[INFO] updating cached repository jawline/mdp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jawline/mdp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jawline/mdp" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/jawline/mdp"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/jawline/mdp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jawline/mdp" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/jawline/mdp"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/jawline/mdp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cf4618d31e21c93e57bfc8082970147d3ef1f769
[INFO] sha for GitHub repo jawline/mdp: cf4618d31e21c93e57bfc8082970147d3ef1f769
[INFO] validating manifest of jawline/mdp on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jawline/mdp on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jawline/mdp
[INFO] finished frobbing jawline/mdp
[INFO] frobbed toml for jawline/mdp written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/jawline/mdp/Cargo.toml
[INFO] started frobbing jawline/mdp
[INFO] finished frobbing jawline/mdp
[INFO] frobbed toml for jawline/mdp written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/jawline/mdp/Cargo.toml
[INFO] crate jawline/mdp has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jawline/mdp against try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-0/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/jawline/mdp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7ba13f5fdb884d0a0cad6711952eba66c82c9dfbec907a3c0b6718d0c5cac79e
[INFO] running `"docker" "start" "-a" "7ba13f5fdb884d0a0cad6711952eba66c82c9dfbec907a3c0b6718d0c5cac79e"`
[INFO] [stderr]     Checking markov v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `GreedyAgent`
[INFO] [stderr]   --> src/main.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 | use strategies::greedy::{ GreedyAgent };
[INFO] [stderr]    |                           ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MarkovChainAgent`
[INFO] [stderr]   --> src/main.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 | use strategies::markov::{ MarkovChainAgent };
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `GreedyAgent`
[INFO] [stderr]   --> src/main.rs:11:27
[INFO] [stderr]    |
[INFO] [stderr] 11 | use strategies::greedy::{ GreedyAgent };
[INFO] [stderr]    |                           ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `MarkovChainAgent`
[INFO] [stderr]   --> src/main.rs:12:27
[INFO] [stderr]    |
[INFO] [stderr] 12 | use strategies::markov::{ MarkovChainAgent };
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/greedy.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn select_transfer(&self, from: usize, possible: &Vec<(usize, f32, f32)>) -> Option<usize> {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/greedy.rs:26:72
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn select_reward(&self, process: &Process<T>, from: usize, to: usize, success: bool) -> f32 {
[INFO] [stderr]    |                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                       ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:67
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                      ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:80
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                   ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reward`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:91
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                              ^^^^^^ help: consider prefixing with an underscore: `_reward`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:104
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/markov.rs:16:28
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn select_transfer(&self, from: usize, possible: &Vec<(usize, f32, f32)>) -> Option<usize> {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/markov.rs:36:72
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn select_reward(&self, process: &Process<T>, from: usize, to: usize, success: bool) -> f32 {
[INFO] [stderr]    |                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/markov.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/strategies/markov.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                       ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/markov.rs:42:67
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                      ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/strategies/markov.rs:42:80
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                   ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reward`
[INFO] [stderr]   --> src/strategies/markov.rs:42:91
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                              ^^^^^^ help: consider prefixing with an underscore: `_reward`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/markov.rs:42:104
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn try_transfer(&self, process: &Process<T>, from: usize, to: usize) -> bool {
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn try_transfer(&self, process: &Process<T>, from: usize, to: usize) -> bool {
[INFO] [stderr]    |                                                  ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:11:60
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn try_transfer(&self, process: &Process<T>, from: usize, to: usize) -> bool {
[INFO] [stderr]    |                                                               ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:54:72
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn select_reward(&self, process: &Process<T>, from: usize, to: usize, success: bool) -> f32 {
[INFO] [stderr]    |                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:58:30
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:58:104
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {
[INFO] [stderr]    |                                                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/greedy.rs:15:28
[INFO] [stderr]    |
[INFO] [stderr] 15 |     fn select_transfer(&self, from: usize, possible: &Vec<(usize, f32, f32)>) -> Option<usize> {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/greedy.rs:26:72
