[INFO] cloning repository https://github.com/tinaxty04/cs334
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tinaxty04/cs334" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftinaxty04%2Fcs334", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftinaxty04%2Fcs334'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a79d0ee989a85b4262b98528d3b7f31ea0743062
[INFO] checking tinaxty04/cs334 against try#a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399 for pr-145770
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftinaxty04%2Fcs334" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tinaxty04/cs334
[INFO] finished tweaking git repo https://github.com/tinaxty04/cs334
[INFO] tweaked toml for git repo https://github.com/tinaxty04/cs334 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tinaxty04/cs334 on toolchain a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tinaxty04/cs334 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" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 284 packages to latest compatible versions
[INFO] [stderr]       Adding actix-codec v0.5.2
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[INFO] [stderr]       Adding tiny_http v0.6.4 (available: v0.12.0)
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[INFO] [stderr]       Adding tokio v1.47.1
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[INFO] [stderr]       Adding tracing v0.1.41
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[INFO] [stderr]       Adding typenum v1.18.0
[INFO] [stderr]       Adding unicode-bidi v0.3.18
[INFO] [stderr]       Adding unicode-ident v1.0.18
[INFO] [stderr]       Adding unicode-normalization v0.1.24
[INFO] [stderr]       Adding unicode-width v0.1.14
[INFO] [stderr]       Adding unicode-xid v0.2.6
[INFO] [stderr]       Adding unreachable v1.0.0
[INFO] [stderr]       Adding untrusted v0.9.0
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[INFO] [stderr]       Adding wit-bindgen-rt v0.39.0
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[INFO] [stderr]       Adding zerotrie v0.2.2
[INFO] [stderr]       Adding zerovec v0.11.4
[INFO] [stderr]       Adding zerovec-derive v0.11.1
[INFO] [stderr]       Adding zstd v0.13.3
[INFO] [stderr]       Adding zstd-safe v7.2.4
[INFO] [stderr]       Adding zstd-sys v2.0.15+zstd.1.5.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e042cbdccd94a62f9757331276dffd71b0da560d0302fbd382353e9c6386f214
[INFO] running `Command { std: "docker" "start" "-a" "e042cbdccd94a62f9757331276dffd71b0da560d0302fbd382353e9c6386f214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e042cbdccd94a62f9757331276dffd71b0da560d0302fbd382353e9c6386f214", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e042cbdccd94a62f9757331276dffd71b0da560d0302fbd382353e9c6386f214", kill_on_drop: false }`
[INFO] [stdout] e042cbdccd94a62f9757331276dffd71b0da560d0302fbd382353e9c6386f214
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a2a6e871b05c7b8ecc9a3c8a20db1f39e995e399" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71521fe816ab9287d27de078dbfd923cba40d5d24d19c4687b14d6c1a86f3d32
[INFO] running `Command { std: "docker" "start" "-a" "71521fe816ab9287d27de078dbfd923cba40d5d24d19c4687b14d6c1a86f3d32", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.18
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking pin-project-lite v0.2.16
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.11
[INFO] [stderr]     Checking bytes v1.10.1
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[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/block.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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/blockchain.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 | #[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: `hex_literal::hex`
[INFO] [stdout]  --> src/crypto/merkle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex_literal::hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]  --> src/miner.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/transaction.rs:62:17
[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: unused import: `rand::random`
[INFO] [stdout]  --> src/transaction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::random;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Input` in this scope
[INFO] [stdout]   --> src/transaction.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let input = Input {
[INFO] [stdout]    |                     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Output` in this scope
[INFO] [stdout]   --> src/transaction.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let output = Output {
[INFO] [stdout]    |                      ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 64 +     use std::process::Output;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mempool`
[INFO] [stdout]    --> src/transaction.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut mempool = Mempool::new();
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `Mempool`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 64  +     use crate::mempool::Mempool;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mempool`
[INFO] [stdout]    --> src/transaction.rs:171:27
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let mut mempool = Mempool::new();
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `Mempool`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]     |
[INFO] [stdout] 64  +     use crate::mempool::Mempool;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/block.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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/blockchain.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 | #[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: `std::time`
[INFO] [stdout]  --> src/miner.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/transaction.rs:62:17
[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: unused variable: `leaf_size`
[INFO] [stdout]    --> src/crypto/merkle.rs:108:72
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool {
[INFO] [stdout]     |                                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain`
[INFO] [stdout]    --> src/miner.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 let blockchain = self.blockchain.lock().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/miner.rs:296:40
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let OperatingState::Run(i) = self.operating_state {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/miner.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 let mut mempool = self.mempool.lock().unwrap();
