[INFO] cloning repository https://github.com/Gustorn/tsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Gustorn/tsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustorn%2Ftsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustorn%2Ftsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 096a391667eb5b12d3abbfdff5fe277a657f9a87
[INFO] testing Gustorn/tsp against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGustorn%2Ftsp" "/workspace/builds/worker-106/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-106/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Gustorn/tsp on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Gustorn/tsp
[INFO] finished tweaking git repo https://github.com/Gustorn/tsp
[INFO] tweaked toml for git repo https://github.com/Gustorn/tsp written to /workspace/builds/worker-106/source/Cargo.toml
[INFO] crate git repo https://github.com/Gustorn/tsp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linear-map v0.0.4
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-106/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04d17d90a54cd90ec7d18a7f5d22c12378e42c0233546981b5e4a820f4f591ed
[INFO] running `Command { std: "docker" "start" "-a" "04d17d90a54cd90ec7d18a7f5d22c12378e42c0233546981b5e4a820f4f591ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04d17d90a54cd90ec7d18a7f5d22c12378e42c0233546981b5e4a820f4f591ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04d17d90a54cd90ec7d18a7f5d22c12378e42c0233546981b5e4a820f4f591ed", kill_on_drop: false }`
[INFO] [stdout] 04d17d90a54cd90ec7d18a7f5d22c12378e42c0233546981b5e4a820f4f591ed
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[INFO] [stdout] 9c3acd3c7b98c71ae2ca805b485c162b291a3031dfc81b98529e5647bb3a5736
[INFO] running `Command { std: "docker" "start" "-a" "9c3acd3c7b98c71ae2ca805b485c162b291a3031dfc81b98529e5647bb3a5736", kill_on_drop: false }`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling libc v0.2.4
[INFO] [stderr]    Compiling cast v0.0.0 (https://github.com/japaric/cast.rs#34ee2159)
[INFO] [stderr]    Compiling linear-map v0.0.4
[INFO] [stderr]    Compiling itertools v0.4.4
[INFO] [stderr]    Compiling float v0.0.0 (https://github.com/japaric/float.rs#6f1ad86a)
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stderr]    Compiling advapi32-sys v0.1.2
[INFO] [stderr]    Compiling approx v0.0.0 (https://github.com/japaric/approx.rs#7f3d5147)
[INFO] [stderr]    Compiling rand v0.3.12
[INFO] [stderr]    Compiling time v0.1.34
[INFO] [stderr]    Compiling timeit v0.1.2
[INFO] [stderr]    Compiling genetic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `assert_approx_eq`
[INFO] [stdout]  --> src/utility/macros.rs:1:14
[INFO] [stdout]   |
[INFO] [stdout] 1 | macro_rules! assert_approx_eq {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `test_crossover`
[INFO] [stdout]  --> src/crossover/macros.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | macro_rules! test_crossover {
[INFO] [stdout]   |              ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `test_crossover_panic`
[INFO] [stdout]   --> src/crossover/macros.rs:26:14
[INFO] [stdout]    |
[INFO] [stdout] 26 | macro_rules! test_crossover_panic {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `bench_crossover`
[INFO] [stdout]   --> src/crossover/macros.rs:48:14
[INFO] [stdout]    |
[INFO] [stdout] 48 | macro_rules! bench_crossover {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/algorithm.rs:69:28
[INFO] [stdout]     |
[INFO] [stdout] 69  |                     if rng.happens(self.crossover_rate) {
[INFO] [stdout]     |                            ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `independent_indexes` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/cut_splice.rs:34:28
[INFO] [stdout]     |
[INFO] [stdout] 34  |             .unwrap_or(rng.independent_indexes(parent1, parent2));
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `independent_indexes`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `choose1` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/edge_recombination.rs:34:26
[INFO] [stdout]     |
[INFO] [stdout] 34  |         let start0 = rng.choose1(parent1);
[INFO] [stdout]     |                          ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `choose1`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `choose1` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/edge_recombination.rs:35:26
[INFO] [stdout]     |
[INFO] [stdout] 35  |         let start1 = rng.choose1(parent2);
[INFO] [stdout]     |                          ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `choose1`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `choose1` exists for mutable reference `&mut R`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/crossover/edge_recombination.rs:94:13
[INFO] [stdout]    |
[INFO] [stdout] 94 |         rng.choose1(&min_group).0.clone()
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `R: RngExt`
[INFO] [stdout]            `&mut R: RngExt`
