[INFO] cloning repository https://github.com/marjon-call/rust-chain
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marjon-call/rust-chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarjon-call%2Frust-chain", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarjon-call%2Frust-chain'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef03fcdd0e535020967c482388cacb9e50973d5c
[INFO] testing marjon-call/rust-chain against master#f9988fefd3add01f414f52b414308e7872622fee for pr-155114
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarjon-call%2Frust-chain" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/marjon-call/rust-chain
[INFO] finished tweaking git repo https://github.com/marjon-call/rust-chain
[INFO] tweaked toml for git repo https://github.com/marjon-call/rust-chain written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/marjon-call/rust-chain on toolchain f9988fefd3add01f414f52b414308e7872622fee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/marjon-call/rust-chain 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" "+f9988fefd3add01f414f52b414308e7872622fee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c517a13a0e7334084e47f362a6615689d0f37eb6c6a77a0ce7e94a08eeb46c4
[INFO] running `Command { std: "docker" "start" "-a" "1c517a13a0e7334084e47f362a6615689d0f37eb6c6a77a0ce7e94a08eeb46c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c517a13a0e7334084e47f362a6615689d0f37eb6c6a77a0ce7e94a08eeb46c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c517a13a0e7334084e47f362a6615689d0f37eb6c6a77a0ce7e94a08eeb46c4", kill_on_drop: false }`
[INFO] [stdout] 1c517a13a0e7334084e47f362a6615689d0f37eb6c6a77a0ce7e94a08eeb46c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc29ddef14e86bbbbc3def39ce1379c5262c91d4fc297a030cf0777be0048d74
[INFO] running `Command { std: "docker" "start" "-a" "cc29ddef14e86bbbbc3def39ce1379c5262c91d4fc297a030cf0777be0048d74", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `crate::network::node::NodeCommand`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::network::node::NodeCommand;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]   --> src/chain/blockchain.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 Some(pk) => {
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_id_clone`
[INFO] [stdout]    --> src/network/node.rs:204:37
[INFO] [stdout]     |
[INFO] [stdout] 204 | ...                   let peer_id_clone = peer_id;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_id_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `our_height`
[INFO] [stdout]    --> src/network/node.rs:230:46
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   let (our_height, missing) = {
[INFO] [stdout]     |                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_our_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network/node.rs:448:21
[INFO] [stdout]     |
[INFO] [stdout] 448 |                 let mut chain = blockchain.lock().await;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut blockchain = Blockchain::new(&genesis.initial_address, genesis.initial_supply);
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]   --> src/chain/blockchain.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Blockchain {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn is_valid(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mint` is never used
[INFO] [stdout]   --> src/chain/state.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn mint(&mut self, address: &str, amount: u128) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `SubmitTx` is never constructed
[INFO] [stdout]   --> src/network/node.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum NodeCommand {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 21 |     AddBlock(String),
[INFO] [stdout] 22 |     SubmitTx(crate::types::transaction::Transaction),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `peer_id` and `wallet` are never read
[INFO] [stdout]   --> src/network/node.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Node {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 39 |     pub peer_id: PeerId,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub wallet: Option<Wallet>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_and_broadcast` and `broadcast_vote` are never used
[INFO] [stdout]    --> src/network/node.rs:403:18
[INFO] [stdout]     |
[INFO] [stdout]  52 | impl Node {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 403 |     pub async fn add_and_broadcast(&mut self, miner: &str) -> Result<(), String> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 472 |     pub fn broadcast_vote(&mut self, vote: &crate::chain::vote::Vote) -> Result<(), String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.34s
[INFO] running `Command { std: "docker" "inspect" "cc29ddef14e86bbbbc3def39ce1379c5262c91d4fc297a030cf0777be0048d74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc29ddef14e86bbbbc3def39ce1379c5262c91d4fc297a030cf0777be0048d74", kill_on_drop: false }`
[INFO] [stdout] cc29ddef14e86bbbbc3def39ce1379c5262c91d4fc297a030cf0777be0048d74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e7e9a0d07a5f34c49f51519869b0520cab09b76598cec2af1b962e7fba80f19
[INFO] running `Command { std: "docker" "start" "-a" "4e7e9a0d07a5f34c49f51519869b0520cab09b76598cec2af1b962e7fba80f19", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::network::node::NodeCommand`
[INFO] [stdout]   --> src/main.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | use crate::network::node::NodeCommand;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pk`
[INFO] [stdout]   --> src/chain/blockchain.rs:40:22
[INFO] [stdout]    |
[INFO] [stdout] 40 |                 Some(pk) => {
[INFO] [stdout]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer_id_clone`
[INFO] [stdout]    --> src/network/node.rs:204:37
[INFO] [stdout]     |
[INFO] [stdout] 204 | ...                   let peer_id_clone = peer_id;
[INFO] [stdout]     |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_id_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `our_height`
[INFO] [stdout]    --> src/network/node.rs:230:46
[INFO] [stdout]     |
[INFO] [stdout] 230 | ...                   let (our_height, missing) = {
[INFO] [stdout]     |                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_our_height`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/network/node.rs:448:21
[INFO] [stdout]     |
[INFO] [stdout] 448 |                 let mut chain = blockchain.lock().await;
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 27 |     let mut blockchain = Blockchain::new(&genesis.initial_address, genesis.initial_supply);
[INFO] [stdout]    |         ----^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `is_valid` is never used
