data/derivation/ca/all_set.json
@@ -23,10 +23,12 @@
         "/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"
       ],
       "allowedRequisites": [
-        "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z"
+        "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z",
+        "bin"
       ],
       "disallowedReferences": [
-        "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g"
+        "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g",
+        "dev"
       ],
       "disallowedRequisites": [
         "/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"
diff --git a/src/libstore-tests/data/derivation/ca/structuredAttrs_all_set.json b/src/libstore-tests/data/derivation/ca/structuredAttrs_all_set.json
index 2a321897c..f566c48dd 100644
--- a/src/libstore-tests/data/derivation/ca/structuredAttrs_all_set.json
+++ b/src/libstore-tests/data/derivation/ca/structuredAttrs_all_set.json
@@ -23,7 +23,8 @@
         "allowedReferences": null,
         "allowedRequisites": null,
         "disallowedReferences": [
-          "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g"
+          "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g",
+          "dev"
         ],
         "disallowedRequisites": [
           "/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"
@@ -46,7 +47,8 @@
           "/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"
         ],
         "allowedRequisites": [
-          "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z"
+          "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z",
+          "bin"
         ],
         "disallowedReferences": [],
         "disallowedRequisites": [],
diff --git a/src/libstore-tests/data/derivation/ia/advanced-attributes-structured-attrs.json b/src/libstore-tests/data/derivation/ia/advanced-attributes-structured-attrs.json
index e07d1294b..bbd68e087 100644
--- a/src/libstore-tests/data/derivation/ia/advanced-attributes-structured-attrs.json
+++ b/src/libstore-tests/data/derivation/ia/advanced-attributes-structured-attrs.json
@@ -5,9 +5,9 @@
   ],
   "builder": "/bin/bash",
   "env": {
-    "bin": "/nix/store/33qms3h55wlaspzba3brlzlrm8m2239g-advanced-attributes-structured-attrs-bin",
-    "dev": "/nix/store/wyfgwsdi8rs851wmy1xfzdxy7y5vrg5l-advanced-attributes-structured-attrs-dev",
-    "out": "/nix/store/7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs"
+    "bin": "/nix/store/cnpasdljgkhnwaf78cf3qygcp4qbki1c-advanced-attributes-structured-attrs-bin",
+    "dev": "/nix/store/ijq6mwpa9jbnpnl33qldfqihrr38kprx-advanced-attributes-structured-attrs-dev",
+    "out": "/nix/store/h1vh648d3p088kdimy0r8ngpfx7c3nzw-advanced-attributes-structured-attrs"
   },
   "inputs": {
     "drvs": {
@@ -33,13 +33,13 @@
   "name": "advanced-attributes-structured-attrs",
   "outputs": {
     "bin": {
-      "path": "33qms3h55wlaspzba3brlzlrm8m2239g-advanced-attributes-structured-attrs-bin"
+      "path": "cnpasdljgkhnwaf78cf3qygcp4qbki1c-advanced-attributes-structured-attrs-bin"
     },
     "dev": {
-      "path": "wyfgwsdi8rs851wmy1xfzdxy7y5vrg5l-advanced-attributes-structured-attrs-dev"
+      "path": "ijq6mwpa9jbnpnl33qldfqihrr38kprx-advanced-attributes-structured-attrs-dev"
     },
     "out": {
-      "path": "7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs"
+      "path": "h1vh648d3p088kdimy0r8ngpfx7c3nzw-advanced-attributes-structured-attrs"
     }
   },
   "structuredAttrs": {
@@ -66,7 +66,8 @@
     "outputChecks": {
       "bin": {
         "disallowedReferences": [
-          "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar"
+          "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar",
+          "dev"
         ],
         "disallowedRequisites": [
           "/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"
@@ -81,7 +82,8 @@
           "/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"
         ],
         "allowedRequisites": [
-          "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev"
+          "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev",
+          "bin"
         ]
       }
     },