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn select_reward(&self, process: &Process<T>, from: usize, to: usize, success: bool) -> f32 {
[INFO] [stderr]    |                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:30
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:52
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                       ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:67
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                      ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:80
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                   ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reward`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:91
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                              ^^^^^^ help: consider prefixing with an underscore: `_reward`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/greedy.rs:32:104
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/markov.rs:16:28
[INFO] [stderr]    |
[INFO] [stderr] 16 |     fn select_transfer(&self, from: usize, possible: &Vec<(usize, f32, f32)>) -> Option<usize> {
[INFO] [stderr]    |                               ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/markov.rs:36:72
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn select_reward(&self, process: &Process<T>, from: usize, to: usize, success: bool) -> f32 {
[INFO] [stderr]    |                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/markov.rs:42:30
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]   --> src/strategies/markov.rs:42:52
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                       ^^^^^ help: consider prefixing with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/markov.rs:42:67
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                      ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/strategies/markov.rs:42:80
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                   ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `reward`
[INFO] [stderr]   --> src/strategies/markov.rs:42:91
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                              ^^^^^^ help: consider prefixing with an underscore: `_reward`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/markov.rs:42:104
[INFO] [stderr]    |
[INFO] [stderr] 42 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {}
[INFO] [stderr]    |                                                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn try_transfer(&self, process: &Process<T>, from: usize, to: usize) -> bool {
[INFO] [stderr]    |                            ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `from`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:11:47
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn try_transfer(&self, process: &Process<T>, from: usize, to: usize) -> bool {
[INFO] [stderr]    |                                                  ^^^^ help: consider prefixing with an underscore: `_from`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `to`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:11:60
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn try_transfer(&self, process: &Process<T>, from: usize, to: usize) -> bool {
[INFO] [stderr]    |                                                               ^^ help: consider prefixing with an underscore: `_to`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:54:72
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn select_reward(&self, process: &Process<T>, from: usize, to: usize, success: bool) -> f32 {
[INFO] [stderr]    |                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `process`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:58:30
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {
[INFO] [stderr]    |                                 ^^^^^^^ help: consider prefixing with an underscore: `_process`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `success`
[INFO] [stderr]   --> src/strategies/reinforcement/naive.rs:58:104
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn punish_action(&mut self, process: &Process<T>, state: &State, from: usize, to: usize, reward: f32, success: bool) {
[INFO] [stderr]    |                                                                                                           ^^^^^^^ help: consider prefixing with an underscore: `_success`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DenseMatrix`
[INFO] [stderr]  --> src/matrix/dense.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct DenseMatrix<T: Copy> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/matrix/dense.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(default: T, width: usize, height: usize) -> DenseMatrix<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GreedyAgent`
[INFO] [stderr]  --> src/strategies/greedy.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct GreedyAgent {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MarkovChainAgent`
[INFO] [stderr]  --> src/strategies/markov.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct MarkovChainAgent {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `DenseMatrix`
[INFO] [stderr]  --> src/matrix/dense.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub struct DenseMatrix<T: Copy> {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/matrix/dense.rs:11:2
[INFO] [stderr]    |
[INFO] [stderr] 11 |     pub fn new(default: T, width: usize, height: usize) -> DenseMatrix<T> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `GreedyAgent`
[INFO] [stderr]  --> src/strategies/greedy.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct GreedyAgent {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `MarkovChainAgent`
[INFO] [stderr]  --> src/strategies/markov.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub struct MarkovChainAgent {}
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "7ba13f5fdb884d0a0cad6711952eba66c82c9dfbec907a3c0b6718d0c5cac79e"`
[INFO] running `"docker" "rm" "-f" "7ba13f5fdb884d0a0cad6711952eba66c82c9dfbec907a3c0b6718d0c5cac79e"`
[INFO] [stdout] 7ba13f5fdb884d0a0cad6711952eba66c82c9dfbec907a3c0b6718d0c5cac79e