[INFO] cloning repository https://github.com/charlesji123/bitcoin-client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charlesji123/bitcoin-client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlesji123%2Fbitcoin-client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlesji123%2Fbitcoin-client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 41072f303db0055e247c0c19176ec2c44efc3aaf
[INFO] checking charlesji123/bitcoin-client/41072f303db0055e247c0c19176ec2c44efc3aaf against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlesji123%2Fbitcoin-client" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charlesji123/bitcoin-client on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charlesji123/bitcoin-client
[INFO] finished tweaking git repo https://github.com/charlesji123/bitcoin-client
[INFO] tweaked toml for git repo https://github.com/charlesji123/bitcoin-client written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/charlesji123/bitcoin-client already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "b7305f63ee39324fde9994c116ca592dbc1bf4ad0b992e6c987e6e84b4e532dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7305f63ee39324fde9994c116ca592dbc1bf4ad0b992e6c987e6e84b4e532dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7305f63ee39324fde9994c116ca592dbc1bf4ad0b992e6c987e6e84b4e532dd", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `crate::types::hash::Hashable`
[INFO] [stdout]  --> src/api/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::hash::Hashable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_block`
[INFO] [stdout]  --> src/blockchain/mod.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::types::block::{Block,generate_random_block, generate_genesis_block};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::key_pair`
[INFO] [stdout]  --> src/blockchain/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::key_pair;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/blockchain/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/blockchain/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex_literal::hex`
[INFO] [stdout]  --> src/blockchain/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use hex_literal::hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `url::quirks::port`
[INFO] [stdout]   --> src/blockchain/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use url::quirks::port;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/types/block.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::btree_set::Difference`
[INFO] [stdout]  --> src/types/block.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::btree_set::Difference;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::blockchain::State`
[INFO] [stdout]  --> src/types/block.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::blockchain::State;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread_rng`
[INFO] [stdout]  --> src/types/block.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::address::Address`
[INFO] [stdout]   --> src/types/block.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::address::Address;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]  --> src/types/hash.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/types/hash.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::transaction::SignedTransaction`
[INFO] [stdout]  --> src/types/hash.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::transaction::SignedTransaction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::miner::Context`
[INFO] [stdout]  --> src/types/merkle.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::miner::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/miner/mod.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sender`, `TryRecvError`, and `unbounded`
[INFO] [stdout]  --> src/miner/worker.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam::channel::{unbounded, Receiver, Sender, TryRecvError};
[INFO] [stdout]   |                          ^^^^^^^^^            ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/miner/worker.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/miner/worker.rs:3:56
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::network::message::Message::{NewBlockHashes, self};
[INFO] [stdout]   |                                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/peer.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/peer.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/peer.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/server.rs:235:16
[INFO] [stdout]     |
[INFO] [stdout] 235 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/server.rs:239:16
[INFO] [stdout]     |
[INFO] [stdout] 239 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/server.rs:270:20
[INFO] [stdout]     |
[INFO] [stdout] 270 |     #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/worker.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/worker.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/worker.rs:313:16
[INFO] [stdout]     |
[INFO] [stdout] 313 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/worker.rs:317:16
[INFO] [stdout]     |
[INFO] [stdout] 317 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/worker.rs:331:16
[INFO] [stdout]     |
[INFO] [stdout] 331 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `State`
[INFO] [stdout]  --> src/network/worker.rs:7:46
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::blockchain::{Blockchain, Mempool, State};
[INFO] [stdout]   |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SignedTransaction` and `sign`
[INFO] [stdout]  --> src/network/worker.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::types::transaction::{Transaction, SignedTransaction, sign};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TryFrom` and `TryInto`
[INFO] [stdout]   --> src/network/worker.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::{TryInto, TryFrom};
[INFO] [stdout]    |                    ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/network/worker.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{self, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `current`
[INFO] [stdout]   --> src/network/worker.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::thread::{self, current};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ed25519KeyPair` and `Signature`
[INFO] [stdout]   --> src/network/worker.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ring::signature::{Ed25519KeyPair, Signature, self};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/txgen/mod.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sender`, `TryRecvError`, and `unbounded`
[INFO] [stdout]  --> src/txgen/worker.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam::channel::{unbounded, Receiver, Sender, TryRecvError};