diff --git a/src/libstore-tests/data/derivation/ia/advanced-attributes.json b/src/libstore-tests/data/derivation/ia/advanced-attributes.json
index 372b4fbb9..e2de9431b 100644
--- a/src/libstore-tests/data/derivation/ia/advanced-attributes.json
+++ b/src/libstore-tests/data/derivation/ia/advanced-attributes.json
@@ -11,14 +11,14 @@
     "__sandboxProfile": "sandcastle",
     "allowSubstitutes": "",
     "allowedReferences": "/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo",
-    "allowedRequisites": "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev",
+    "allowedRequisites": "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev bin",
     "builder": "/bin/bash",
-    "disallowedReferences": "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar",
+    "disallowedReferences": "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar dev",
     "disallowedRequisites": "/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev",
     "exportReferencesGraph": "refs1 /nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo refs2 /nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv",
     "impureEnvVars": "UNICORN",
     "name": "advanced-attributes",
-    "out": "/nix/store/wyhpwd748pns4k7svh48wdrc8kvjk0ra-advanced-attributes",
+    "out": "/nix/store/ymqmybkq5j4nd1xplw6ccdpbjnfi017v-advanced-attributes",
     "preferLocalBuild": "1",
     "requiredSystemFeatures": "rainbow uid-range",
     "system": "my-system"
@@ -47,7 +47,7 @@
   "name": "advanced-attributes",
   "outputs": {
     "out": {
-      "path": "wyhpwd748pns4k7svh48wdrc8kvjk0ra-advanced-attributes"
+      "path": "ymqmybkq5j4nd1xplw6ccdpbjnfi017v-advanced-attributes"
     }
   },
   "system": "my-system",
diff --git a/src/libstore-tests/data/derivation/ia/all_set.json b/src/libstore-tests/data/derivation/ia/all_set.json
index 62b6cdf97..8731ca3a2 100644
--- a/src/libstore-tests/data/derivation/ia/all_set.json
+++ b/src/libstore-tests/data/derivation/ia/all_set.json
@@ -23,10 +23,12 @@
         "/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"
       ],
       "allowedRequisites": [
-        "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev"
+        "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev",
+        "bin"
       ],
       "disallowedReferences": [
-        "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar"
+        "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar",
+        "dev"
       ],
       "disallowedRequisites": [
         "/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"
diff --git a/src/libstore-tests/data/derivation/ia/structuredAttrs_all_set.json b/src/libstore-tests/data/derivation/ia/structuredAttrs_all_set.json
index 0fa383589..67fa634cf 100644
--- a/src/libstore-tests/data/derivation/ia/structuredAttrs_all_set.json
+++ b/src/libstore-tests/data/derivation/ia/structuredAttrs_all_set.json
@@ -23,7 +23,8 @@
         "allowedReferences": null,
         "allowedRequisites": null,
         "disallowedReferences": [
-          "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar"
+          "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar",
+          "dev"
         ],
         "disallowedRequisites": [
           "/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"
@@ -46,7 +47,8 @@
           "/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"
         ],
         "allowedRequisites": [
-          "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev"
+          "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev",
+          "bin"
         ],
         "disallowedReferences": [],
         "disallowedRequisites": [],
diff --git a/src/libstore-tests/derivation-advanced-attrs.cc b/src/libstore-tests/derivation-advanced-attrs.cc
index 41538cdcc..f44e96cdd 100644
--- a/src/libstore-tests/derivation-advanced-attrs.cc
+++ b/src/libstore-tests/derivation-advanced-attrs.cc
@@ -127,6 +127,21 @@ TEST_ATERM_JSON(advancedAttributes_structuredAttrs_defaults, "advanced-attribute
 
 #undef TEST_ATERM_JSON
 
+/**
+ * Since these are both repeated and sensative opaque values, it makes
+ * sense to give them names in this file.
