[INFO] cloning repository https://github.com/BurakErguvn/blockchain-sim
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BurakErguvn/blockchain-sim" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurakErguvn%2Fblockchain-sim", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurakErguvn%2Fblockchain-sim'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9c1f6b70155ce11bd75011b0c2e74d934c4ed4bd
[INFO] checking BurakErguvn/blockchain-sim against eca445e5ae4a6679cc27d3a09106ce245e13a5a6 for pr-162478
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBurakErguvn%2Fblockchain-sim" "/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/BurakErguvn/blockchain-sim
[INFO] finished tweaking git repo https://github.com/BurakErguvn/blockchain-sim
[INFO] tweaked toml for git repo https://github.com/BurakErguvn/blockchain-sim written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/BurakErguvn/blockchain-sim on toolchain eca445e5ae4a6679cc27d3a09106ce245e13a5a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/BurakErguvn/blockchain-sim 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" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: binary `api_server` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc1/source/target/.../api_server
[INFO] [stderr]   |                                                  ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `api-server`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/api_server.rs
[INFO] [stderr] 1 + src/bin/api-server.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `sim_cli` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /workspace/builds/worker-6-tc1/source/target/.../sim_cli
[INFO] [stderr]   |                                                  ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `sim-cli`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/sim_cli.rs
[INFO] [stderr] 1 + src/bin/sim-cli.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `blockchain-sim` (manifest) generated 2 warnings
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded shell-words v1.1.1
[INFO] [stderr]   Downloaded secp256k1 v0.28.2
[INFO] [stderr]   Downloaded instability v0.3.1
[INFO] [stderr]   Downloaded clap_lex v0.7.7
[INFO] [stderr]   Downloaded fd-lock v4.0.4
[INFO] [stderr]   Downloaded rustyline v13.0.0
[INFO] [stderr]   Downloaded compact_str v0.8.2
[INFO] [stderr]   Downloaded hyper v1.9.0
[INFO] [stderr]   Downloaded nix v0.27.1
[INFO] [stderr]   Downloaded ratatui v0.28.1
[INFO] [stderr]   Downloaded secp256k1-sys v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf
[INFO] running `Command { std: "docker" "start" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf" "/opt/rustwide/cargo-home/bin/cargo" "+eca445e5ae4a6679cc27d3a09106ce245e13a5a6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: binary `api_server` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../api_server
[INFO] [stderr]   |                          ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `cargo::non_kebab_case_bins` is set to `warn` by default
[INFO] [stderr] help: to change the binary name to `api-server`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/api_server.rs
[INFO] [stderr] 1 + src/bin/api-server.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: binary `sim_cli` should have a kebab-case name
[INFO] [stderr]   |
[INFO] [stderr] 1 | /opt/rustwide/target/.../sim_cli
[INFO] [stderr]   |                          ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr] help: to change the binary name to `sim-cli`, convert the file stem
[INFO] [stderr]   |
[INFO] [stderr] 1 - src/bin/sim_cli.rs
[INFO] [stderr] 1 + src/bin/sim-cli.rs
[INFO] [stderr]   |
[INFO] [stderr] warning: `blockchain-sim` (manifest) generated 2 warnings
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling rustversion v1.0.23
[INFO] [stderr]     Checking http v1.4.0
[INFO] [stderr]     Checking typenum v1.20.0
[INFO] [stderr]    Compiling httparse v1.10.1
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling cc v1.2.62
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking ryu v1.0.23
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking tracing v0.1.44
[INFO] [stderr]     Checking unicode-segmentation v1.12.0
[INFO] [stderr]     Checking either v1.16.0
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]     Checking futures-task v0.3.32
[INFO] [stderr]     Checking linux-raw-sys v0.4.15
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]     Checking linux-raw-sys v0.12.1
[INFO] [stderr]     Checking sync_wrapper v1.0.2
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking atomic-waker v1.1.2
[INFO] [stderr]     Checking anstream v0.6.21
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking clap_lex v0.7.7
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking http-body v1.0.1
[INFO] [stderr]     Checking http-body-util v0.1.3
[INFO] [stderr]     Checking cpufeatures v0.2.17
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking matchit v0.8.4
[INFO] [stderr]     Checking castaway v0.2.4
[INFO] [stderr]     Checking compact_str v0.8.2
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking axum-core v0.5.6
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking shell-words v1.1.1
[INFO] [stderr]     Checking bs58 v0.5.1
[INFO] [stderr]     Checking lru v0.12.5
[INFO] [stderr]    Compiling secp256k1-sys v0.9.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.7
[INFO] [stderr]     Checking unicode-truncate v1.1.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking fd-lock v4.0.4
[INFO] [stderr]     Checking errno v0.3.14
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.2.0
[INFO] [stderr]     Checking socket2 v0.6.3
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.8