[INFO] [stdout]   |                          ^^^^^^^^^            ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/txgen/worker.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NewBlockHashes`
[INFO] [stdout]  --> src/txgen/worker.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::network::message::Message::{NewBlockHashes, self};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::block::Block`
[INFO] [stdout]  --> src/txgen/worker.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::block::Block;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `self` and `server`
[INFO] [stdout]   --> src/txgen/mod.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::network::{self, server};
[INFO] [stdout]    |                      ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `Content`, and `Header`
[INFO] [stdout]   --> src/txgen/mod.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::types::block::{Block, Header, Content};
[INFO] [stdout]    |                           ^^^^^  ^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sign`
[INFO] [stdout]   --> src/txgen/mod.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::types::transaction::{SignedTransaction, sign, Transaction};
[INFO] [stdout]    |                                                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stdout]   --> src/txgen/mod.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stdout]    |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/network/worker.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{self, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> src/blockchain/mod.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn new(seed: u8) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stdout] warning: unused variable: `hash`
[INFO] [stdout]    --> src/miner/mod.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |             for (hash, transaction) in self.mempool.lock().unwrap().hash_map.clone() {
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `blockchain` and `mempool` are never read
[INFO] [stdout]   --> src/miner/worker.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Worker {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 16 |     mempool: Arc<Mutex<Mempool>>, 
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blockchain` is never read
[INFO] [stdout]   --> src/txgen/worker.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Worker {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 51 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling ntest_timeout v0.7.3
[INFO] [stderr]     Checking ntest v0.7.3
[INFO] [stdout] warning: unused import: `crate::types::hash::Hashable`
[INFO] [stdout]  --> src/api/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::types::hash::Hashable;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `generate_random_block`
[INFO] [stdout]  --> src/blockchain/mod.rs:2:33
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::types::block::{Block,generate_random_block, generate_genesis_block};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::key_pair`
[INFO] [stdout]  --> src/blockchain/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::key_pair;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::sync::Arc`
[INFO] [stdout]  --> src/blockchain/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::sync::Arc;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::current`
[INFO] [stdout]  --> src/blockchain/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::thread::current;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `hex_literal::hex`
[INFO] [stdout]  --> src/blockchain/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use hex_literal::hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `url::quirks::port`
[INFO] [stdout]   --> src/blockchain/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use url::quirks::port;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]  --> src/types/block.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::collections::HashMap;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::btree_set::Difference`
[INFO] [stdout]  --> src/types/block.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::collections::btree_set::Difference;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::blockchain::State`
[INFO] [stdout]  --> src/types/block.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::blockchain::State;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `thread_rng`
[INFO] [stdout]  --> src/types/block.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | use rand::{thread_rng, Rng};
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::address::Address`
[INFO] [stdout]   --> src/types/block.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use super::address::Address;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]  --> src/types/hash.rs:3:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `ub_checks`, `unix`, and `windows`
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/types/hash.rs:114:17
[INFO] [stdout]     |
[INFO] [stdout] 114 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::transaction::SignedTransaction`
[INFO] [stdout]  --> src/types/hash.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use super::transaction::SignedTransaction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::miner::Context`
[INFO] [stdout]  --> src/types/merkle.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::miner::Context;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/miner/mod.rs:64:16
[INFO] [stdout]    |
[INFO] [stdout] 64 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sender`, `TryRecvError`, and `unbounded`
[INFO] [stdout]  --> src/miner/worker.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam::channel::{unbounded, Receiver, Sender, TryRecvError};
[INFO] [stdout]   |                          ^^^^^^^^^            ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/miner/worker.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/miner/worker.rs:3:56
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::network::message::Message::{NewBlockHashes, self};
[INFO] [stdout]   |                                                        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/peer.rs:30:16
[INFO] [stdout]    |
[INFO] [stdout] 30 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/peer.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/peer.rs:49:20
[INFO] [stdout]    |
[INFO] [stdout] 49 |     #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/server.rs:235:16
[INFO] [stdout]     |
[INFO] [stdout] 235 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/server.rs:239:16
[INFO] [stdout]     |
[INFO] [stdout] 239 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/server.rs:270:20