+ */
+static std::string pathFoo = "/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo",
+                   pathFooDev = "/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev",
+                   pathBar = "/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar",
+                   pathBarDev = "/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev",
+                   pathBarDrvIA = "/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv",
+                   pathBarDrvCA = "/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv",
+                   placeholderFoo = "/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9",
+                   placeholderFooDev = "/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z",
+                   placeholderBar = "/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g",
+                   placeholderBarDev = "/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8";
+
 using ExportReferencesMap = decltype(DerivationOptions::exportReferencesGraph);
 
 static const DerivationOptions advancedAttributes_defaults = {
@@ -216,16 +231,16 @@ DerivationOptions advancedAttributes_ia = {
     .outputChecks =
         DerivationOptions::OutputChecks{
             .ignoreSelfRefs = true,
-            .allowedReferences = StringSet{"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"},
-            .disallowedReferences = StringSet{"/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar"},
-            .allowedRequisites = StringSet{"/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev"},
-            .disallowedRequisites = StringSet{"/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"},
+            .allowedReferences = StringSet{pathFoo},
+            .disallowedReferences = StringSet{pathBar, "dev"},
+            .allowedRequisites = StringSet{pathFooDev, "bin"},
+            .disallowedRequisites = StringSet{pathBarDev},
         },
     .unsafeDiscardReferences = {},
     .passAsFile = {},
     .exportReferencesGraph{
-        {"refs1", {"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"}},
-        {"refs2", {"/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"}},
+        {"refs1", {pathFoo}},
+        {"refs2", {pathBarDrvIA}},
     },
     .additionalSandboxProfile = "sandcastle",
     .noChroot = true,
@@ -246,16 +261,16 @@ DerivationOptions advancedAttributes_ca = {
     .outputChecks =
         DerivationOptions::OutputChecks{
             .ignoreSelfRefs = true,
-            .allowedReferences = StringSet{"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"},
-            .disallowedReferences = StringSet{"/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g"},
-            .allowedRequisites = StringSet{"/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z"},
-            .disallowedRequisites = StringSet{"/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"},
+            .allowedReferences = StringSet{placeholderFoo},
+            .disallowedReferences = StringSet{placeholderBar, "dev"},
+            .allowedRequisites = StringSet{placeholderFooDev, "bin"},
+            .disallowedRequisites = StringSet{placeholderBarDev},
         },
     .unsafeDiscardReferences = {},
     .passAsFile = {},
     .exportReferencesGraph{
-        {"refs1", {"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"}},
-        {"refs2", {"/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"}},
+        {"refs1", {placeholderFoo}},
+        {"refs2", {pathBarDrvCA}},
     },
     .additionalSandboxProfile = "sandcastle",
     .noChroot = true,
@@ -375,13 +390,13 @@ DerivationOptions advancedAttributes_structuredAttrs_ia = {
         std::map<std::string, DerivationOptions::OutputChecks>{
             {"out",
              DerivationOptions::OutputChecks{
-                 .allowedReferences = StringSet{"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"},
-                 .allowedRequisites = StringSet{"/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev"},
+                 .allowedReferences = StringSet{pathFoo},
+                 .allowedRequisites = StringSet{pathFooDev, "bin"},
              }},
             {"bin",
              DerivationOptions::OutputChecks{
