fix alloc imports

Author: RalfJung

alloc_miri_test/Cargo.toml

@@ -18,6 +18,9 @@ miri-test-libstd = []
 [dev-dependencies]
 rand = "0.7"
 rand_xorshift = "0.2"
+# This lets tests access the `core` and `alloc` crates.
+core = { path = "../fake/core" }
+alloc = { path = "../fake/alloc" }
 
 [[test]]
 name = "collectionstests"

core_miri_test/Cargo.toml

@@ -24,3 +24,5 @@ path = "../library/core/tests/lib.rs"
 
 [dev-dependencies]
 rand = "0.7"
+# This lets tests access the `core` crate.
+core = { path = "../fake/core" }

rust-version

@@ -1 +1 @@
-nightly-2022-09-15
+nightly-2022-10-22