[INFO] fetching crate spdkit 0.0.18...
[INFO] checking spdkit-0.0.18 against try#72f88fc4e9458f89516a0b8b0868f3718aec5b47 for pr-74989
[INFO] extracting crate spdkit 0.0.18 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spdkit 0.0.18 on toolchain 72f88fc4e9458f89516a0b8b0868f3718aec5b47
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spdkit 0.0.18
[INFO] finished tweaking crates.io crate spdkit 0.0.18
[INFO] tweaked toml for crates.io crate spdkit 0.0.18 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vecfx v0.1.2
[INFO] [stderr]   Downloaded tera v1.5.0
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "metadata" "--no-deps" "--format-version=1", 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] e70d1aeadec3b3fc871e96013d008bcc5a228720dd771b5615e69b8971a67da0
[INFO] running `Command { std: "docker" "start" "-a" "e70d1aeadec3b3fc871e96013d008bcc5a228720dd771b5615e69b8971a67da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e70d1aeadec3b3fc871e96013d008bcc5a228720dd771b5615e69b8971a67da0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e70d1aeadec3b3fc871e96013d008bcc5a228720dd771b5615e69b8971a67da0", kill_on_drop: false }`
[INFO] [stdout] e70d1aeadec3b3fc871e96013d008bcc5a228720dd771b5615e69b8971a67da0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=forbid" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+72f88fc4e9458f89516a0b8b0868f3718aec5b47" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5edba829527cd95cba61f7339d4dc2cb060ec42ccdf0cc7156afbb1dba6248d
[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" "d5edba829527cd95cba61f7339d4dc2cb060ec42ccdf0cc7156afbb1dba6248d", kill_on_drop: false }`
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[INFO] [stderr]     Checking gchemol-geometry v0.0.39
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[INFO] [stderr]     Checking gchemol v0.0.41
[INFO] [stderr]     Checking spdkit v0.0.18 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/engine.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/engine.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::encoding::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]   --> src/engine.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::operators::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::Binary`
[INFO] [stdout]  --> src/fitness.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::encoding::Binary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]   --> src/gears/breeder.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::population::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/gears/survivor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::encoding::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/survivor.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]  --> src/gears/valuer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/valuer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]  --> src/gears/valuer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::population::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/individual.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random::*`
[INFO] [stdout]  --> src/individual.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::random::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gut::prelude::IntoParallelIterator`
[INFO] [stdout]   --> src/individual.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | use gut::prelude::IntoParallelIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]  --> src/operators/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::individual::*`
[INFO] [stdout]  --> src/operators/variation.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::individual::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/population.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fitness::*`
[INFO] [stdout]  --> src/termination.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::fitness::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/engine.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]   --> src/engine.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | use crate::operators::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/engine.rs:260:9
[INFO] [stdout]     |
[INFO] [stdout] 260 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::gears::*`
[INFO] [stdout]    --> src/engine.rs:262:9
[INFO] [stdout]     |
[INFO] [stdout] 262 |     use crate::gears::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::Binary`
[INFO] [stdout]  --> src/fitness.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::encoding::Binary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]   --> src/gears/breeder.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::population::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/gears/survivor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::encoding::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/survivor.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]  --> src/gears/valuer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/valuer.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]  --> src/gears/valuer.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::population::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/individual.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random::*`
[INFO] [stdout]  --> src/individual.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::random::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gut::prelude::IntoParallelIterator`
[INFO] [stdout]   --> src/individual.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | use gut::prelude::IntoParallelIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]  --> src/operators/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/population.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fitness::*`
[INFO] [stdout]  --> src/termination.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::fitness::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/breeder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/survivor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gut::prelude::ParallelIterator`
[INFO] [stdout]   --> src/individual.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | use gut::prelude::ParallelIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/operators/selection.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/termination.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/engine.rs:222:21
[INFO] [stdout]     |
[INFO] [stdout] 222 |                 for m in population.members() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/gears/survivor.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         rng: &mut R,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/operators/replacement.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         n: usize,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `population`