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking signal-hook-mio v0.2.5
[INFO] [stderr]     Checking crossterm v0.28.1
[INFO] [stderr]     Checking serde_path_to_error v0.1.20
[INFO] [stderr]    Compiling tokio-macros v2.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling strum_macros v0.26.4
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling instability v0.3.1
[INFO] [stderr]     Checking rustyline v13.0.0
[INFO] [stderr]     Checking tokio v1.52.3
[INFO] [stderr]     Checking secp256k1 v0.28.2
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking strum v0.26.3
[INFO] [stderr]     Checking ratatui v0.28.1
[INFO] [stderr]     Checking rand v0.9.4
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking hyper v1.9.0
[INFO] [stderr]     Checking tower v0.5.3
[INFO] [stderr]     Checking hyper-util v0.1.20
[INFO] [stderr]     Checking axum v0.8.9
[INFO] [stderr]     Checking blockchain-sim v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/network.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::{mpsc, Arc, Mutex};
[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 imports: `Arc` and `Mutex`
[INFO] [stdout]  --> src/network.rs:8:23
[INFO] [stdout]   |
[INFO] [stdout] 8 | use std::sync::{mpsc, Arc, Mutex};
[INFO] [stdout]   |                       ^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/network.rs:875:29
[INFO] [stdout]     |
[INFO] [stdout] 875 |         let mut rng = rand::thread_rng();
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/wallet.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]    --> src/network.rs:875:29
[INFO] [stdout]     |
[INFO] [stdout] 875 |         let mut rng = rand::thread_rng();
[INFO] [stdout]     |                             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated function `rand::thread_rng`: Renamed to `rng`
[INFO] [stdout]   --> src/wallet.rs:24:29
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let mut rng = rand::thread_rng();
[INFO] [stdout]    |                             ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/network.rs:876:32
[INFO] [stdout]     |
[INFO] [stdout] 876 |         let validator_id = rng.gen_range(0..self.nodes.len());
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]   --> src/wallet.rs:26:67
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let random_bytes: [u8; 32] = core::array::from_fn(|_| rng.gen());
[INFO] [stdout]    |                                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen_range`: Renamed to `random_range`
[INFO] [stdout]    --> src/network.rs:876:32
[INFO] [stdout]     |
[INFO] [stdout] 876 |         let validator_id = rng.gen_range(0..self.nodes.len());
[INFO] [stdout]     |                                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `rand::Rng::gen`: Renamed to `random` to avoid conflict with the new `gen` keyword in Rust 2024.
[INFO] [stdout]   --> src/wallet.rs:26:67
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let random_bytes: [u8; 32] = core::array::from_fn(|_| rng.gen());
[INFO] [stdout]    |                                                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `validator_id`
[INFO] [stdout]    --> src/network.rs:367:13
[INFO] [stdout]     |
[INFO] [stdout] 367 |         let validator_id = self.current_validator_id;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_validator_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `difficulty`
[INFO] [stdout]    --> src/network.rs:368:13
[INFO] [stdout]     |
[INFO] [stdout] 368 |         let difficulty = self.difficulty;
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes_clone`
[INFO] [stdout]    --> src/network.rs:371:13
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let nodes_clone = self.nodes.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `manipulated_chain_is_valid` is assigned to, but never used
[INFO] [stdout]     --> src/network.rs:1065:13
[INFO] [stdout]      |
[INFO] [stdout] 1065 |         let mut manipulated_chain_is_valid = true;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_manipulated_chain_is_valid` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_block_index` is assigned to, but never used
[INFO] [stdout]     --> src/network.rs:1066:13
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         let mut last_block_index = 0;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_last_block_index` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulation_successful` is never read
[INFO] [stdout]     --> src/network.rs:1064:43
[INFO] [stdout]      |
[INFO] [stdout] 1064 |         let mut manipulation_successful = false;
[INFO] [stdout]      |                                           ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1186 |             manipulation_successful = true;
[INFO] [stdout]      |             ------------------------------ `manipulation_successful` is overwritten here before the previous value is read
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1102:17
[INFO] [stdout]      |
[INFO] [stdout] 1102 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1133 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ---------------------------------- `manipulated_chain_is_valid` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1127:17
[INFO] [stdout]      |
[INFO] [stdout] 1127 |                 manipulated_chain_is_valid = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1133 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ---------------------------------- `manipulated_chain_is_valid` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1133:17
[INFO] [stdout]      |
[INFO] [stdout] 1133 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1139:17
[INFO] [stdout]      |