-                 .disallowedReferences = StringSet{"/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar"},
-                 .disallowedRequisites = StringSet{"/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"},
+                 .disallowedReferences = StringSet{pathBar, "dev"},
+                 .disallowedRequisites = StringSet{pathBarDev},
              }},
             {"dev",
              DerivationOptions::OutputChecks{
@@ -393,8 +408,8 @@ DerivationOptions advancedAttributes_structuredAttrs_ia = {
     .passAsFile = {},
     .exportReferencesGraph =
         {
-            {"refs1", {"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"}},
-            {"refs2", {"/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"}},
+            {"refs1", {pathFoo}},
+            {"refs2", {pathBarDrvIA}},
         },
     .additionalSandboxProfile = "sandcastle",
     .noChroot = true,
@@ -417,13 +432,13 @@ DerivationOptions advancedAttributes_structuredAttrs_ca = {
         std::map<std::string, DerivationOptions::OutputChecks>{
             {"out",
              DerivationOptions::OutputChecks{
-                 .allowedReferences = StringSet{"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"},
-                 .allowedRequisites = StringSet{"/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z"},
+                 .allowedReferences = StringSet{placeholderFoo},
+                 .allowedRequisites = StringSet{placeholderFooDev, "bin"},
              }},
             {"bin",
              DerivationOptions::OutputChecks{
-                 .disallowedReferences = StringSet{"/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g"},
-                 .disallowedRequisites = StringSet{"/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"},
+                 .disallowedReferences = StringSet{placeholderBar, "dev"},
+                 .disallowedRequisites = StringSet{placeholderBarDev},
              }},
             {"dev",
              DerivationOptions::OutputChecks{
@@ -435,8 +450,8 @@ DerivationOptions advancedAttributes_structuredAttrs_ca = {
     .passAsFile = {},
     .exportReferencesGraph =
         {
-            {"refs1", {"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"}},
-            {"refs2", {"/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"}},
+            {"refs1", {placeholderFoo}},
+            {"refs2", {pathBarDrvCA}},
         },
     .additionalSandboxProfile = "sandcastle",
     .noChroot = true,
diff --git a/tests/functional/derivation/advanced-attributes-structured-attrs.nix b/tests/functional/derivation/advanced-attributes-structured-attrs.nix
index 46f619272..b11041303 100644
--- a/tests/functional/derivation/advanced-attributes-structured-attrs.nix
+++ b/tests/functional/derivation/advanced-attributes-structured-attrs.nix
@@ -66,10 +66,16 @@ derivation' {
   outputChecks = {
     out = {
       allowedReferences = [ foo ];
-      allowedRequisites = [ foo.dev ];
+      allowedRequisites = [
+        foo.dev
+        "bin"
+      ];
     };
     bin = {
-      disallowedReferences = [ bar ];
+      disallowedReferences = [
+        bar
+        "dev"
+      ];
       disallowedRequisites = [ bar.dev ];
     };
     dev = {
diff --git a/tests/functional/derivation/advanced-attributes.nix b/tests/functional/derivation/advanced-attributes.nix
index dd0c09e22..19a80f15d 100644
--- a/tests/functional/derivation/advanced-attributes.nix
+++ b/tests/functional/derivation/advanced-attributes.nix
@@ -58,8 +58,14 @@ derivation' {
   impureEnvVars = [ "UNICORN" ];
   __darwinAllowLocalNetworking = true;
   allowedReferences = [ foo ];
-  allowedRequisites = [ foo.dev ];
-  disallowedReferences = [ bar ];
+  allowedRequisites = [
+    foo.dev
+    "bin"
+  ];
+  disallowedReferences = [
+    bar
+    "dev"
+  ];
   disallowedRequisites = [ bar.dev ];
   requiredSystemFeatures = [
     "rainbow"
diff --git a/tests/functional/derivation/ca/advanced-attributes-structured-attrs.drv b/tests/functional/derivation/ca/advanced-attributes-structured-attrs.drv
index cd02c2f86..eeaba88e6 100644
--- a/tests/functional/derivation/ca/advanced-attributes-structured-attrs.drv
+++ b/tests/functional/derivation/ca/advanced-attributes-structured-attrs.drv
@@ -1 +1 @@
