[INFO] cloning repository https://github.com/nishapant/mini_exchange
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nishapant/mini_exchange" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishapant%2Fmini_exchange", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishapant%2Fmini_exchange'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5cdf4273a940648e42b9990d5cdf8dcc3e8cd1bc
[INFO] testing nishapant/mini_exchange against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnishapant%2Fmini_exchange" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/nishapant/mini_exchange
[INFO] finished tweaking git repo https://github.com/nishapant/mini_exchange
[INFO] tweaked toml for git repo https://github.com/nishapant/mini_exchange written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nishapant/mini_exchange on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nishapant/mini_exchange 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded text_io v0.1.10
[INFO] [stderr]   Downloaded ntest v0.7.5
[INFO] [stderr]   Downloaded ntest_proc_macro_helper v0.7.5
[INFO] [stderr]   Downloaded proc-macro-crate v1.1.3
[INFO] [stderr]   Downloaded ntest_test_cases v0.7.5
[INFO] [stderr]   Downloaded serde v1.0.136
[INFO] [stderr]   Downloaded getrandom v0.2.6
[INFO] [stderr]   Downloaded libc v0.2.123
[INFO] [stderr]   Downloaded syn v1.0.91
[INFO] [stderr]   Downloaded serde_derive v1.0.136
[INFO] [stderr]   Downloaded proc-macro2 v1.0.37
[INFO] [stderr]   Downloaded toml v0.5.9
[INFO] [stderr]   Downloaded ntest_timeout v0.7.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f69b3b4798b473cb615ee3d4550b3c119cc302e30bd93e3161a894f02d117a7
[INFO] running `Command { std: "docker" "start" "-a" "5f69b3b4798b473cb615ee3d4550b3c119cc302e30bd93e3161a894f02d117a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f69b3b4798b473cb615ee3d4550b3c119cc302e30bd93e3161a894f02d117a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f69b3b4798b473cb615ee3d4550b3c119cc302e30bd93e3161a894f02d117a7", kill_on_drop: false }`
[INFO] [stdout] 5f69b3b4798b473cb615ee3d4550b3c119cc302e30bd93e3161a894f02d117a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9796f1d3c5f172ef12e07fccdbaea2228631e05c6a5f41305e8e8afc820e1047
[INFO] running `Command { std: "docker" "start" "-a" "9796f1d3c5f172ef12e07fccdbaea2228631e05c6a5f41305e8e8afc820e1047", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling ntest_proc_macro_helper v0.7.5
[INFO] [stderr]    Compiling text_io v0.1.10
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling ntest_test_cases v0.7.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling ntest_timeout v0.7.5
[INFO] [stderr]    Compiling ntest v0.7.5
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling group_05_project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: expected identifier, found `:`
[INFO] [stdout]   --> src/client.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 |         temp: u64 = read!("{}\n");
[INFO] [stdout]    |             ^ expected identifier
[INFO] [stdout]    |
[INFO] [stdout] help: you might have meant to introduce a new binding
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let temp: u64 = read!("{}\n");
[INFO] [stdout]    |         +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/orderbook.rs:212:21
[INFO] [stdout]     |
[INFO] [stdout] 212 |     #[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/orderbook.rs:235:21
[INFO] [stdout]     |
[INFO] [stdout] 235 |     #[cfg(any(test, test_utilities))]
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(test_utilities)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(test_utilities)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `test_utilities`
[INFO] [stdout]    --> src/orderbook.rs:252:21
[INFO] [stdout]     |
[INFO] [stdout] 252 |     #[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: `OrderType`
[INFO] [stdout]  --> src/client.rs:2:38
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::trade::{Trade, TradeType, OrderType};
[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: `Limit` and `Market`
[INFO] [stdout]  --> src/client.rs:3:31
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::trade::OrderType::{Limit, Market};
[INFO] [stdout]   |                               ^^^^^  ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OrderType` and `TradeType`
[INFO] [stdout]   --> src/gateway.rs:14:27
[INFO] [stdout]    |
[INFO] [stdout] 14 | use crate::trade::{Trade, TradeType, OrderType};
[INFO] [stdout]    |                           ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AtomicU64` and `Ordering`
[INFO] [stdout]   --> src/gateway.rs:17:25
[INFO] [stdout]    |
[INFO] [stdout] 17 | use std::sync::atomic::{AtomicU64, Ordering};
[INFO] [stdout]    |                         ^^^^^^^^^  ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `OrderType` and `TradeType`
[INFO] [stdout]   --> src/main.rs:17:27
[INFO] [stdout]    |
[INFO] [stdout] 17 | use crate::trade::{Trade, TradeType, OrderType};
[INFO] [stdout]    |                           ^^^^^^^^^  ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/orderbook.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut list = self.prices.get_mut(&self.book[&order_id].unit_price).unwrap().as_mut().unwrap();
[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/orderbook.rs:104:32
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub fn matching(&mut self, mut incoming_trade: &mut Trade) -> (Trade, Vec<Trade>) {
[INFO] [stdout]     |                                ----^^^^^^^^^^^^^^
[INFO] [stdout]     |                                |
[INFO] [stdout]     |                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/orderbook.rs:113:29