[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 variable: `block_size`
[INFO] [stdout]    --> src/network/worker.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   let block_size = bincode::serialize(&block).unwrap().len();
[INFO] [stdout]     |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `difficulty` is never read
[INFO] [stdout]    --> src/blockchain.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Blockchain {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 125 |     difficulty: H256,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level_count` is never read
[INFO] [stdout]   --> src/crypto/merkle.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MerkleTree {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 16 |     root: MerkleTreeNode,
[INFO] [stdout] 17 |     level_count: usize, // how many levels the tree has
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MerkleTree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `server` and `miner_address` are never read
[INFO] [stdout]   --> src/miner.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     server: ServerHandle,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     miner_address: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `transaction::RawTransaction` has no field named `inputs`
[INFO] [stdout]   --> src/transaction.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             inputs: vec![input],
[INFO] [stdout]    |             ^^^^^^ `transaction::RawTransaction` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `from_addr`, `to_addr`, `value`, `nonce`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `transaction::RawTransaction` has no field named `outputs`
[INFO] [stdout]   --> src/transaction.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             outputs: vec![output],
[INFO] [stdout]    |             ^^^^^^^ `transaction::RawTransaction` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `from_addr`, `to_addr`, `value`, `nonce`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf_size`
[INFO] [stdout]    --> src/crypto/merkle.rs:108:72
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool {
[INFO] [stdout]     |                                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain`
[INFO] [stdout]    --> src/miner.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 let blockchain = self.blockchain.lock().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/miner.rs:296:40
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let OperatingState::Run(i) = self.operating_state {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/miner.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 let mut mempool = self.mempool.lock().unwrap();
[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: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/block.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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/blockchain.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 | #[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: `hex_literal::hex`
[INFO] [stdout]  --> src/crypto/merkle.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use hex_literal::hex;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::time`
[INFO] [stdout]  --> src/miner.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/transaction.rs:62:17
[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: unused variable: `block_size`
[INFO] [stdout]    --> src/network/worker.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   let block_size = bincode::serialize(&block).unwrap().len();
[INFO] [stdout]     |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand::random`
[INFO] [stdout]  --> src/transaction.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use rand::random;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::transaction::SignedTransaction`
[INFO] [stdout]  --> src/visualization/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::transaction::SignedTransaction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `H256`
[INFO] [stdout]  --> src/transaction_generator.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::crypto::hash::{H256, Hashable};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::crypto::hash::Hashable`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use crate::crypto::hash::Hashable;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433, E0560.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitcoin` (lib test) due to 6 previous errors; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Input` in this scope
[INFO] [stdout]   --> src/transaction.rs:70:21
[INFO] [stdout]    |
[INFO] [stdout] 70 |         let input = Input {
[INFO] [stdout]    |                     ^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0422]: cannot find struct, variant or union type `Output` in this scope
[INFO] [stdout]   --> src/transaction.rs:74:22
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let output = Output {
[INFO] [stdout]    |                      ^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]    |
[INFO] [stdout] 64 +     use crate::process::Output;
[INFO] [stdout]    |
[INFO] [stdout] 64 +     use std::process::Output;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mempool`
[INFO] [stdout]    --> src/transaction.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let mut mempool = Mempool::new();
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `Mempool`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout] 64  +     use crate::Mempool;
[INFO] [stdout]     |
[INFO] [stdout] 64  +     use bitcoin::mempool::Mempool;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Mempool`
[INFO] [stdout]    --> src/transaction.rs:171:27
[INFO] [stdout]     |
[INFO] [stdout] 171 |         let mut mempool = Mempool::new();
[INFO] [stdout]     |                           ^^^^^^^ use of undeclared type `Mempool`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing one of these structs
[INFO] [stdout]     |
[INFO] [stdout] 64  +     use crate::Mempool;
[INFO] [stdout]     |
[INFO] [stdout] 64  +     use bitcoin::mempool::Mempool;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/block.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 | #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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/blockchain.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 | #[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: `std::time`
[INFO] [stdout]  --> src/miner.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::time;
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]   --> src/transaction.rs:62:17
