[INFO] updating cached repository https://github.com/nsmryan/rgep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] [stderr] From https://github.com/nsmryan/rgep
[INFO] [stderr]    5b3346b..e6c5175  master     -> master
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e6c51757e7117c4eab7d9ef19b1a56b90482b979
[INFO] testing nsmryan/rgep against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnsmryan%2Frgep" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nsmryan/rgep on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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-10/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" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded myopic v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b890a37a5ec30b33132bae265aa9a4b4f68777f132c3c6e0d20dafcf9119bcb
[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" "1b890a37a5ec30b33132bae265aa9a4b4f68777f132c3c6e0d20dafcf9119bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b890a37a5ec30b33132bae265aa9a4b4f68777f132c3c6e0d20dafcf9119bcb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b890a37a5ec30b33132bae265aa9a4b4f68777f132c3c6e0d20dafcf9119bcb", kill_on_drop: false }`
[INFO] [stdout] 1b890a37a5ec30b33132bae265aa9a4b4f68777f132c3c6e0d20dafcf9119bcb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00c19f3704d99f831cd8caf3567f3c87ecc556c639e065e9cb8e9efd2595bd36
[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" "00c19f3704d99f831cd8caf3567f3c87ecc556c639e065e9cb8e9efd2595bd36", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling lazy_static v1.2.0
[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 ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling myopic v0.1.2
[INFO] [stderr]    Compiling float-cmp v0.4.0
[INFO] [stderr]    Compiling im v12.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling statrs v0.12.0
[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 30.13s
[INFO] running `Command { std: "docker" "inspect" "00c19f3704d99f831cd8caf3567f3c87ecc556c639e065e9cb8e9efd2595bd36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00c19f3704d99f831cd8caf3567f3c87ecc556c639e065e9cb8e9efd2595bd36", kill_on_drop: false }`
[INFO] [stdout] 00c19f3704d99f831cd8caf3567f3c87ecc556c639e065e9cb8e9efd2595bd36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 19b5bac7f64521424ae663da0df35710bd6787c1c85658c48f992de30b971ff0
[INFO] running `Command { std: "docker" "start" "-a" "19b5bac7f64521424ae663da0df35710bd6787c1c85658c48f992de30b971ff0", 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 itertools v0.8.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[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 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 criterion-plot v0.3.0
[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: 1 warning emitted
[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: 1 warning emitted
[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: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1m 10s
[INFO] running `Command { std: "docker" "inspect" "19b5bac7f64521424ae663da0df35710bd6787c1c85658c48f992de30b971ff0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19b5bac7f64521424ae663da0df35710bd6787c1c85658c48f992de30b971ff0", kill_on_drop: false }`
[INFO] [stdout] 19b5bac7f64521424ae663da0df35710bd6787c1c85658c48f992de30b971ff0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 191fb64e1f3f07de6d631981dc40774bd2e3ddeefcc8fa5ac6ba916d4022f486
[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" "191fb64e1f3f07de6d631981dc40774bd2e3ddeefcc8fa5ac6ba916d4022f486", 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::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 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 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 0.27s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rgep-1559228eba293e1d
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test crossover::test_cross_at_points ... ok
[INFO] [stdout] test crossover::test_cross_word ... ok
[INFO] [stdout] test domains::symbols::test_arity_simple_cases ... ok
[INFO] [stdout] test crossover::test_cross_at_point ... ok
[INFO] [stdout] test rotation::test_rotate ... ok
[INFO] [stdout] test crossover::test_cross_at_points_naive ... ok
[INFO] [stdout] test rotation::test_rotate_copy ... ok
[INFO] [stdout] test rgep::context::test_eval_simple_equation ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rgep-5940a750bfdd1733
[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
[INFO] [stdout] 
[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
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "191fb64e1f3f07de6d631981dc40774bd2e3ddeefcc8fa5ac6ba916d4022f486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191fb64e1f3f07de6d631981dc40774bd2e3ddeefcc8fa5ac6ba916d4022f486", kill_on_drop: false }`
[INFO] [stdout] 191fb64e1f3f07de6d631981dc40774bd2e3ddeefcc8fa5ac6ba916d4022f486