[INFO] cloning repository https://github.com/FreeFly0125/mini-bc-imp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FreeFly0125/mini-bc-imp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFly0125%2Fmini-bc-imp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFly0125%2Fmini-bc-imp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 912a5058ddca3d6740aa978d498795dbf3156b88 [INFO] checking FreeFly0125/mini-bc-imp against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFreeFly0125%2Fmini-bc-imp" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. 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[INFO] [stderr] Downloaded tracing v0.1.39 [INFO] [stderr] Downloaded console-subscriber v0.1.10 [INFO] [stderr] Downloaded console-api v0.5.0 [INFO] [stderr] Downloaded hdrhistogram v7.5.2 [INFO] [stderr] Downloaded tokio v1.33.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c542e6b60da22995993dc1bb29fddfa081ca8e9db166955df55a778dc30a2511 [INFO] running `Command { std: "docker" "start" "-a" "c542e6b60da22995993dc1bb29fddfa081ca8e9db166955df55a778dc30a2511", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c542e6b60da22995993dc1bb29fddfa081ca8e9db166955df55a778dc30a2511", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c542e6b60da22995993dc1bb29fddfa081ca8e9db166955df55a778dc30a2511", kill_on_drop: false }` [INFO] [stdout] c542e6b60da22995993dc1bb29fddfa081ca8e9db166955df55a778dc30a2511 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f3792e5e3b30bb6a74db0f2c6b60d6e31e2900c8ca4b35fb8cb6c91437a2b8d1 [INFO] running `Command { std: "docker" "start" "-a" "f3792e5e3b30bb6a74db0f2c6b60d6e31e2900c8ca4b35fb8cb6c91437a2b8d1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking http v0.2.9 [INFO] [stderr] Compiling serde v1.0.189 [INFO] [stderr] Compiling async-trait v0.1.74 [INFO] [stderr] Compiling axum v0.6.20 [INFO] [stderr] Checking miniz_oxide v0.7.1 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Compiling rustix v0.38.19 [INFO] [stderr] Checking base64 v0.21.4 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking concurrent-queue v2.3.0 [INFO] [stderr] Checking cpufeatures v0.2.9 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Compiling syn v2.0.38 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking async-channel v1.9.0 [INFO] [stderr] Checking 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[stdout] warning: unused import: `self` [INFO] [stdout] --> src/mini_chain/chain.rs:5:73 [INFO] [stdout] | [INFO] [stdout] 5 | use super::metadata::{BlockchainMetadata, BlockchainMetadataOperations, self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng`, `distributions::Standard` [INFO] [stdout] --> src/mini_chain/chain.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::{Rng, distributions::Standard}; [INFO] [stdout] | ^^^ ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stream` [INFO] [stdout] --> src/mini_chain/chain.rs:9:34 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::stream::{BoxStream, Stream, StreamExt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::DefaultHasher` [INFO] [stdout] --> src/mini_chain/chain.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::collections::hash_map::DefaultHasher; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hasher` [INFO] [stdout] --> src/mini_chain/chain.rs:13:23 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `instrument` [INFO] [stdout] --> src/mini_chain/chain.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | use tracing::{instrument, info}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/mini_chain/client.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use async_channel::{Sender, Receiver}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/mini_chain/node.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{BTreeSet, HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/mini_chain/node.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | Transaction, self [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] --> src/mini_chain/node.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::stream::FuturesUnordered` [INFO] [stdout] --> src/network.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::stream::FuturesUnordered; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::sleep` [INFO] [stdout] --> src/network.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::time::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::info` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing::info; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/network.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::mini_chain::metadata` [INFO] [stdout] --> src/network.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::mini_chain::metadata; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FullNode` [INFO] [stdout] --> src/network.rs:14:22 [INFO] [stdout] | [INFO] [stdout] 14 | ChannelFullNode, FullNode [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] --> src/network.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/mini_chain/chain.rs:5:73 [INFO] [stdout] | [INFO] [stdout] 5 | use super::metadata::{BlockchainMetadata, BlockchainMetadataOperations, self}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `distributions::Standard` [INFO] [stdout] --> src/mini_chain/chain.rs:7:17 [INFO] [stdout] | [INFO] [stdout] 7 | use rand::{Rng, distributions::Standard}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Stream` [INFO] [stdout] --> src/mini_chain/chain.rs:9:34 [INFO] [stdout] | [INFO] [stdout] 9 | use futures::stream::{BoxStream, Stream, StreamExt}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::hash_map::DefaultHasher` [INFO] [stdout] --> src/mini_chain/chain.