chore: fix serde std flags for no-std build (#987)

* use serde as no-std

* optional serde std

* delete comment #"std"

* "preserve_order"

* revme revert

* Update bins/revme/Cargo.toml

---------

Co-authored-by: Leo Alt <leo@ethereum.org>

Author: CeciliaZ030

crates/interpreter/Cargo.toml

@@ -17,11 +17,11 @@ rustdoc-args = ["--cfg", "docsrs"]
 revm-primitives = { path = "../primitives", version = "1.3.0", default-features = false }
 
 # optional
-serde = { version = "1.0", features = ["derive", "rc"], optional = true }
+serde = { version = "1.0", default-features = false, features = ["derive", "rc"], optional = true }
 
 [features]
 default = ["std"]
-std = ["revm-primitives/std"]
+std = ["serde?/std", "revm-primitives/std"]
 serde = ["dep:serde", "revm-primitives/serde"]
 arbitrary = ["std", "revm-primitives/arbitrary"]
 asm-keccak = ["revm-primitives/asm-keccak"]

crates/primitives/Cargo.toml

@@ -34,14 +34,15 @@ enumn = "0.1"
 derive_more = { version = "0.99", optional = true }
 
 # optional
-serde = { version = "1.0", features = ["derive", "rc"], optional = true }
+serde = { version = "1.0", default-features = false, features = ["derive", "rc"], optional = true }
 
 [build-dependencies]
-hex = "0.4"
+hex = { version = "0.4", default-features = false }
 
 [features]
 default = ["std", "c-kzg"]
 std = [
+    "serde?/std",
     "alloy-primitives/std",
     "hex/std",
     "bitvec/std",

crates/revm/Cargo.toml

@@ -22,8 +22,8 @@ revm-precompile = { path = "../precompile", version = "2.2.0", default-features
 auto_impl = { version = "1.1", default-features = false }
 
 # Optional
-serde = { version = "1.0", features = ["derive", "rc"], optional = true }
-serde_json = { version = "1.0", features = ["preserve_order"], optional = true }
+serde = { version = "1.0", default-features = false, features = ["derive", "rc"], optional = true }
+serde_json = { version = "1.0", default-features = false, features = ["alloc", "preserve_order"], optional = true }
 
 # ethersdb
 tokio = { version = "1.35", features = [
@@ -42,7 +42,7 @@ indicatif = "0.17"
 
 [features]
 default = ["std", "c-kzg", "secp256k1"]
-std = ["revm-interpreter/std", "revm-precompile/std"]
+std = ["serde?/std", "serde_json?/std", "revm-interpreter/std", "revm-precompile/std"]
 serde = ["dep:serde", "dep:serde_json", "revm-interpreter/serde"]
 arbitrary = ["revm-interpreter/arbitrary"]
 asm-keccak = ["revm-interpreter/asm-keccak", "revm-precompile/asm-keccak"]