[INFO] [stdout] 1139 |                 manipulated_chain_is_valid = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_block_index` is never read
[INFO] [stdout]     --> src/network.rs:1087:13
[INFO] [stdout]      |
[INFO] [stdout] 1087 |             last_block_index = last_block.index;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `validator_id`
[INFO] [stdout]    --> src/network.rs:367:13
[INFO] [stdout]     |
[INFO] [stdout] 367 |         let validator_id = self.current_validator_id;
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_validator_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `difficulty`
[INFO] [stdout]    --> src/network.rs:368:13
[INFO] [stdout]     |
[INFO] [stdout] 368 |         let difficulty = self.difficulty;
[INFO] [stdout]     |             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_difficulty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nodes_clone`
[INFO] [stdout]    --> src/network.rs:371:13
[INFO] [stdout]     |
[INFO] [stdout] 371 |         let nodes_clone = self.nodes.clone();
[INFO] [stdout]     |             ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_nodes_clone`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 268 | /     loop {
[INFO] [stdout] 269 | |         print!("Komut> ");
[INFO] [stdout] 270 | |         io::stdout().flush().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 438 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 441 |       drop(block_sender);
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:441:5
[INFO] [stdout]     |
[INFO] [stdout] 268 | /     loop {
[INFO] [stdout] 269 | |         print!("Komut> ");
[INFO] [stdout] 270 | |         io::stdout().flush().unwrap();
[INFO] [stdout] ...   |
[INFO] [stdout] 438 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] ...
[INFO] [stdout] 441 |       drop(block_sender);
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_display_thread`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let block_display_thread = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_display_thread`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mining_thread`
[INFO] [stdout]    --> src/main.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mining_thread = thread::spawn(move || {
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mining_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `manipulated_chain_is_valid` is assigned to, but never used
[INFO] [stdout]     --> src/network.rs:1065:13
[INFO] [stdout]      |
[INFO] [stdout] 1065 |         let mut manipulated_chain_is_valid = true;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_manipulated_chain_is_valid` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `last_block_index` is assigned to, but never used
[INFO] [stdout]     --> src/network.rs:1066:13
[INFO] [stdout]      |
[INFO] [stdout] 1066 |         let mut last_block_index = 0;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: consider using `_last_block_index` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulation_successful` is never read
[INFO] [stdout]     --> src/network.rs:1064:43
[INFO] [stdout]      |
[INFO] [stdout] 1064 |         let mut manipulation_successful = false;
[INFO] [stdout]      |                                           ^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1186 |             manipulation_successful = true;
[INFO] [stdout]      |             ------------------------------ `manipulation_successful` is overwritten here before the previous value is read
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1102:17
[INFO] [stdout]      |
[INFO] [stdout] 1102 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1133 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ---------------------------------- `manipulated_chain_is_valid` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1127:17
[INFO] [stdout]      |
[INFO] [stdout] 1127 |                 manipulated_chain_is_valid = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this value is reassigned later and never used
[INFO] [stdout] ...
[INFO] [stdout] 1133 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ---------------------------------- `manipulated_chain_is_valid` is overwritten here before the previous value is read
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1133:17
[INFO] [stdout]      |
[INFO] [stdout] 1133 |                 manipulated_chain_is_valid = false;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `manipulated_chain_is_valid` is never read
[INFO] [stdout]     --> src/network.rs:1139:17
[INFO] [stdout]      |
[INFO] [stdout] 1139 |                 manipulated_chain_is_valid = true;
[INFO] [stdout]      |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `last_block_index` is never read
[INFO] [stdout]     --> src/network.rs:1087:13
[INFO] [stdout]      |
[INFO] [stdout] 1087 |             last_block_index = last_block.index;
[INFO] [stdout]      |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block_display_thread`
[INFO] [stdout]   --> src/main.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |     let block_display_thread = thread::spawn(move || {
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_block_display_thread`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `mining_thread`
[INFO] [stdout]    --> src/main.rs:208:9
[INFO] [stdout]     |
[INFO] [stdout] 208 |     let mining_thread = thread::spawn(move || {
[INFO] [stdout]     |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_mining_thread`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 46.44s
[INFO] running `Command { std: "docker" "inspect" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf", kill_on_drop: false }`
[INFO] [stdout] 8a268161c3fec1d43f9210533261c2de1bc5f1aae5a7505a16b9f4891aad0faf
