[INFO] cloning repository https://github.com/nsmryan/rgep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nsmryan/rgep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2Frgep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2Frgep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6c51757e7117c4eab7d9ef19b1a56b90482b979
[INFO] testing nsmryan/rgep against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2Frgep" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nsmryan/rgep on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nsmryan/rgep
[INFO] finished tweaking git repo https://github.com/nsmryan/rgep
[INFO] tweaked toml for git repo https://github.com/nsmryan/rgep written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/nsmryan/rgep already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tinytemplate v1.0.1
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded criterion-plot v0.3.0
[INFO] [stderr]   Downloaded csv-core v0.1.5
[INFO] [stderr]   Downloaded cast v0.2.2
[INFO] [stderr]   Downloaded serde_json v1.0.36
[INFO] [stderr]   Downloaded csv v1.0.5
[INFO] [stderr]   Downloaded myopic v0.1.2
[INFO] [stderr]   Downloaded im v12.3.0
[INFO] [stderr]   Downloaded statrs v0.12.0
[INFO] [stderr]   Downloaded criterion v0.2.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd909d64c339ece0051d20e877698f541cd62c0ddaf134cd4d450a8ccce7079a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cd909d64c339ece0051d20e877698f541cd62c0ddaf134cd4d450a8ccce7079a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd909d64c339ece0051d20e877698f541cd62c0ddaf134cd4d450a8ccce7079a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd909d64c339ece0051d20e877698f541cd62c0ddaf134cd4d450a8ccce7079a", kill_on_drop: false }`
[INFO] [stdout] cd909d64c339ece0051d20e877698f541cd62c0ddaf134cd4d450a8ccce7079a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 681144898ce2ab8a845b8714bc1b4e5481b811a6243cdd00556a133f02f0bff0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "681144898ce2ab8a845b8714bc1b4e5481b811a6243cdd00556a133f02f0bff0", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling myopic v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling im v12.3.0
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling statrs v0.12.0
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling rgep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/crossover.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/point_mutation.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]  --> src/ga/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::PrimInt`
[INFO] [stdout]  --> src/ga/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use num::PrimInt;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/rgep/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::crossover::*`
[INFO] [stdout]   --> src/rgep/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::crossover::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::point_mutation::*`
[INFO] [stdout]   --> src/rgep/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::point_mutation::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::rotation::*`
[INFO] [stdout]   --> src/rgep/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::rotation::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::selection::*`
[INFO] [stdout]   --> src/rgep/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::selection::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alt_pop`
[INFO] [stdout]    --> src/rgep/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alt_pop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bits_per_sym`
[INFO] [stdout]    --> src/rgep/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let bits_per_sym = context.bits_per_sym();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bits_per_sym`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/rgep/mod.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |                      state: &B,
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval_ind`
[INFO] [stdout]    --> src/rgep/mod.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |                      eval_ind: &EvalFunction<A, B, R>,
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_ind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/crossover.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut cross_state = getter(state);
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/point_mutation.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut pm_state = getter(state);
[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/selection.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut sus_state = getter(state);
[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/evaluation.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut eval_state = getter(state);
[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/rgep/mod.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut pop = create_rgep(&params, &context, rng);
[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/rgep/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `populationU8` should have a snake case name
[INFO] [stdout]   --> src/ga/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn populationU8<R: Rng>(pop_size: usize, ind_size: usize, rng: &mut R) -> PopU8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `populationU8Zeros` should have a snake case name
[INFO] [stdout]   --> src/ga/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn populationU8Zeros(pop_size: usize, ind_size: usize) -> PopU8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8_zeros`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main_expr`
[INFO] [stdout]    --> src/main.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn main_expr() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.46s
[INFO] running `Command { std: "docker" "inspect" "681144898ce2ab8a845b8714bc1b4e5481b811a6243cdd00556a133f02f0bff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "681144898ce2ab8a845b8714bc1b4e5481b811a6243cdd00556a133f02f0bff0", kill_on_drop: false }`
