[INFO] cloning repository https://github.com/mleung123/CSC261Project2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mleung123/CSC261Project2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmleung123%2FCSC261Project2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmleung123%2FCSC261Project2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0f941af8b176bb38ed19777700d94b78887dde0c
[INFO] testing mleung123/CSC261Project2 against beta-2026-04-21 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmleung123%2FCSC261Project2" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mleung123/CSC261Project2
[INFO] finished tweaking git repo https://github.com/mleung123/CSC261Project2
[INFO] tweaked toml for git repo https://github.com/mleung123/CSC261Project2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mleung123/CSC261Project2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mleung123/CSC261Project2 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f55474c64a6cfe8b3029d7c7a419a68bf32ae4a5665e667bac53b7eef5c3180f
[INFO] running `Command { std: "docker" "start" "-a" "f55474c64a6cfe8b3029d7c7a419a68bf32ae4a5665e667bac53b7eef5c3180f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f55474c64a6cfe8b3029d7c7a419a68bf32ae4a5665e667bac53b7eef5c3180f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f55474c64a6cfe8b3029d7c7a419a68bf32ae4a5665e667bac53b7eef5c3180f", kill_on_drop: false }`
[INFO] [stdout] f55474c64a6cfe8b3029d7c7a419a68bf32ae4a5665e667bac53b7eef5c3180f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b85d19fb9167a4c7dfd57f3e5e2b0c1d4a8eb495c9e8b7eb3239b7728bd3a7af
[INFO] running `Command { std: "docker" "start" "-a" "b85d19fb9167a4c7dfd57f3e5e2b0c1d4a8eb495c9e8b7eb3239b7728bd3a7af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling CSC261Project2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:206:26
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let target = (reward_f + (self.gamma * next_q_max));
[INFO] [stdout]     |                          ^                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 206 -             let target = (reward_f + (self.gamma * next_q_max));
[INFO] [stdout] 206 +             let target = reward_f + (self.gamma * next_q_max) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let mut reply = NegotiationMessage::create_random(&mut rng, message != NegotiationMessage::Empty);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut reward_f = reward as f32;
[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:191:25
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let (state, mut action) = self.episode_history[i].clone();
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_accept`
[INFO] [stdout]    --> src/main.rs:175:81
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn compute_reward_and_update_q(&mut self, final_offer: &NegotiationMessage, is_accept: bool, num_rounds:i32) {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_accept`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:242:26
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[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:242:48
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stdout]     |                                                ----^^^^^^^
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep_num`
[INFO] [stdout]    --> src/main.rs:242:92
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stdout]     |                                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ep_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_message` is never read
[INFO] [stdout]    --> src/main.rs:261:13
[INFO] [stdout]     |
[INFO] [stdout] 261 |             current_message = agent_1_offer;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:344:24
[INFO] [stdout]     |
[INFO] [stdout] 344 | fn epoch_driver<T: RL>(mut agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, n_episodes: u32, epoch: usize) {
[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:344:45
[INFO] [stdout]     |
[INFO] [stdout] 344 | fn epoch_driver<T: RL>(mut agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, n_episodes: u32, epoch: usize) {
[INFO] [stdout]     |                                             ----^^^^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRINTING` is never used
[INFO] [stdout]   --> src/main.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const PRINTING: bool = false;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         rng.reseed();
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let _ = rng.reseed();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             rng.reseed();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let _ = rng.reseed();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "b85d19fb9167a4c7dfd57f3e5e2b0c1d4a8eb495c9e8b7eb3239b7728bd3a7af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85d19fb9167a4c7dfd57f3e5e2b0c1d4a8eb495c9e8b7eb3239b7728bd3a7af", kill_on_drop: false }`