[INFO] [stdout]     |
[INFO] [stdout] 270 |     #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                    ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/worker.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 18 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/network/worker.rs:20:16
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/worker.rs:313:16
[INFO] [stdout]     |
[INFO] [stdout] 313 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/worker.rs:317:16
[INFO] [stdout]     |
[INFO] [stdout] 317 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/network/worker.rs:331:16
[INFO] [stdout]     |
[INFO] [stdout] 331 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]     |                ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `State`
[INFO] [stdout]  --> src/network/worker.rs:7:46
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::blockchain::{Blockchain, Mempool, State};
[INFO] [stdout]   |                                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SignedTransaction` and `sign`
[INFO] [stdout]  --> src/network/worker.rs:8:46
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::types::transaction::{Transaction, SignedTransaction, sign};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^  ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TryFrom` and `TryInto`
[INFO] [stdout]   --> src/network/worker.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | use std::convert::{TryInto, TryFrom};
[INFO] [stdout]    |                    ^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]   --> src/network/worker.rs:11:15
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{self, Write};
[INFO] [stdout]    |               ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `current`
[INFO] [stdout]   --> src/network/worker.rs:12:25
[INFO] [stdout]    |
[INFO] [stdout] 12 | use std::thread::{self, current};
[INFO] [stdout]    |                         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Ed25519KeyPair` and `Signature`
[INFO] [stdout]   --> src/network/worker.rs:14:23
[INFO] [stdout]    |
[INFO] [stdout] 14 | use ring::signature::{Ed25519KeyPair, Signature, self};
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/txgen/mod.rs:73:16
[INFO] [stdout]    |
[INFO] [stdout] 73 | #[cfg(any(test,test_utilities))]
[INFO] [stdout]    |                ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead
[INFO] [stdout]    = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]             [lints.rust]
[INFO] [stdout]             unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]    = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Sender`, `TryRecvError`, and `unbounded`
[INFO] [stdout]  --> src/txgen/worker.rs:1:26
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crossbeam::channel::{unbounded, Receiver, Sender, TryRecvError};
[INFO] [stdout]   |                          ^^^^^^^^^            ^^^^^^  ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `debug`
[INFO] [stdout]  --> src/txgen/worker.rs:2:11
[INFO] [stdout]   |
[INFO] [stdout] 2 | use log::{debug, info};
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `NewBlockHashes`
[INFO] [stdout]  --> src/txgen/worker.rs:3:40
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::network::message::Message::{NewBlockHashes, self};
[INFO] [stdout]   |                                        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::types::block::Block`
[INFO] [stdout]  --> src/txgen/worker.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::types::block::Block;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `self` and `server`
[INFO] [stdout]   --> src/txgen/mod.rs:11:22
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::network::{self, server};
[INFO] [stdout]    |                      ^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Block`, `Content`, and `Header`
[INFO] [stdout]   --> src/txgen/mod.rs:13:27
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::types::block::{Block, Header, Content};
[INFO] [stdout]    |                           ^^^^^  ^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `sign`
[INFO] [stdout]   --> src/txgen/mod.rs:17:52
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::types::transaction::{SignedTransaction, sign, Transaction};
[INFO] [stdout]    |                                                    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `SystemTime` and `UNIX_EPOCH`
[INFO] [stdout]   --> src/txgen/mod.rs:19:17
[INFO] [stdout]    |
[INFO] [stdout] 19 | use std::time::{SystemTime, UNIX_EPOCH};
[INFO] [stdout]    |                 ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]   --> src/network/worker.rs:11:21
[INFO] [stdout]    |
[INFO] [stdout] 11 | use std::io::{self, Write};
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `seed`
[INFO] [stdout]   --> src/blockchain/mod.rs:32:16
[INFO] [stdout]    |
[INFO] [stdout] 32 |     pub fn new(seed: u8) -> Self {
[INFO] [stdout]    |                ^^^^ help: if this is intentional, prefix it with an underscore: `_seed`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `hash`
[INFO] [stdout]    --> src/miner/mod.rs:155:18
[INFO] [stdout]     |
[INFO] [stdout] 155 |             for (hash, transaction) in self.mempool.lock().unwrap().hash_map.clone() {
[INFO] [stdout]     |                  ^^^^ help: if this is intentional, prefix it with an underscore: `_hash`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `blockchain` and `mempool` are never read
[INFO] [stdout]   --> src/miner/worker.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Worker {
[INFO] [stdout]    |            ------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 15 |     blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 16 |     mempool: Arc<Mutex<Mempool>>, 
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test_new` is never used
[INFO] [stdout]   --> src/txgen/mod.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn test_new() -> (Context, Handle, Receiver<SignedTransaction>) {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `blockchain` is never read
[INFO] [stdout]   --> src/txgen/worker.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Worker {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     blockchain: Arc<Mutex<Blockchain>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 52 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 31.10s
[INFO] running `Command { std: "docker" "inspect" "1f9f2069041363ea01b15178db7d88d0cf6744b048432f07c020a16b02711a83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f9f2069041363ea01b15178db7d88d0cf6744b048432f07c020a16b02711a83", kill_on_drop: false }`
[INFO] [stdout] 1f9f2069041363ea01b15178db7d88d0cf6744b048432f07c020a16b02711a83