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following trait defines an item `choose1`, perhaps you need to restrict type parameter `R` with it:
[INFO] [stdout]    |
[INFO] [stdout] 76 | fn best_neighbor<T, R: RngExt>(current: &T, adjacency_matrix: &mut LinearMap<T, Vec<T>>, rng: &mut R) -> T
[INFO] [stdout]    |                     ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `index` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/one_point.rs:33:53
[INFO] [stdout]     |
[INFO] [stdout] 33  |         let split = self.preset_split.unwrap_or(rng.index(parent1));
[INFO] [stdout]     |                                                     ^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `index`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `range_indexes` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/order1.rs:36:53
[INFO] [stdout]     |
[INFO] [stdout] 36  |         let split = self.preset_split.unwrap_or(rng.range_indexes(parent1));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `range_indexes`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `range_indexes` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/partially_mapped.rs:40:53
[INFO] [stdout]     |
[INFO] [stdout] 40  |         let split = self.preset_split.unwrap_or(rng.range_indexes(parent1));
[INFO] [stdout]     |                                                     ^^^^^^^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `range_indexes`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `range_indexes` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/two_point.rs:39:68
[INFO] [stdout]     |
[INFO] [stdout] 39  |         let (mid_start, mid_end) = self.preset_split.unwrap_or(rng.range_indexes(parent1));
[INFO] [stdout]     |                                                                    ^^^^^^^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `range_indexes`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/crossover/uniform.rs:33:20
[INFO] [stdout]     |
[INFO] [stdout] 33  |             if rng.happens(self.probability) {
[INFO] [stdout]     |                    ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/centre_inverse.rs:24:16
[INFO] [stdout]     |
[INFO] [stdout] 24  |         if rng.happens(mutation_rate) {
[INFO] [stdout]     |                ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `index` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/centre_inverse.rs:26:57
[INFO] [stdout]     |
[INFO] [stdout] 26  |             let split = self.preset_split.unwrap_or(rng.index(&genes));
[INFO] [stdout]     |                                                         ^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `index`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/flip_bit.rs:19:16
[INFO] [stdout]     |
[INFO] [stdout] 19  |         if rng.happens(mutation_rate) {
[INFO] [stdout]     |                ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `index` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/flip_bit.rs:20:32
[INFO] [stdout]     |
[INFO] [stdout] 20  |             let position = rng.index(&genes);
[INFO] [stdout]     |                                ^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `index`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/partial_shuffle.rs:21:20
[INFO] [stdout]     |
[INFO] [stdout] 21  |             if rng.happens(mutation_rate) {
[INFO] [stdout]     |                    ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/reverse_sequence.rs:28:16
[INFO] [stdout]     |
[INFO] [stdout] 28  |         if rng.happens(mutation_rate) {
[INFO] [stdout]     |                ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/shuffle.rs:18:16
[INFO] [stdout]     |
[INFO] [stdout] 18  |         if rng.happens(mutation_rate) {
[INFO] [stdout]     |                ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/thrors.rs:19:16
[INFO] [stdout]     |
[INFO] [stdout] 19  |         if rng.happens(mutation_rate) {
[INFO] [stdout]     |                ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/twors.rs:18:16
[INFO] [stdout]     |
[INFO] [stdout] 18  |         if rng.happens(mutation_rate) {
[INFO] [stdout]     |                ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `range_indexes` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/twors.rs:19:32
[INFO] [stdout]     |
[INFO] [stdout] 19  |             let (p0, p1) = rng.range_indexes(&genes);
[INFO] [stdout]     |                                ^^^^^^^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `range_indexes`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `happens` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/mutation/uniform.rs:27:20
[INFO] [stdout]     |
[INFO] [stdout] 27  |             if rng.happens(mutation_rate) {
[INFO] [stdout]     |                    ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `happens`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `choose1` exists for struct `ThreadRng`, but its trait bounds were not satisfied