[INFO] [stdout]   --> src/operators/replacement.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         population: &mut Population<G>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/operators/replacement.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         rng: &mut R,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/operators/selection.rs:143:18
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let (i, m) = choices
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/operators/variation.rs:115:69
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn crossover<R: Rng + Sized>(&self, members: &[Member<Binary>], rng: &mut R) -> Vec<Binary> {
[INFO] [stdout]     |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         fn fmax(mut self) -> Option<f64> {
[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/lib.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |         fn fmin(mut self) -> Option<f64> {
[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/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         fn imax(mut self) -> Option<(usize, f64)> {
[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/lib.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |         fn imin(mut self) -> Option<(usize, f64)> {
[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/encoding.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut choices: Vec<_> = (0..self.len()).collect();
[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/engine.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut new_population = valuer
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/breeder.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/survivor.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gut::prelude::ParallelIterator`
[INFO] [stdout]   --> src/individual.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | use gut::prelude::ParallelIterator;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/operators/selection.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/termination.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/operators/selection.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |             .map(|mut part| {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/engine.rs:222:21
[INFO] [stdout]     |
[INFO] [stdout] 222 |                 for m in population.members() {
[INFO] [stdout]     |                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/gears/survivor.rs:58:9
[INFO] [stdout]    |
[INFO] [stdout] 58 |         rng: &mut R,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `n`
[INFO] [stdout]   --> src/operators/replacement.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         n: usize,
[INFO] [stdout]    |         ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `population`
[INFO] [stdout]   --> src/operators/replacement.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |         population: &mut Population<G>,
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/operators/replacement.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |         rng: &mut R,
[INFO] [stdout]    |         ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]    --> src/operators/selection.rs:143:18
[INFO] [stdout]     |
[INFO] [stdout] 143 |             let (i, m) = choices
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]    --> src/operators/variation.rs:102:9
[INFO] [stdout]     |
[INFO] [stdout] 102 |     for child in OnePointCrossOver.breed_from(&parents, &mut *rng) {
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/operators/variation.rs:115:69
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn crossover<R: Rng + Sized>(&self, members: &[Member<Binary>], rng: &mut R) -> Vec<Binary> {
[INFO] [stdout]     |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `m`
[INFO] [stdout]    --> src/population.rs:263:13
[INFO] [stdout]     |
[INFO] [stdout] 263 |         for m in members.iter() {
[INFO] [stdout]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:45:17
[INFO] [stdout]    |
[INFO] [stdout] 45 |         fn fmax(mut self) -> Option<f64> {
[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/lib.rs:48:17
[INFO] [stdout]    |
[INFO] [stdout] 48 |         fn fmin(mut self) -> Option<f64> {
[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/lib.rs:51:17
[INFO] [stdout]    |
[INFO] [stdout] 51 |         fn imax(mut self) -> Option<(usize, f64)> {
[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/lib.rs:54:17
[INFO] [stdout]    |
[INFO] [stdout] 54 |         fn imin(mut self) -> Option<(usize, f64)> {
[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/encoding.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 |         let mut choices: Vec<_> = (0..self.len()).collect();
[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/random.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut r = get_rng_with_seed(None);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_seed_u64`
[INFO] [stdout]   --> src/random.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn random_seed_u64() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]    --> src/engine.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     population: Option<Population<G>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/annealing.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/engine.rs:126:9
[INFO] [stdout]     |
[INFO] [stdout] 126 |     let mut new_population = valuer
[INFO] [stdout]     |         ----^^^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 40 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/operators/selection.rs:206:19
[INFO] [stdout]     |
[INFO] [stdout] 206 |             .map(|mut part| {
[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/random.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut r = get_rng_with_seed(None);
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_seed_u64`
[INFO] [stdout]   --> src/random.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn random_seed_u64() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `population`
[INFO] [stdout]    --> src/engine.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     population: Option<Population<G>>,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `reset`
[INFO] [stdout]   --> src/annealing.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 42 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "d5edba829527cd95cba61f7339d4dc2cb060ec42ccdf0cc7156afbb1dba6248d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5edba829527cd95cba61f7339d4dc2cb060ec42ccdf0cc7156afbb1dba6248d", kill_on_drop: false }`
[INFO] [stdout] d5edba829527cd95cba61f7339d4dc2cb060ec42ccdf0cc7156afbb1dba6248d