[INFO] [stdout] 681144898ce2ab8a845b8714bc1b4e5481b811a6243cdd00556a133f02f0bff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 179b1d6d7fa1126d2dd3caf18e8dc9975acbbe79beba47b1ee7c8afae31d01fb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "179b1d6d7fa1126d2dd3caf18e8dc9975acbbe79beba47b1ee7c8afae31d01fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.26
[INFO] [stderr]    Compiling serde v1.0.85
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling cast v0.2.2
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/crossover.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/point_mutation.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]  --> src/ga/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::PrimInt`
[INFO] [stdout]  --> src/ga/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use num::PrimInt;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/rgep/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::crossover::*`
[INFO] [stdout]   --> src/rgep/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::crossover::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::point_mutation::*`
[INFO] [stdout]   --> src/rgep/mod.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::point_mutation::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::rotation::*`
[INFO] [stdout]   --> src/rgep/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::rotation::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::selection::*`
[INFO] [stdout]   --> src/rgep/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::selection::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alt_pop`
[INFO] [stdout]    --> src/rgep/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alt_pop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bits_per_sym`
[INFO] [stdout]    --> src/rgep/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let bits_per_sym = context.bits_per_sym();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bits_per_sym`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/rgep/mod.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |                      state: &B,
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval_ind`
[INFO] [stdout]    --> src/rgep/mod.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |                      eval_ind: &EvalFunction<A, B, R>,
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_ind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/crossover.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut cross_state = getter(state);
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/point_mutation.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut pm_state = getter(state);
[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/selection.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut sus_state = getter(state);
[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/evaluation.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut eval_state = getter(state);
[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/rgep/mod.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut pop = create_rgep(&params, &context, rng);
[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/rgep/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `populationU8` should have a snake case name
[INFO] [stdout]   --> src/ga/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn populationU8<R: Rng>(pop_size: usize, ind_size: usize, rng: &mut R) -> PopU8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `populationU8Zeros` should have a snake case name
[INFO] [stdout]   --> src/ga/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn populationU8Zeros(pop_size: usize, ind_size: usize) -> PopU8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8_zeros`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 21 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling criterion-plot v0.3.0
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling quote v0.6.11
[INFO] [stderr]    Compiling syn v0.15.26
[INFO] [stderr]    Compiling serde_derive v1.0.85
[INFO] [stderr]    Compiling serde_json v1.0.36
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling tinytemplate v1.0.1
[INFO] [stderr]    Compiling criterion v0.2.8
[INFO] [stderr]    Compiling rgep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> examples/ga.rs:20:23
[INFO] [stdout]    |
[INFO] [stdout] 20 |         Rc::new(|ind, rng| {
[INFO] [stdout]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/crossover.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/point_mutation.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::boxed::Box`
[INFO] [stdout]  --> src/ga/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::boxed::Box;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `num::PrimInt`
[INFO] [stdout]  --> src/ga/mod.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use num::PrimInt;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::rc::Rc`
[INFO] [stdout]  --> src/rgep/mod.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::rc::Rc;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::crossover::*`
[INFO] [stdout]   --> src/rgep/mod.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::crossover::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::rotation::*`
[INFO] [stdout]   --> src/rgep/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use crate::rotation::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::selection::*`
[INFO] [stdout]   --> src/rgep/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use crate::selection::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `main_expr`
[INFO] [stdout]    --> src/main.rs:138:4
[INFO] [stdout]     |
[INFO] [stdout] 138 | fn main_expr() {
[INFO] [stdout]     |    ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `alt_pop`
[INFO] [stdout]    --> src/rgep/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stdout]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alt_pop`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `bits_per_sym`
[INFO] [stdout]    --> src/rgep/mod.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 110 |     let bits_per_sym = context.bits_per_sym();