[INFO] [stdout] b85d19fb9167a4c7dfd57f3e5e2b0c1d4a8eb495c9e8b7eb3239b7728bd3a7af
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 212f9975a948cf948ce294d5e2c085cd25a4649ac19a5f389e970cc1faa055b1
[INFO] running `Command { std: "docker" "start" "-a" "212f9975a948cf948ce294d5e2c085cd25a4649ac19a5f389e970cc1faa055b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling CSC261Project2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/main.rs:206:26
[INFO] [stdout]     |
[INFO] [stdout] 206 |             let target = (reward_f + (self.gamma * next_q_max));
[INFO] [stdout]     |                          ^                                    ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 206 -             let target = (reward_f + (self.gamma * next_q_max));
[INFO] [stdout] 206 +             let target = reward_f + (self.gamma * next_q_max) ;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let mut reply = NegotiationMessage::create_random(&mut rng, message != NegotiationMessage::Empty);
[INFO] [stdout]     |                 ----^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:185:13
[INFO] [stdout]     |
[INFO] [stdout] 185 |         let mut reward_f = reward as f32;
[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:191:25
[INFO] [stdout]     |
[INFO] [stdout] 191 |             let (state, mut action) = self.episode_history[i].clone();
[INFO] [stdout]     |                         ----^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `is_accept`
[INFO] [stdout]    --> src/main.rs:175:81
[INFO] [stdout]     |
[INFO] [stdout] 175 |     fn compute_reward_and_update_q(&mut self, final_offer: &NegotiationMessage, is_accept: bool, num_rounds:i32) {
[INFO] [stdout]     |                                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_accept`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:242:26
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[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:242:48
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stdout]     |                                                ----^^^^^^^
[INFO] [stdout]     |                                                |
[INFO] [stdout]     |                                                help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ep_num`
[INFO] [stdout]    --> src/main.rs:242:92
[INFO] [stdout]     |
[INFO] [stdout] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stdout]     |                                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ep_num`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `current_message` is never read
[INFO] [stdout]    --> src/main.rs:261:13
[INFO] [stdout]     |
[INFO] [stdout] 261 |             current_message = agent_1_offer;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:344:24
[INFO] [stdout]     |
[INFO] [stdout] 344 | fn epoch_driver<T: RL>(mut agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, n_episodes: u32, epoch: usize) {
[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:344:45
[INFO] [stdout]     |
[INFO] [stdout] 344 | fn epoch_driver<T: RL>(mut agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, n_episodes: u32, epoch: usize) {
[INFO] [stdout]     |                                             ----^^^^^^^
[INFO] [stdout]     |                                             |
[INFO] [stdout]     |                                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `PRINTING` is never used
[INFO] [stdout]   --> src/main.rs:12:7
[INFO] [stdout]    |
[INFO] [stdout] 12 | const PRINTING: bool = false;
[INFO] [stdout]    |       ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:152:9
[INFO] [stdout]     |
[INFO] [stdout] 152 |         rng.reseed();
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 152 |         let _ = rng.reseed();
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:158:13
[INFO] [stdout]     |
[INFO] [stdout] 158 |             rng.reseed();
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 158 |             let _ = rng.reseed();
[INFO] [stdout]     |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "212f9975a948cf948ce294d5e2c085cd25a4649ac19a5f389e970cc1faa055b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "212f9975a948cf948ce294d5e2c085cd25a4649ac19a5f389e970cc1faa055b1", kill_on_drop: false }`
[INFO] [stdout] 212f9975a948cf948ce294d5e2c085cd25a4649ac19a5f389e970cc1faa055b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6924108faec14bd3eb99e8c8c301d85966fa4caed4c1ed0e94f5b4ccbcde80ae
[INFO] running `Command { std: "docker" "start" "-a" "6924108faec14bd3eb99e8c8c301d85966fa4caed4c1ed0e94f5b4ccbcde80ae", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/main.rs:206:26