-Derive([("bin","","r:sha256",""),("dev","","r:sha256",""),("out","","r:sha256","")],[("/nix/store/j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv",["dev","out"]),("/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv",["dev","out"])],["/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__json","{\"__darwinAllowLocalNetworking\":true,\"__impureHostDeps\":[\"/usr/bin/ditto\"],\"__noChroot\":true,\"__sandboxProfile\":\"sandcastle\",\"allowSubstitutes\":false,\"builder\":\"/bin/bash\",\"exportReferencesGraph\":{\"refs1\":[\"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9\"],\"refs2\":[\"/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv\"]},\"impureEnvVars\":[\"UNICORN\"],\"name\":\"advanced-attributes-structured-attrs\",\"outputChecks\":{\"bin\":{\"disallowedReferences\":[\"/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g\"],\"disallowedRequisites\":[\"/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8\"]},\"dev\":{\"maxClosureSize\":5909,\"maxSize\":789},\"out\":{\"allowedReferences\":[\"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9\"],\"allowedRequisites\":[\"/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z\"]}},\"outputHashAlgo\":\"sha256\",\"outputHashMode\":\"recursive\",\"outputs\":[\"out\",\"bin\",\"dev\"],\"preferLocalBuild\":true,\"requiredSystemFeatures\":[\"rainbow\",\"uid-range\"],\"system\":\"my-system\"}"),("bin","/04f3da1kmbr67m3gzxikmsl4vjz5zf777sv6m14ahv22r65aac9m"),("dev","/02qcpld1y6xhs5gz9bchpxaw0xdhmsp5dv88lh25r2ss44kh8dxz"),("out","/1rz4g4znpzjwh1xymhjpm42vipw92pr73vdgl6xs1hycac8kf2n9")])
\ No newline at end of file
+Derive([("bin","","r:sha256",""),("dev","","r:sha256",""),("out","","r:sha256","")],[("/nix/store/j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv",["dev","out"]),("/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv",["dev","out"])],["/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__json","{\"__darwinAllowLocalNetworking\":true,\"__impureHostDeps\":[\"/usr/bin/ditto\"],\"__noChroot\":true,\"__sandboxProfile\":\"sandcastle\",\"allowSubstitutes\":false,\"builder\":\"/bin/bash\",\"exportReferencesGraph\":{\"refs1\":[\"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9\"],\"refs2\":[\"/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv\"]},\"impureEnvVars\":[\"UNICORN\"],\"name\":\"advanced-attributes-structured-attrs\",\"outputChecks\":{\"bin\":{\"disallowedReferences\":[\"/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g\",\"dev\"],\"disallowedRequisites\":[\"/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8\"]},\"dev\":{\"maxClosureSize\":5909,\"maxSize\":789},\"out\":{\"allowedReferences\":[\"/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9\"],\"allowedRequisites\":[\"/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z\",\"bin\"]}},\"outputHashAlgo\":\"sha256\",\"outputHashMode\":\"recursive\",\"outputs\":[\"out\",\"bin\",\"dev\"],\"preferLocalBuild\":true,\"requiredSystemFeatures\":[\"rainbow\",\"uid-range\"],\"system\":\"my-system\"}"),("bin","/04f3da1kmbr67m3gzxikmsl4vjz5zf777sv6m14ahv22r65aac9m"),("dev","/02qcpld1y6xhs5gz9bchpxaw0xdhmsp5dv88lh25r2ss44kh8dxz"),("out","/1rz4g4znpzjwh1xymhjpm42vipw92pr73vdgl6xs1hycac8kf2n9")])
\ No newline at end of file
diff --git a/tests/functional/derivation/ca/advanced-attributes.drv b/tests/functional/derivation/ca/advanced-attributes.drv
index 068cb593e..ee5968cdc 100644
--- a/tests/functional/derivation/ca/advanced-attributes.drv
+++ b/tests/functional/derivation/ca/advanced-attributes.drv
@@ -1 +1 @@
-Derive([("out","","r:sha256","")],[("/nix/store/j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv",["dev","out"]),("/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv",["dev","out"])],["/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__darwinAllowLocalNetworking","1"),("__impureHostDeps","/usr/bin/ditto"),("__noChroot","1"),("__sandboxProfile","sandcastle"),("allowSubstitutes",""),("allowedReferences","/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"),("allowedRequisites","/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z"),("builder","/bin/bash"),("disallowedReferences","/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g"),("disallowedRequisites","/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"),("exportReferencesGraph","refs1 /164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9 refs2 /nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"),("impureEnvVars","UNICORN"),("name","advanced-attributes"),("out","/1rz4g4znpzjwh1xymhjpm42vipw92pr73vdgl6xs1hycac8kf2n9"),("outputHashAlgo","sha256"),("outputHashMode","recursive"),("preferLocalBuild","1"),("requiredSystemFeatures","rainbow uid-range"),("system","my-system")])