[INFO] [stdout]   --> src/chain/blockchain.rs:70:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl Blockchain {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 70 |     pub fn is_valid(&self) -> bool {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `mint` is never used
[INFO] [stdout]   --> src/chain/state.rs:96:12
[INFO] [stdout]    |
[INFO] [stdout] 16 | impl State {
[INFO] [stdout]    | ---------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 96 |     pub fn mint(&mut self, address: &str, amount: u128) {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `SubmitTx` is never constructed
[INFO] [stdout]   --> src/network/node.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 20 | pub enum NodeCommand {
[INFO] [stdout]    |          ----------- variant in this enum
[INFO] [stdout] 21 |     AddBlock(String),
[INFO] [stdout] 22 |     SubmitTx(crate::types::transaction::Transaction),
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `peer_id` and `wallet` are never read
[INFO] [stdout]   --> src/network/node.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub struct Node {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 39 |     pub peer_id: PeerId,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 48 |     pub wallet: Option<Wallet>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `add_and_broadcast` and `broadcast_vote` are never used
[INFO] [stdout]    --> src/network/node.rs:403:18
[INFO] [stdout]     |
[INFO] [stdout]  52 | impl Node {
[INFO] [stdout]     | --------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 403 |     pub async fn add_and_broadcast(&mut self, miner: &str) -> Result<(), String> {
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 472 |     pub fn broadcast_vote(&mut self, vote: &crate::chain::vote::Vote) -> Result<(), String> {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `Command { std: "docker" "inspect" "4e7e9a0d07a5f34c49f51519869b0520cab09b76598cec2af1b962e7fba80f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7e9a0d07a5f34c49f51519869b0520cab09b76598cec2af1b962e7fba80f19", kill_on_drop: false }`
[INFO] [stdout] 4e7e9a0d07a5f34c49f51519869b0520cab09b76598cec2af1b962e7fba80f19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+f9988fefd3add01f414f52b414308e7872622fee" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 45ec86a2afc327b9f006b753e9729d8c011198a2c2c2edc15d960579d7c8f91a
[INFO] running `Command { std: "docker" "start" "-a" "45ec86a2afc327b9f006b753e9729d8c011198a2c2c2edc15d960579d7c8f91a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::network::node::NodeCommand`
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 | use crate::network::node::NodeCommand;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `pk`
[INFO] [stderr]   --> src/chain/blockchain.rs:40:22
[INFO] [stderr]    |
[INFO] [stderr] 40 |                 Some(pk) => {
[INFO] [stderr]    |                      ^^ help: if this is intentional, prefix it with an underscore: `_pk`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer_id_clone`
[INFO] [stderr]    --> src/network/node.rs:204:37
[INFO] [stderr]     |
[INFO] [stderr] 204 | ...                   let peer_id_clone = peer_id;
[INFO] [stderr]     |                           ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_peer_id_clone`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `our_height`
[INFO] [stderr]    --> src/network/node.rs:230:46
[INFO] [stderr]     |
[INFO] [stderr] 230 | ...                   let (our_height, missing) = {
[INFO] [stderr]     |                            ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_our_height`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/network/node.rs:448:21
[INFO] [stderr]     |
[INFO] [stderr] 448 |                 let mut chain = blockchain.lock().await;
[INFO] [stderr]     |                     ----^^^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     let mut blockchain = Blockchain::new(&genesis.initial_address, genesis.initial_supply);
[INFO] [stderr]    |         ----^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method `is_valid` is never used
[INFO] [stderr]   --> src/chain/blockchain.rs:70:12
[INFO] [stderr]    |
[INFO] [stderr] 14 | impl Blockchain {
[INFO] [stderr]    | --------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 70 |     pub fn is_valid(&self) -> bool {
[INFO] [stderr]    |            ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `mint` is never used
[INFO] [stderr]   --> src/chain/state.rs:96:12
[INFO] [stderr]    |
[INFO] [stderr] 16 | impl State {
[INFO] [stderr]    | ---------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 96 |     pub fn mint(&mut self, address: &str, amount: u128) {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variant `SubmitTx` is never constructed
[INFO] [stderr]   --> src/network/node.rs:22:5
[INFO] [stderr]    |
[INFO] [stderr] 20 | pub enum NodeCommand {
[INFO] [stderr]    |          ----------- variant in this enum
[INFO] [stderr] 21 |     AddBlock(String),
[INFO] [stderr] 22 |     SubmitTx(crate::types::transaction::Transaction),
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: fields `peer_id` and `wallet` are never read
[INFO] [stderr]   --> src/network/node.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub struct Node {
[INFO] [stderr]    |            ---- fields in this struct
[INFO] [stderr] 39 |     pub peer_id: PeerId,
[INFO] [stderr]    |         ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 48 |     pub wallet: Option<Wallet>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: methods `add_and_broadcast` and `broadcast_vote` are never used
[INFO] [stderr]    --> src/network/node.rs:403:18
[INFO] [stderr]     |
[INFO] [stderr]  52 | impl Node {
[INFO] [stderr]     | --------- methods in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 403 |     pub async fn add_and_broadcast(&mut self, miner: &str) -> Result<(), String> {
[INFO] [stderr]     |                  ^^^^^^^^^^^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 472 |     pub fn broadcast_vote(&mut self, vote: &crate::chain::vote::Vote) -> Result<(), String> {
[INFO] [stderr]     |            ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-chain` (bin "rust-chain" test) generated 11 warnings (run `cargo fix --bin "rust-chain" -p rust-chain --tests` to apply 6 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_chain-0fbc7b07a1231578)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "45ec86a2afc327b9f006b753e9729d8c011198a2c2c2edc15d960579d7c8f91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45ec86a2afc327b9f006b753e9729d8c011198a2c2c2edc15d960579d7c8f91a", kill_on_drop: false }`
[INFO] [stdout] 45ec86a2afc327b9f006b753e9729d8c011198a2c2c2edc15d960579d7c8f91a