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bits_per_sym`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `state`
[INFO] [stdout]    --> src/rgep/mod.rs:103:22
[INFO] [stdout]     |
[INFO] [stdout] 103 |                      state: &B,
[INFO] [stdout]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `eval_ind`
[INFO] [stdout]    --> src/rgep/mod.rs:104:22
[INFO] [stdout]     |
[INFO] [stdout] 104 |                      eval_ind: &EvalFunction<A, B, R>,
[INFO] [stdout]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_ind`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/crossover.rs:34:13
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let mut cross_state = getter(state);
[INFO] [stdout]    |             ----^^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/point_mutation.rs:36:13
[INFO] [stdout]    |
[INFO] [stdout] 36 |         let mut pm_state = getter(state);
[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/selection.rs:102:13
[INFO] [stdout]     |
[INFO] [stdout] 102 |         let mut sus_state = getter(state);
[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/evaluation.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut eval_state = getter(state);
[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/rgep/mod.rs:107:9
[INFO] [stdout]     |
[INFO] [stdout] 107 |     let mut pop = create_rgep(&params, &context, rng);
[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/rgep/mod.rs:108:9
[INFO] [stdout]     |
[INFO] [stdout] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stdout]     |         ----^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `populationU8` should have a snake case name
[INFO] [stdout]   --> src/ga/mod.rs:54:8
[INFO] [stdout]    |
[INFO] [stdout] 54 | pub fn populationU8<R: Rng>(pop_size: usize, ind_size: usize, rng: &mut R) -> PopU8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `populationU8Zeros` should have a snake case name
[INFO] [stdout]   --> src/ga/mod.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub fn populationU8Zeros(pop_size: usize, ind_size: usize) -> PopU8 {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8_zeros`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 04s
[INFO] running `Command { std: "docker" "inspect" "179b1d6d7fa1126d2dd3caf18e8dc9975acbbe79beba47b1ee7c8afae31d01fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179b1d6d7fa1126d2dd3caf18e8dc9975acbbe79beba47b1ee7c8afae31d01fb", kill_on_drop: false }`
[INFO] [stdout] 179b1d6d7fa1126d2dd3caf18e8dc9975acbbe79beba47b1ee7c8afae31d01fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4d7e7fbfdd0835c48b87b0defc01d7ad5393e58d72b08a6c35eedc558590706a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d7e7fbfdd0835c48b87b0defc01d7ad5393e58d72b08a6c35eedc558590706a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::DerefMut`
[INFO] [stderr]  --> src/crossover.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::DerefMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::DerefMut`
[INFO] [stderr]  --> src/point_mutation.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::DerefMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::boxed::Box`
[INFO] [stderr]  --> src/ga/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::boxed::Box;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::PrimInt`
[INFO] [stderr]  --> src/ga/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num::PrimInt;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/rgep/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::crossover::*`
[INFO] [stderr]   --> src/rgep/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::crossover::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::point_mutation::*`
[INFO] [stderr]   --> src/rgep/mod.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 | use crate::point_mutation::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::rotation::*`
[INFO] [stderr]   --> src/rgep/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::rotation::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::selection::*`
[INFO] [stderr]   --> src/rgep/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::selection::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alt_pop`
[INFO] [stderr]    --> src/rgep/mod.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alt_pop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bits_per_sym`
[INFO] [stderr]    --> src/rgep/mod.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let bits_per_sym = context.bits_per_sym();
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bits_per_sym`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/rgep/mod.rs:103:22
[INFO] [stderr]     |
[INFO] [stderr] 103 |                      state: &B,
[INFO] [stderr]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eval_ind`
[INFO] [stderr]    --> src/rgep/mod.rs:104:22
[INFO] [stderr]     |
[INFO] [stderr] 104 |                      eval_ind: &EvalFunction<A, B, R>,
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_ind`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/crossover.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut cross_state = getter(state);
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/point_mutation.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut pm_state = getter(state);
[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/selection.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let mut sus_state = getter(state);
[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/evaluation.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut eval_state = getter(state);
[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/rgep/mod.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 |     let mut pop = create_rgep(&params, &context, rng);
[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/rgep/mod.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `populationU8` should have a snake case name
[INFO] [stderr]   --> src/ga/mod.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn populationU8<R: Rng>(pop_size: usize, ind_size: usize, rng: &mut R) -> PopU8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `populationU8Zeros` should have a snake case name