\ No newline at end of file
+Derive([("out","","r:sha256","")],[("/nix/store/j56sf12rxpcv5swr14vsjn5cwm6bj03h-foo.drv",["dev","out"]),("/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv",["dev","out"])],["/nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__darwinAllowLocalNetworking","1"),("__impureHostDeps","/usr/bin/ditto"),("__noChroot","1"),("__sandboxProfile","sandcastle"),("allowSubstitutes",""),("allowedReferences","/164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9"),("allowedRequisites","/0nr45p69vn6izw9446wsh9bng9nndhvn19kpsm4n96a5mycw0s4z bin"),("builder","/bin/bash"),("disallowedReferences","/0nyw57wm2iicnm9rglvjmbci3ikmcp823czdqdzdcgsnnwqps71g dev"),("disallowedRequisites","/07f301yqyz8c6wf6bbbavb2q39j4n8kmcly1s09xadyhgy6x2wr8"),("exportReferencesGraph","refs1 /164j69y6zir9z0339n8pjigg3rckinlr77bxsavzizdaaljb7nh9 refs2 /nix/store/qnml92yh97a6fbrs2m5qg5cqlc8vni58-bar.drv"),("impureEnvVars","UNICORN"),("name","advanced-attributes"),("out","/1rz4g4znpzjwh1xymhjpm42vipw92pr73vdgl6xs1hycac8kf2n9"),("outputHashAlgo","sha256"),("outputHashMode","recursive"),("preferLocalBuild","1"),("requiredSystemFeatures","rainbow uid-range"),("system","my-system")])
\ No newline at end of file
diff --git a/tests/functional/derivation/ia/advanced-attributes-structured-attrs.drv b/tests/functional/derivation/ia/advanced-attributes-structured-attrs.drv
index 1dfcac42d..0aa82e636 100644
--- a/tests/functional/derivation/ia/advanced-attributes-structured-attrs.drv
+++ b/tests/functional/derivation/ia/advanced-attributes-structured-attrs.drv
@@ -1 +1 @@
-Derive([("bin","/nix/store/33qms3h55wlaspzba3brlzlrm8m2239g-advanced-attributes-structured-attrs-bin","",""),("dev","/nix/store/wyfgwsdi8rs851wmy1xfzdxy7y5vrg5l-advanced-attributes-structured-attrs-dev","",""),("out","/nix/store/7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs","","")],[("/nix/store/afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv",["dev","out"]),("/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv",["dev","out"])],["/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__json","{\"__darwinAllowLocalNetworking\":true,\"__impureHostDeps\":[\"/usr/bin/ditto\"],\"__noChroot\":true,\"__sandboxProfile\":\"sandcastle\",\"allowSubstitutes\":false,\"builder\":\"/bin/bash\",\"exportReferencesGraph\":{\"refs1\":[\"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo\"],\"refs2\":[\"/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv\"]},\"impureEnvVars\":[\"UNICORN\"],\"name\":\"advanced-attributes-structured-attrs\",\"outputChecks\":{\"bin\":{\"disallowedReferences\":[\"/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar\"],\"disallowedRequisites\":[\"/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev\"]},\"dev\":{\"maxClosureSize\":5909,\"maxSize\":789},\"out\":{\"allowedReferences\":[\"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo\"],\"allowedRequisites\":[\"/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev\"]}},\"outputs\":[\"out\",\"bin\",\"dev\"],\"preferLocalBuild\":true,\"requiredSystemFeatures\":[\"rainbow\",\"uid-range\"],\"system\":\"my-system\"}"),("bin","/nix/store/33qms3h55wlaspzba3brlzlrm8m2239g-advanced-attributes-structured-attrs-bin"),("dev","/nix/store/wyfgwsdi8rs851wmy1xfzdxy7y5vrg5l-advanced-attributes-structured-attrs-dev"),("out","/nix/store/7cxy4zx1vqc885r4jl2l64pymqbdmhii-advanced-attributes-structured-attrs")])
\ No newline at end of file