[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: unused import: `crate::transaction::SignedTransaction`
[INFO] [stdout]  --> src/visualization/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::transaction::SignedTransaction;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `H256`
[INFO] [stdout]  --> src/transaction_generator.rs:6:27
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::crypto::hash::{H256, Hashable};
[INFO] [stdout]   |                           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::crypto::hash::Hashable`
[INFO] [stdout]   --> src/main.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | use crate::crypto::hash::Hashable;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf_size`
[INFO] [stdout]    --> src/crypto/merkle.rs:108:72
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool {
[INFO] [stdout]     |                                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain`
[INFO] [stdout]    --> src/miner.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 let blockchain = self.blockchain.lock().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/miner.rs:296:40
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let OperatingState::Run(i) = self.operating_state {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/miner.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 let mut mempool = self.mempool.lock().unwrap();
[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] error[E0560]: struct `transaction::RawTransaction` has no field named `inputs`
[INFO] [stdout]   --> src/transaction.rs:79:13
[INFO] [stdout]    |
[INFO] [stdout] 79 |             inputs: vec![input],
[INFO] [stdout]    |             ^^^^^^ `transaction::RawTransaction` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `from_addr`, `to_addr`, `value`, `nonce`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0560]: struct `transaction::RawTransaction` has no field named `outputs`
[INFO] [stdout]   --> src/transaction.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |             outputs: vec![output],
[INFO] [stdout]    |             ^^^^^^^ `transaction::RawTransaction` does not have this field
[INFO] [stdout]    |
[INFO] [stdout]    = note: available fields are: `from_addr`, `to_addr`, `value`, `nonce`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_size`
[INFO] [stdout]    --> src/network/worker.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   let block_size = bincode::serialize(&block).unwrap().len();
[INFO] [stdout]     |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tip_block`
[INFO] [stdout]   --> src/visualization/mod.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let tip_block = blockchain.get_block(&tip).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tip_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `difficulty` is never read
[INFO] [stdout]    --> src/blockchain.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 119 | pub struct Blockchain {
[INFO] [stdout]     |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 125 |     difficulty: H256,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `level_count` is never read
[INFO] [stdout]   --> src/crypto/merkle.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub struct MerkleTree {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 16 |     root: MerkleTreeNode,
[INFO] [stdout] 17 |     level_count: usize, // how many levels the tree has
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MerkleTree` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `server` and `miner_address` are never read
[INFO] [stdout]   --> src/miner.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub struct Context {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 36 |     server: ServerHandle,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 40 |     miner_address: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `generate_transaction` is never used
[INFO] [stdout]    --> src/transaction_generator.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 21  | impl TransactionGenerator {
[INFO] [stdout]     | ------------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 136 |     fn generate_transaction(&self) -> Option<SignedTransaction> {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `leaf_size`
[INFO] [stdout]    --> src/crypto/merkle.rs:108:72
[INFO] [stdout]     |
[INFO] [stdout] 108 | pub fn verify(root: &H256, datum: &H256, proof: &[H256], index: usize, leaf_size: usize) -> bool {
[INFO] [stdout]     |                                                                        ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_leaf_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `blockchain`
[INFO] [stdout]    --> src/miner.rs:159:21
[INFO] [stdout]     |
[INFO] [stdout] 159 |                 let blockchain = self.blockchain.lock().unwrap();
[INFO] [stdout]     |                     ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_blockchain`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/miner.rs:296:40
[INFO] [stdout]     |
[INFO] [stdout] 296 |             if let OperatingState::Run(i) = self.operating_state {
[INFO] [stdout]     |                                        ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/miner.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 let mut mempool = self.mempool.lock().unwrap();
[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 variable: `block_size`
[INFO] [stdout]    --> src/network/worker.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | ...                   let block_size = bincode::serialize(&block).unwrap().len();
[INFO] [stdout]     |                           ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_size`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tip_block`
[INFO] [stdout]   --> src/visualization/mod.rs:54:13
[INFO] [stdout]    |
[INFO] [stdout] 54 |         let tip_block = blockchain.get_block(&tip).unwrap();
[INFO] [stdout]    |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tip_block`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0422, E0433, E0560.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0422`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bitcoin` (bin "bitcoin" test) due to 6 previous errors; 14 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "71521fe816ab9287d27de078dbfd923cba40d5d24d19c4687b14d6c1a86f3d32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71521fe816ab9287d27de078dbfd923cba40d5d24d19c4687b14d6c1a86f3d32", kill_on_drop: false }`
[INFO] [stdout] 71521fe816ab9287d27de078dbfd923cba40d5d24d19c4687b14d6c1a86f3d32