[INFO] [stderr]     |
[INFO] [stderr] 206 |             let target = (reward_f + (self.gamma * next_q_max));
[INFO] [stderr]     |                          ^                                    ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 206 -             let target = (reward_f + (self.gamma * next_q_max));
[INFO] [stderr] 206 +             let target = reward_f + (self.gamma * next_q_max) ;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:159:17
[INFO] [stderr]     |
[INFO] [stderr] 159 |             let mut reply = NegotiationMessage::create_random(&mut rng, message != NegotiationMessage::Empty);
[INFO] [stderr]     |                 ----^^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:185:13
[INFO] [stderr]     |
[INFO] [stderr] 185 |         let mut reward_f = reward as f32;
[INFO] [stderr]     |             ----^^^^^^^^
[INFO] [stderr]     |             |
[INFO] [stderr]     |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:191:25
[INFO] [stderr]     |
[INFO] [stderr] 191 |             let (state, mut action) = self.episode_history[i].clone();
[INFO] [stderr]     |                         ----^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `is_accept`
[INFO] [stderr]    --> src/main.rs:175:81
[INFO] [stderr]     |
[INFO] [stderr] 175 |     fn compute_reward_and_update_q(&mut self, final_offer: &NegotiationMessage, is_accept: bool, num_rounds:i32) {
[INFO] [stderr]     |                                                                                 ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_is_accept`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:242:26
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stderr]     |                          -----^^^^^^^
[INFO] [stderr]     |                          |
[INFO] [stderr]     |                          help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:242:48
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stderr]     |                                                ----^^^^^^^
[INFO] [stderr]     |                                                |
[INFO] [stderr]     |                                                help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ep_num`
[INFO] [stderr]    --> src/main.rs:242:92
[INFO] [stderr]     |
[INFO] [stderr] 242 | fn episode_driver<T: RL>(mut  agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, ep_num: u32) {
[INFO] [stderr]     |                                                                                            ^^^^^^ help: if this is intentional, prefix it with an underscore: `_ep_num`
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `current_message` is never read
[INFO] [stderr]    --> src/main.rs:261:13
[INFO] [stderr]     |
[INFO] [stderr] 261 |             current_message = agent_1_offer;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:344:24
[INFO] [stderr]     |
[INFO] [stderr] 344 | fn epoch_driver<T: RL>(mut agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, n_episodes: u32, epoch: usize) {
[INFO] [stderr]     |                        ----^^^^^^^
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:344:45
[INFO] [stderr]     |
[INFO] [stderr] 344 | fn epoch_driver<T: RL>(mut agent_1: &mut T, mut agent_2: &mut T, exploration_rate: f32, n_episodes: u32, epoch: usize) {
[INFO] [stderr]     |                                             ----^^^^^^^
[INFO] [stderr]     |                                             |
[INFO] [stderr]     |                                             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: constant `PRINTING` is never used
[INFO] [stderr]   --> src/main.rs:12:7
[INFO] [stderr]    |
[INFO] [stderr] 12 | const PRINTING: bool = false;
[INFO] [stderr]    |       ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:152:9
[INFO] [stderr]     |
[INFO] [stderr] 152 |         rng.reseed();
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 152 |         let _ = rng.reseed();
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/main.rs:158:13
[INFO] [stderr]     |
[INFO] [stderr] 158 |             rng.reseed();
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 158 |             let _ = rng.reseed();
[INFO] [stderr]     |             +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `CSC261Project2` (bin "CSC261Project2" test) generated 14 warnings (run `cargo fix --bin "CSC261Project2" -p CSC261Project2 --tests` to apply 10 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/CSC261Project2-bfd7432621b78581)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6924108faec14bd3eb99e8c8c301d85966fa4caed4c1ed0e94f5b4ccbcde80ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6924108faec14bd3eb99e8c8c301d85966fa4caed4c1ed0e94f5b4ccbcde80ae", kill_on_drop: false }`
[INFO] [stdout] 6924108faec14bd3eb99e8c8c301d85966fa4caed4c1ed0e94f5b4ccbcde80ae
