Update Kani Metrics (model-checking#343)

This is an automated PR to update Kani metrics.

The metrics have been updated by running `./scripts/run-kani.sh --run
metrics`.

Co-authored-by: github-merge-queue <118344674+github-merge-queue@users.noreply.github.com>

Author: github-actions[bot]

scripts/kani-std-analysis/metrics-data-core.json

@@ -226,6 +226,28 @@
       "verified_safe_fns_under_contract": 75,
       "verified_safe_fns_with_loop_under_contract": 0,
       "total_functions_under_contract_all_crates": 274
+    },
+    {
+      "date": "2025-04-27",
+      "total_unsafe_fns": 7249,
+      "total_unsafe_fns_with_loop": 16,
+      "total_safe_abstractions": 1805,
+      "total_safe_abstractions_with_loop": 74,
+      "total_safe_fns": 15737,
+      "total_safe_fns_with_loop": 744,
+      "unsafe_fns_under_contract": 193,
+      "unsafe_fns_with_loop_under_contract": 1,
+      "verified_unsafe_fns_under_contract": 135,
+      "verified_unsafe_fns_with_loop_under_contract": 0,
+      "safe_abstractions_under_contract": 41,
+      "safe_abstractions_with_loop_under_contract": 0,
+      "verified_safe_abstractions_under_contract": 41,
+      "verified_safe_abstractions_with_loop_under_contract": 0,
+      "safe_fns_under_contract": 77,
+      "safe_fns_with_loop_under_contract": 0,
+      "verified_safe_fns_under_contract": 75,
+      "verified_safe_fns_with_loop_under_contract": 0,
+      "total_functions_under_contract_all_crates": 274
     }
   ]
 }

scripts/kani-std-analysis/metrics-data-std.json

@@ -109,6 +109,28 @@
       "verified_safe_fns_under_contract": 0,
       "verified_safe_fns_with_loop_under_contract": 0,
       "total_functions_under_contract_all_crates": 274
+    },
+    {
+      "date": "2025-04-27",
+      "total_unsafe_fns": 179,
+      "total_unsafe_fns_with_loop": 12,
+      "total_safe_abstractions": 509,
+      "total_safe_abstractions_with_loop": 44,
+      "total_safe_fns": 4096,
+      "total_safe_fns_with_loop": 176,
+      "unsafe_fns_under_contract": 0,
+      "unsafe_fns_with_loop_under_contract": 0,
+      "verified_unsafe_fns_under_contract": 0,
+      "verified_unsafe_fns_with_loop_under_contract": 0,
+      "safe_abstractions_under_contract": 0,
+      "safe_abstractions_with_loop_under_contract": 0,
+      "verified_safe_abstractions_under_contract": 0,
+      "verified_safe_abstractions_with_loop_under_contract": 0,
+      "safe_fns_under_contract": 0,
+      "safe_fns_with_loop_under_contract": 0,
+      "verified_safe_fns_under_contract": 0,
+      "verified_safe_fns_with_loop_under_contract": 0,
+      "total_functions_under_contract_all_crates": 274
     }
   ]
 }