[INFO] [stdout]     |
[INFO] [stdout] 113 |                         let mut linked_list = self.prices.get_mut(&price).unwrap().as_mut().unwrap();
[INFO] [stdout]     |                             ----^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/orderbook.rs:141:29
[INFO] [stdout]     |
[INFO] [stdout] 141 |                         let mut linked_list = self.prices.get_mut(&price).unwrap().as_mut().unwrap();
[INFO] [stdout]     |                             ----^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/client.rs:93:33
[INFO] [stdout]    |
[INFO] [stdout] 93 | ...                   let mut data_to_send: Vec<u8> = data.to_vec();
[INFO] [stdout]    |                           ----^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]   --> src/client.rs:92:28
[INFO] [stdout]    |
[INFO] [stdout] 92 |                         Ok(size) => {
[INFO] [stdout]    |                            ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]   --> src/gateway.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |     let args: Vec<String> = env::args().collect();
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trader2_sender`
[INFO] [stdout]   --> src/gateway.rs:36:10
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let (trader2_sender, trader2_receiver) : (Sender<Vec<u8>>, Receiver<Vec<u8>>) = mpsc::channel();
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trader2_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trader2_receiver`
[INFO] [stdout]   --> src/gateway.rs:36:26
[INFO] [stdout]    |
[INFO] [stdout] 36 |     let (trader2_sender, trader2_receiver) : (Sender<Vec<u8>>, Receiver<Vec<u8>>) = mpsc::channel();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trader2_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trader3_sender`
[INFO] [stdout]   --> src/gateway.rs:37:10
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let (trader3_sender, trader3_receiver) : (Sender<Vec<u8>>, Receiver<Vec<u8>>) = mpsc::channel();
[INFO] [stdout]    |          ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trader3_sender`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `trader3_receiver`
[INFO] [stdout]   --> src/gateway.rs:37:26
[INFO] [stdout]    |
[INFO] [stdout] 37 |     let (trader3_sender, trader3_receiver) : (Sender<Vec<u8>>, Receiver<Vec<u8>>) = mpsc::channel();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_trader3_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `udp_receiver`
[INFO] [stdout]   --> src/gateway.rs:38:22
[INFO] [stdout]    |
[INFO] [stdout] 38 |     let (udp_sender, udp_receiver) : (Sender<Vec<u8>>, Receiver<Vec<u8>>) = mpsc::channel();
[INFO] [stdout]    |                      ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_udp_receiver`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gateway.rs:113:26
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     Ok( (mut number_of_bytes, mut src_addr) ) => {
[INFO] [stdout]     |                          ----^^^^^^^^^^^^^^^
[INFO] [stdout]     |                          |
[INFO] [stdout]     |                          help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gateway.rs:113:47
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     Ok( (mut number_of_bytes, mut src_addr) ) => {
[INFO] [stdout]     |                                               ----^^^^^^^^
[INFO] [stdout]     |                                               |
[INFO] [stdout]     |                                               help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `src_addr`
[INFO] [stdout]    --> src/gateway.rs:113:47
[INFO] [stdout]     |
[INFO] [stdout] 113 |                     Ok( (mut number_of_bytes, mut src_addr) ) => {
[INFO] [stdout]     |                                               ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_src_addr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `filled_buf`
[INFO] [stdout]    --> src/gateway.rs:114:29
[INFO] [stdout]     |
[INFO] [stdout] 114 |                         let filled_buf = &mut data[..number_of_bytes];
[INFO] [stdout]     |                             ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_filled_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/gateway.rs:118:25
[INFO] [stdout]     |
[INFO] [stdout] 118 |                     Err(e) => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]    --> src/gateway.rs:171:25
[INFO] [stdout]     |
[INFO] [stdout] 171 |                     Err(e) => {
[INFO] [stdout]     |                         ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/gateway.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 |     let mut new_trade : Trade = Trade {
[INFO] [stdout]     |         ----^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:51:13
[INFO] [stdout]    |
[INFO] [stdout] 51 |         let mut local_ip_addr = result.unwrap().to_string();
[INFO] [stdout]    |             ----^^^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `decoded`
[INFO] [stdout]   --> src/main.rs:74:17
[INFO] [stdout]    |
[INFO] [stdout] 74 |             let decoded: Trade = bincode::deserialize(&encoded).unwrap();
[INFO] [stdout]    |                 ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_decoded`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `group_05_project` (bin "group_05_project") due to 1 previous error; 29 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9796f1d3c5f172ef12e07fccdbaea2228631e05c6a5f41305e8e8afc820e1047", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9796f1d3c5f172ef12e07fccdbaea2228631e05c6a5f41305e8e8afc820e1047", kill_on_drop: false }`
[INFO] [stdout] 9796f1d3c5f172ef12e07fccdbaea2228631e05c6a5f41305e8e8afc820e1047