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::collections::hash_map::DefaultHasher; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `info`, `instrument` [INFO] [stdout] --> src/mini_chain/chain.rs:14:15 [INFO] [stdout] | [INFO] [stdout] 14 | use tracing::{instrument, info}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Receiver` [INFO] [stdout] --> src/mini_chain/client.rs:5:29 [INFO] [stdout] | [INFO] [stdout] 5 | use async_channel::{Sender, Receiver}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `HashSet` [INFO] [stdout] --> src/mini_chain/node.rs:2:34 [INFO] [stdout] | [INFO] [stdout] 2 | use std::collections::{BTreeSet, HashSet, HashMap}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `self` [INFO] [stdout] --> src/mini_chain/node.rs:14:18 [INFO] [stdout] | [INFO] [stdout] 14 | Transaction, self [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] --> src/mini_chain/node.rs:26:5 [INFO] [stdout] | [INFO] [stdout] 26 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/mini_chain/node.rs:888:9 [INFO] [stdout] | [INFO] [stdout] 887 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 888 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Receiver`, `Sender`, `self` [INFO] [stdout] --> src/mini_chain/node.rs:889:29 [INFO] [stdout] | [INFO] [stdout] 889 | use tokio::sync::mpsc::{self, Sender, Receiver}; [INFO] [stdout] | ^^^^ ^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `RwLock` is imported redundantly [INFO] [stdout] --> src/mini_chain/node.rs:890:9 [INFO] [stdout] | [INFO] [stdout] 887 | use super::*; [INFO] [stdout] | -------- the item `RwLock` is already imported here [INFO] [stdout] ... [INFO] [stdout] 890 | use tokio::sync::RwLock; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `SystemTime` is imported redundantly [INFO] [stdout] --> src/mini_chain/node.rs:891:21 [INFO] [stdout] | [INFO] [stdout] 887 | use super::*; [INFO] [stdout] | -------- the item `SystemTime` is already imported here [INFO] [stdout] ... [INFO] [stdout] 891 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `UNIX_EPOCH` is imported redundantly [INFO] [stdout] --> src/mini_chain/node.rs:891:33 [INFO] [stdout] | [INFO] [stdout] 887 | use super::*; [INFO] [stdout] | -------- the item `UNIX_EPOCH` is already imported here [INFO] [stdout] ... [INFO] [stdout] 891 | use std::time::{SystemTime, UNIX_EPOCH}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/mini_chain/node.rs:892:9 [INFO] [stdout] | [INFO] [stdout] 887 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 892 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::stream::FuturesUnordered` [INFO] [stdout] --> src/network.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use futures::stream::FuturesUnordered; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::time::sleep` [INFO] [stdout] --> src/network.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use tokio::time::sleep; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::info` [INFO] [stdout] --> src/network.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing::info; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::time::Duration` [INFO] [stdout] --> src/network.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::mini_chain::metadata` [INFO] [stdout] --> src/network.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::mini_chain::metadata; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `FullNode` [INFO] [stdout] --> src/network.rs:14:22 [INFO] [stdout] | [INFO] [stdout] 14 | ChannelFullNode, FullNode [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tokio::sync::mpsc` [INFO] [stdout] --> src/network.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use tokio::sync::mpsc; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/network.rs:233:9 [INFO] [stdout] | [INFO] [stdout] 233 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 237 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:67:25 [INFO] [stdout] | [INFO] [stdout] 62 | / loop { [INFO] [stdout] 63 | | let transaction = Transaction::random_now(rng); [INFO] [stdout] 64 | | client.submit_transaction(transaction).await?; [INFO] [stdout] 65 | | tokio::time::sleep(Duration::from_millis(client_delay)).await; [INFO] [stdout] 66 | | } [INFO] [stdout] | |_________________________- any code following this expression is unreachable [INFO] [stdout] 67 | Ok::<(), String>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:75:25 [INFO] [stdout] | [INFO] [stdout] 70 | / ... loop { [INFO] [stdout] 71 | | ... tokio::time::sleep(Duration::from_secs(1)).await; [INFO] [stdout] 72 | | ... // println!("{}", "Health check! If you don't see this you may have a livelock/overutilization".green()); [INFO] [stdout] 73 | | ... // println!