[INFO] [stdout]    --> src/reinsertion/uniform.rs:24:37
[INFO] [stdout]     |
[INFO] [stdout] 24  |                     random.push(rng.choose1(parents).clone());
[INFO] [stdout]     |                                     ^^^^^^^ method cannot be called on `ThreadRng` due to unsatisfied trait bounds
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rand-0.3.12/src/lib.rs:856:1
[INFO] [stdout]     |
[INFO] [stdout] 856 | pub struct ThreadRng {
[INFO] [stdout]     | -------------------- doesn't satisfy `ThreadRng: RngExt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: the following trait bounds were not satisfied:
[INFO] [stdout]             `ThreadRng: RngExt`
[INFO] [stdout]     = help: items from traits can only be used if the trait is implemented and in scope
[INFO] [stdout] note: `RngExt` defines an item `choose1`, perhaps you need to implement it
[INFO] [stdout]    --> src/utility/mod.rs:21:1
[INFO] [stdout]     |
[INFO] [stdout] 21  | pub trait RngExt: Rng where Self: Sized {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `choose1` exists for mutable reference `&mut R`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/selection/tournament.rs:47:23
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut max = rng.choose1(chromosomes);
[INFO] [stdout]    |                       ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `R: RngExt`
[INFO] [stdout]            `&mut R: RngExt`
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following trait defines an item `choose1`, perhaps you need to restrict type parameter `R` with it:
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn hold_tournament<T, R: RngExt>(chromosomes: &[Chromosome<T>],
[INFO] [stdout]    |                       ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: the method `choose1` exists for mutable reference `&mut R`, but its trait bounds were not satisfied
[INFO] [stdout]   --> src/selection/tournament.rs:49:27
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let current = rng.choose1(chromosomes);
[INFO] [stdout]    |                           ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the following trait bounds were not satisfied:
[INFO] [stdout]            `R: RngExt`
[INFO] [stdout]            `&mut R: RngExt`
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following trait defines an item `choose1`, perhaps you need to restrict type parameter `R` with it:
[INFO] [stdout]    |
[INFO] [stdout] 43 | fn hold_tournament<T, R: RngExt>(chromosomes: &[Chromosome<T>],
[INFO] [stdout]    |                       ~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> src/generation.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]   --> src/algorithm.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use utility::RngExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/cut_splice.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/edge_recombination.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/one_point.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/order1.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/partially_mapped.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/two_point.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/crossover/uniform.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/centre_inverse.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/flip_bit.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/partial_shuffle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/reverse_sequence.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/shuffle.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Rng`
[INFO] [stdout]  --> src/mutation/thrors.rs:1:18
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand::{self, Rng};
[INFO] [stdout]   |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `RngExt`
[INFO] [stdout]  --> src/mutation/thrors.rs:5:23
[INFO] [stdout]   |
[INFO] [stdout] 5 | use utility::{Gather, RngExt};
[INFO] [stdout]   |                       ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/twors.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/mutation/uniform.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/reinsertion/uniform.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `utility::RngExt`
[INFO] [stdout]  --> src/selection/tournament.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use utility::RngExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 24 previous errors; 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `genetic` due to 25 previous errors; 24 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "9c3acd3c7b98c71ae2ca805b485c162b291a3031dfc81b98529e5647bb3a5736", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c3acd3c7b98c71ae2ca805b485c162b291a3031dfc81b98529e5647bb3a5736", kill_on_drop: false }`
[INFO] [stdout] 9c3acd3c7b98c71ae2ca805b485c162b291a3031dfc81b98529e5647bb3a5736