Bump workspace to rust edition 2018

Mostly motivated by the need of async/await.

Author: wpaulino

fuzz/Cargo.toml

@@ -3,6 +3,7 @@ name = "lightning-fuzz"
 version = "0.0.1"
 authors = ["Automatically generated"]
 publish = false
+edition = "2018"
 # Because the function is unused it gets dropped before we link lightning, so
 # we have to duplicate build.rs here. Note that this is only required for
 # fuzzing mode.

fuzz/src/chanmon_consistency.rs

@@ -51,8 +51,8 @@ use lightning::util::events::MessageSendEventsProvider;
 use lightning::util::ser::{Readable, ReadableArgs, Writeable, Writer};
 use lightning::routing::router::{Route, RouteHop};
 
-use utils::test_logger::{self, Output};
-use utils::test_persister::TestPersister;
+use crate::utils::test_logger::{self, Output};
+use crate::utils::test_persister::TestPersister;
 
 use bitcoin::secp256k1::{PublicKey, SecretKey, Scalar};
 use bitcoin::secp256k1::ecdh::SharedSecret;

fuzz/src/chanmon_deser.rs

@@ -8,7 +8,7 @@ use lightning::util::enforcing_trait_impls::EnforcingSigner;
 use lightning::util::ser::{ReadableArgs, Writer, Writeable};
 use lightning::util::test_utils::OnlyReadsKeysInterface;
 
-use utils::test_logger;
+use crate::utils::test_logger;
 
 use std::io::Cursor;
 

fuzz/src/full_stack.rs

@@ -49,8 +49,8 @@ use lightning::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
 use lightning::util::logger::Logger;
 use lightning::util::ser::ReadableArgs;
 
-use utils::test_logger;
-use utils::test_persister::TestPersister;
+use crate::utils::test_logger;
+use crate::utils::test_persister::TestPersister;
 
 use bitcoin::secp256k1::{PublicKey, SecretKey, Scalar};
 use bitcoin::secp256k1::ecdh::SharedSecret;

fuzz/src/msg_targets/msg_accept_channel.rs

@@ -10,8 +10,8 @@
 // This file is auto-generated by gen_target.sh based on msg_target_template.txt
 // To modify it, modify msg_target_template.txt and run gen_target.sh instead.
 
-use msg_targets::utils::VecWriter;
-use utils::test_logger;
+use crate::msg_targets::utils::VecWriter;
+use crate::utils::test_logger;
 
 #[inline]
 pub fn msg_accept_channel_test<Out: test_logger::Output>(data: &[u8], _out: Out) {

fuzz/src/msg_targets/msg_announcement_signatures.rs

@@ -10,8 +10,8 @@
 // This file is auto-generated by gen_target.sh based on msg_target_template.txt
 // To modify it, modify msg_target_template.txt and run gen_target.sh instead.
 
-use msg_targets::utils::VecWriter;
-use utils::test_logger;
+use crate::msg_targets::utils::VecWriter;
+use crate::utils::test_logger;
 
 #[inline]
 pub fn msg_announcement_signatures_test<Out: test_logger::Output>(data: &[u8], _out: Out) {

fuzz/src/msg_targets/msg_channel_announcement.rs

@@ -10,8 +10,8 @@
 // This file is auto-generated by gen_target.sh based on msg_target_template.txt
 // To modify it, modify msg_target_template.txt and run gen_target.sh instead.
 
-use msg_targets::utils::VecWriter;
-use utils::test_logger;
+use crate::msg_targets::utils::VecWriter;
+use crate::utils::test_logger;
 
 #[inline]
 pub fn msg_channel_announcement_test<Out: test_logger::Output>(data: &[u8], _out: Out) {

fuzz/src/msg_targets/msg_channel_details.rs

@@ -10,8 +10,8 @@
 // This file is auto-generated by gen_target.sh based on msg_target_template.txt
 // To modify it, modify msg_target_template.txt and run gen_target.sh instead.
 
-use msg_targets::utils::VecWriter;
-use utils::test_logger;
+use crate::msg_targets::utils::VecWriter;
+use crate::utils::test_logger;
 
 #[inline]
 pub fn msg_channel_details_test<Out: test_logger::Output>(data: &[u8], _out: Out) {

fuzz/src/msg_targets/msg_channel_ready.rs

@@ -10,8 +10,8 @@
 // This file is auto-generated by gen_target.sh based on msg_target_template.txt
 // To modify it, modify msg_target_template.txt and run gen_target.sh instead.
 
-use msg_targets::utils::VecWriter;
-use utils::test_logger;
+use crate::msg_targets::utils::VecWriter;
+use crate::utils::test_logger;
 
 #[inline]
 pub fn msg_channel_ready_test<Out: test_logger::Output>(data: &[u8], _out: Out) {

fuzz/src/msg_targets/msg_channel_reestablish.rs

@@ -10,8 +10,8 @@
 // This file is auto-generated by gen_target.sh based on msg_target_template.txt
 // To modify it, modify msg_target_template.txt and run gen_target.sh instead.
 
-use msg_targets::utils::VecWriter;
-use utils::test_logger;
+use crate::msg_targets::utils::VecWriter;
+use crate::utils::test_logger;
 
 #[inline]
 pub fn msg_channel_reestablish_test<Out: test_logger::Output>(data: &[u8], _out: Out) {