("{}", "If you see the health check above, but don't have block-building activity; you may have a deadlock.".purple()); [INFO] [stdout] 74 | | ... } [INFO] [stdout] | |_______- any code following this expression is unreachable [INFO] [stdout] 75 | ... Ok::<(), String>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:101:25 [INFO] [stdout] | [INFO] [stdout] 78 | / loop { [INFO] [stdout] 79 | | { [INFO] [stdout] 80 | | let now = SystemTime::now() [INFO] [stdout] 81 | | .duration_since(UNIX_EPOCH) [INFO] [stdout] ... | [INFO] [stdout] 99 | | )).await; [INFO] [stdout] 100 | | } [INFO] [stdout] | |_________________________- any code following this expression is unreachable [INFO] [stdout] 101 | Ok::<(), String>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:67:25 [INFO] [stdout] | [INFO] [stdout] 62 | / loop { [INFO] [stdout] 63 | | let transaction = Transaction::random_now(rng); [INFO] [stdout] 64 | | client.submit_transaction(transaction).await?; [INFO] [stdout] 65 | | tokio::time::sleep(Duration::from_millis(client_delay)).await; [INFO] [stdout] 66 | | } [INFO] [stdout] | |_________________________- any code following this expression is unreachable [INFO] [stdout] 67 | Ok::<(), String>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:75:25 [INFO] [stdout] | [INFO] [stdout] 70 | / ... loop { [INFO] [stdout] 71 | | ... tokio::time::sleep(Duration::from_secs(1)).await; [INFO] [stdout] 72 | | ... // println!("{}", "Health check! If you don't see this you may have a livelock/overutilization".green()); [INFO] [stdout] 73 | | ... // println!("{}", "If you see the health check above, but don't have block-building activity; you may have a deadlock.".purple()); [INFO] [stdout] 74 | | ... } [INFO] [stdout] | |_______- any code following this expression is unreachable [INFO] [stdout] 75 | ... Ok::<(), String>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable expression [INFO] [stdout] --> src/lib.rs:101:25 [INFO] [stdout] | [INFO] [stdout] 78 | / loop { [INFO] [stdout] 79 | | { [INFO] [stdout] 80 | | let now = SystemTime::now() [INFO] [stdout] 81 | | .duration_since(UNIX_EPOCH) [INFO] [stdout] ... | [INFO] [stdout] 99 | | )).await; [INFO] [stdout] 100 | | } [INFO] [stdout] | |_________________________- any code following this expression is unreachable [INFO] [stdout] 101 | Ok::<(), String>(()) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ unreachable expression [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hash` [INFO] [stdout] --> src/mini_chain/chain.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::SinkExt` [INFO] [stdout] --> src/mini_chain/chain.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use futures::SinkExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/chain.rs:612:14 [INFO] [stdout] | [INFO] [stdout] 612 | let (mut tx, rx) = tokio::sync::mpsc::channel::>(32); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hash` [INFO] [stdout] --> src/mini_chain/chain.rs:13:17 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Hasher` [INFO] [stdout] --> src/mini_chain/chain.rs:13:23 [INFO] [stdout] | [INFO] [stdout] 13 | use std::hash::{Hash, Hasher}; [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `futures::SinkExt` [INFO] [stdout] --> src/mini_chain/chain.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use futures::SinkExt; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:410:13 [INFO] [stdout] | [INFO] [stdout] 410 | let mut rx = self.proposed_block_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:545:13 [INFO] [stdout] | [INFO] [stdout] 545 | let mut rx = self.mined_block_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/chain.rs:612:14 [INFO] [stdout] | [INFO] [stdout] 612 | let (mut tx, rx) = tokio::sync::mpsc::channel::>(32); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:695:13 [INFO] [stdout] | [INFO] [stdout] 695 | let mut rx = self.synchronizer_request_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:807:13 [INFO] [stdout] | [INFO] [stdout] 807 | let mut rx = self.mempool_transaction_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:410:13 [INFO] [stdout] | [INFO] [stdout] 410 | let mut rx = self.proposed_block_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:545:13 [INFO] [stdout] | [INFO] [stdout] 545 | let mut rx = self.mined_block_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:695:13 [INFO] [stdout] | [INFO] [stdout] 695 | let mut rx = self.synchronizer_request_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/node.rs:807:13 [INFO] [stdout] | [INFO] [stdout] 807 | let mut rx = self.mempool_transaction_receiver.clone(); [INFO] [stdout] | ----^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/block.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut transactions = BTreeSet::new(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `difficulty` [INFO] [stdout] --> src/mini_chain/block.rs:315:40 [INFO] [stdout] | [INFO] [stdout] 315 | pub fn verify_proof_of_work(&self, difficulty: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/mini_chain/block.rs:260:13 [INFO] [stdout] | [INFO] [stdout] 260 | let mut transactions = BTreeSet::new(); [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `difficulty` [INFO] [stdout] --> src/mini_chain/block.rs:315:40 [INFO] [stdout] | [INFO] [stdout] 315 | pub fn verify_proof_of_work(&self, difficulty: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 29 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 36 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `tracing_subscriber` is imported redundantly [INFO] [stdout] --> src/main.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use tracing_subscriber; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ the item `tracing_subscriber` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.54s [INFO] running `Command { std: "docker" "inspect" "f3792e5e3b30bb6a74db0f2c6b60d6e31e2900c8ca4b35fb8cb6c91437a2b8d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f3792e5e3b30bb6a74db0f2c6b60d6e31e2900c8ca4b35fb8cb6c91437a2b8d1", kill_on_drop: false }` [INFO] [stdout] f3792e5e3b30bb6a74db0f2c6b60d6e31e2900c8ca4b35fb8cb6c91437a2b8d1