+Derive([("bin","/nix/store/cnpasdljgkhnwaf78cf3qygcp4qbki1c-advanced-attributes-structured-attrs-bin","",""),("dev","/nix/store/ijq6mwpa9jbnpnl33qldfqihrr38kprx-advanced-attributes-structured-attrs-dev","",""),("out","/nix/store/h1vh648d3p088kdimy0r8ngpfx7c3nzw-advanced-attributes-structured-attrs","","")],[("/nix/store/afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv",["dev","out"]),("/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv",["dev","out"])],["/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__json","{\"__darwinAllowLocalNetworking\":true,\"__impureHostDeps\":[\"/usr/bin/ditto\"],\"__noChroot\":true,\"__sandboxProfile\":\"sandcastle\",\"allowSubstitutes\":false,\"builder\":\"/bin/bash\",\"exportReferencesGraph\":{\"refs1\":[\"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo\"],\"refs2\":[\"/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv\"]},\"impureEnvVars\":[\"UNICORN\"],\"name\":\"advanced-attributes-structured-attrs\",\"outputChecks\":{\"bin\":{\"disallowedReferences\":[\"/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar\",\"dev\"],\"disallowedRequisites\":[\"/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev\"]},\"dev\":{\"maxClosureSize\":5909,\"maxSize\":789},\"out\":{\"allowedReferences\":[\"/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo\"],\"allowedRequisites\":[\"/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev\",\"bin\"]}},\"outputs\":[\"out\",\"bin\",\"dev\"],\"preferLocalBuild\":true,\"requiredSystemFeatures\":[\"rainbow\",\"uid-range\"],\"system\":\"my-system\"}"),("bin","/nix/store/cnpasdljgkhnwaf78cf3qygcp4qbki1c-advanced-attributes-structured-attrs-bin"),("dev","/nix/store/ijq6mwpa9jbnpnl33qldfqihrr38kprx-advanced-attributes-structured-attrs-dev"),("out","/nix/store/h1vh648d3p088kdimy0r8ngpfx7c3nzw-advanced-attributes-structured-attrs")])
\ No newline at end of file
diff --git a/tests/functional/derivation/ia/advanced-attributes.drv b/tests/functional/derivation/ia/advanced-attributes.drv
index c71a88886..4bc7320f5 100644
--- a/tests/functional/derivation/ia/advanced-attributes.drv
+++ b/tests/functional/derivation/ia/advanced-attributes.drv
@@ -1 +1 @@
-Derive([("out","/nix/store/wyhpwd748pns4k7svh48wdrc8kvjk0ra-advanced-attributes","","")],[("/nix/store/afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv",["dev","out"]),("/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv",["dev","out"])],["/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__darwinAllowLocalNetworking","1"),("__impureHostDeps","/usr/bin/ditto"),("__noChroot","1"),("__sandboxProfile","sandcastle"),("allowSubstitutes",""),("allowedReferences","/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"),("allowedRequisites","/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev"),("builder","/bin/bash"),("disallowedReferences","/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar"),("disallowedRequisites","/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"),("exportReferencesGraph","refs1 /nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo refs2 /nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"),("impureEnvVars","UNICORN"),("name","advanced-attributes"),("out","/nix/store/wyhpwd748pns4k7svh48wdrc8kvjk0ra-advanced-attributes"),("preferLocalBuild","1"),("requiredSystemFeatures","rainbow uid-range"),("system","my-system")])
\ No newline at end of file
+Derive([("out","/nix/store/ymqmybkq5j4nd1xplw6ccdpbjnfi017v-advanced-attributes","","")],[("/nix/store/afc3vbjbzql750v2lp8gxgaxsajphzih-foo.drv",["dev","out"]),("/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv",["dev","out"])],["/nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"],"my-system","/bin/bash",["-c","echo hello > $out"],[("__darwinAllowLocalNetworking","1"),("__impureHostDeps","/usr/bin/ditto"),("__noChroot","1"),("__sandboxProfile","sandcastle"),("allowSubstitutes",""),("allowedReferences","/nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo"),("allowedRequisites","/nix/store/z0rjzy29v9k5qa4nqpykrbzirj7sd43v-foo-dev bin"),("builder","/bin/bash"),("disallowedReferences","/nix/store/r5cff30838majxk5mp3ip2diffi8vpaj-bar dev"),("disallowedRequisites","/nix/store/9b61w26b4avv870dw0ymb6rw4r1hzpws-bar-dev"),("exportReferencesGraph","refs1 /nix/store/p0hax2lzvjpfc2gwkk62xdglz0fcqfzn-foo refs2 /nix/store/vj2i49jm2868j2fmqvxm70vlzmzvgv14-bar.drv"),("impureEnvVars","UNICORN"),("name","advanced-attributes"),("out","/nix/store/ymqmybkq5j4nd1xplw6ccdpbjnfi017v-advanced-attributes"),("preferLocalBuild","1"),("requiredSystemFeatures","rainbow uid-range"),("system","my-system")])
\ No newline at end of file