[INFO] [stderr]   --> src/ga/mod.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn populationU8Zeros(pop_size: usize, ind_size: usize) -> PopU8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8_zeros`
[INFO] [stderr] 
[INFO] [stderr] warning: 21 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::DerefMut`
[INFO] [stderr]  --> src/crossover.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::ops::DerefMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::DerefMut`
[INFO] [stderr]  --> src/point_mutation.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::ops::DerefMut;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::boxed::Box`
[INFO] [stderr]  --> src/ga/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::boxed::Box;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `num::PrimInt`
[INFO] [stderr]  --> src/ga/mod.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use num::PrimInt;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::rc::Rc`
[INFO] [stderr]  --> src/rgep/mod.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::rc::Rc;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::crossover::*`
[INFO] [stderr]   --> src/rgep/mod.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::crossover::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::rotation::*`
[INFO] [stderr]   --> src/rgep/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use crate::rotation::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::selection::*`
[INFO] [stderr]   --> src/rgep/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use crate::selection::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `alt_pop`
[INFO] [stderr]    --> src/rgep/mod.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stderr]     |         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_alt_pop`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `bits_per_sym`
[INFO] [stderr]    --> src/rgep/mod.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 110 |     let bits_per_sym = context.bits_per_sym();
[INFO] [stderr]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_bits_per_sym`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `state`
[INFO] [stderr]    --> src/rgep/mod.rs:103:22
[INFO] [stderr]     |
[INFO] [stderr] 103 |                      state: &B,
[INFO] [stderr]     |                      ^^^^^ help: if this is intentional, prefix it with an underscore: `_state`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `eval_ind`
[INFO] [stderr]    --> src/rgep/mod.rs:104:22
[INFO] [stderr]     |
[INFO] [stderr] 104 |                      eval_ind: &EvalFunction<A, B, R>,
[INFO] [stderr]     |                      ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_eval_ind`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/crossover.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut cross_state = getter(state);
[INFO] [stderr]    |             ----^^^^^^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/point_mutation.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |         let mut pm_state = getter(state);
[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/selection.rs:102:13
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let mut sus_state = getter(state);
[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/evaluation.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut eval_state = getter(state);
[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/rgep/mod.rs:107:9
[INFO] [stderr]     |
[INFO] [stderr] 107 |     let mut pop = create_rgep(&params, &context, rng);
[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/rgep/mod.rs:108:9
[INFO] [stderr]     |
[INFO] [stderr] 108 |     let mut alt_pop = create_rgep_fast(&params);
[INFO] [stderr]     |         ----^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: function `populationU8` should have a snake case name
[INFO] [stderr]   --> src/ga/mod.rs:54:8
[INFO] [stderr]    |
[INFO] [stderr] 54 | pub fn populationU8<R: Rng>(pop_size: usize, ind_size: usize, rng: &mut R) -> PopU8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `populationU8Zeros` should have a snake case name
[INFO] [stderr]   --> src/ga/mod.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub fn populationU8Zeros(pop_size: usize, ind_size: usize) -> PopU8 {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^ help: convert the identifier to snake case: `population_u8_zeros`
[INFO] [stderr] 
[INFO] [stderr] warning: 20 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> examples/ga.rs:20:23
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Rc::new(|ind, rng| {
[INFO] [stderr]    |                       ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main_expr`
[INFO] [stderr]    --> src/main.rs:138:4
[INFO] [stderr]     |
[INFO] [stderr] 138 | fn main_expr() {
[INFO] [stderr]     |    ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rgep-4ff9fb189e3e20e2
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test crossover::test_cross_at_point ... ok
[INFO] [stdout] test rotation::test_rotate_copy ... ok
[INFO] [stdout] test rotation::test_rotate ... ok
[INFO] [stdout] test rgep::context::test_eval_simple_equation ... ok
[INFO] [stdout] test domains::symbols::test_arity_simple_cases ... ok
[INFO] [stdout] test crossover::test_cross_word ... ok
[INFO] [stdout] test crossover::test_cross_at_points_naive ... ok
[INFO] [stdout] test crossover::test_cross_at_points ... ok
[INFO] [stdout] test rgep::test_point_mutation_flips_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rgep-d3bfce661d100c3c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_popcount ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rgep
[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" "4d7e7fbfdd0835c48b87b0defc01d7ad5393e58d72b08a6c35eedc558590706a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d7e7fbfdd0835c48b87b0defc01d7ad5393e58d72b08a6c35eedc558590706a", kill_on_drop: false }`
[INFO] [stdout] 4d7e7fbfdd0835c48b87b0defc01d7ad5393e58d72b08a6c35eedc558590706a