message: make macOS happy
diff: @@ -114,15 +114,16 @@ def test_cargo_miri_test():
  default_ref = "test.cross-target.stdout.ref" if is_foreign else "test.default.stdout.ref"
  filter_ref = "test.filter.cross-target.stdout.ref" if is_foreign else "test.filter.stdout.ref"
  + # macOS needs permissive provenance inside getrandom.
  test("`cargo miri test`",
  cargo_miri("test"),
  default_ref, "test.stderr-empty.ref",
  - env={'MIRIFLAGS': "-Zmiri-seed=feed"},
  + env={'MIRIFLAGS': "-Zmiri-permissive-provenance -Zmiri-seed=feed"},
  )
  test("`cargo miri test` (no isolation, no doctests)",
  cargo_miri("test") + ["--bins", "--tests"], # no `--lib`, we disabled that in `Cargo.toml`
  "test.cross-target.stdout.ref", "test.stderr-empty.ref",
  - env={'MIRIFLAGS': "-Zmiri-disable-isolation"},
  + env={'MIRIFLAGS': "-Zmiri-permissive-provenance -Zmiri-disable-isolation"},
  )
  test("`cargo miri test` (with filter)",
  cargo_miri("test") + ["--", "--format=pretty", "le1"],
  @@ -131,6 +132,7 @@ def test_cargo_miri_test():
  test("`cargo miri test` (test target)",
  cargo_miri("test") + ["--test", "test", "--", "--format=pretty"],
  "test.test-target.stdout.ref", "test.stderr-empty.ref",
  + env={'MIRIFLAGS': "-Zmiri-permissive-provenance"},
  )
  test("`cargo miri test` (bin target)",
  cargo_miri("test") + ["--bin", "cargo-miri-test", "--", "--format=pretty"],
  @@ -148,11 +150,13 @@ def test_cargo_miri_test():
  test("`cargo miri test` (custom target dir)",
  cargo_miri("test") + ["--target-dir=custom-test"],
  default_ref, "test.stderr-empty.ref",
  + env={'MIRIFLAGS': "-Zmiri-permissive-provenance"},
  )
  del os.environ["CARGO_TARGET_DIR"] # this overrides `build.target-dir` passed by `--config`, so unset it
  test("`cargo miri test` (config-cli)",
  cargo_miri("test") + ["--config=build.target-dir=\"config-cli\"", "-Zunstable-options"],
  default_ref, "test.stderr-empty.ref",
  + env={'MIRIFLAGS': "-Zmiri-permissive-provenance"},
  )
  os.chdir(os.path.dirname(os.path.realpath(__file__)))
  