[INFO] fetching crate spdkit 0.1.0...
[INFO] testing spdkit-0.1.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate spdkit 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate spdkit 0.1.0
[INFO] finished tweaking crates.io crate spdkit 0.1.0
[INFO] tweaked toml for crates.io crate spdkit 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spdkit 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 256 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding handlebars v4.0.1 (available: v4.5.0)
[INFO] [stderr]       Adding rand v0.8.6 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 06b709b513eb308aad4531406b128eda01f1dded858dddb172f9561a7bd0e036
[INFO] running `Command { std: "docker" "start" "-a" "06b709b513eb308aad4531406b128eda01f1dded858dddb172f9561a7bd0e036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06b709b513eb308aad4531406b128eda01f1dded858dddb172f9561a7bd0e036", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b709b513eb308aad4531406b128eda01f1dded858dddb172f9561a7bd0e036", kill_on_drop: false }`
[INFO] [stdout] 06b709b513eb308aad4531406b128eda01f1dded858dddb172f9561a7bd0e036
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07031f7f86e425821250b6947436bb60c74e827fbf9c3a2716fe6e0c79d0edd3
[INFO] running `Command { std: "docker" "start" "-a" "07031f7f86e425821250b6947436bb60c74e827fbf9c3a2716fe6e0c79d0edd3", kill_on_drop: false }`
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[INFO] [stderr]    Compiling bimap v0.6.3
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[INFO] [stderr]    Compiling xmlparser v0.13.6
[INFO] [stderr]    Compiling handlebars v4.0.1
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[INFO] [stderr]    Compiling gchemol-parser v0.4.6
[INFO] [stderr]    Compiling roxmltree v0.18.1
[INFO] [stderr]    Compiling lazy-regex v2.5.0
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[INFO] [stderr]    Compiling uom v0.33.0
[INFO] [stderr]    Compiling tera v1.20.1
[INFO] [stderr]    Compiling spdkit-nauty v0.1.1
[INFO] [stderr]    Compiling vecfx v0.1.6
[INFO] [stderr]    Compiling gchemol-lattice v0.1.2
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[INFO] [stderr]    Compiling gchemol-geometry v0.1.1
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[INFO] [stderr]    Compiling spdkit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/engine.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/engine.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/engine.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::Binary`
[INFO] [stdout]  --> src/fitness.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encoding::Binary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]  --> src/gears/breeder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::population::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/gears/survivor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encoding::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/survivor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]   --> src/gears/valuer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::population::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/individual.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::individual::*`
[INFO] [stdout]  --> src/operators/variation.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::individual::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/population.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fitness::*`
[INFO] [stdout]  --> src/termination.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fitness::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gchemol::prelude::*`
[INFO] [stdout]  --> src/fingerprint.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use gchemol::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/fingerprint.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use std::collections::HashMap;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/graph6.rs:118:67
[INFO] [stdout]     |
[INFO] [stdout] 118 |     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stdout]     |                                                                   ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stdout] 118 +     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| acc * 2 + b) as u8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stdout]   --> src/fingerprint.rs:30:66
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let m1: HashMap<usize, usize> = mol1.atoms().map(|(i, a)| (a.label().parse().unwrap(), i)).collect();
[INFO] [stdout]    |                                                                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stdout]   --> src/fingerprint.rs:31:69
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let m2: HashMap<usize, usize> = mol2.atoms().map(|(i, a)| (i, a.label().parse().unwrap())).collect();
[INFO] [stdout]    |                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/survivor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super`
[INFO] [stdout]  --> src/graph6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[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 import: `crate::common`
[INFO] [stdout]  --> src/operators/selection.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/breeder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random`
[INFO] [stdout]  --> src/individual.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::random::*;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         fn fmax(mut self) -> Option<f64> {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         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:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         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:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         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/random.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut r = get_rng_with_seed(seed);
[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:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         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:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut new_population = valuer
[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:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/gears/survivor.rs:47:70
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn survive<R: Rng + Sized>(&mut self, population: Population<G>, rng: &mut R) -> Vec<Individual<G>> {
[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:12:54
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[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:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[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:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, 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:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let (i, m) = choices
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/operators/selection.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |             .map(|mut part| {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/operators/variation.rs:107:69
[INFO] [stdout]     |
[INFO] [stdout] 107 |     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: function `random_seed_u64` is never used
[INFO] [stdout]   --> src/random.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn random_seed_u64() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `population` is never read
[INFO] [stdout]    --> src/engine.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct Engine<G, E, F, C>
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 141 |     population: Option<Population<G>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/annealing.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Annealer {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_equivalent_atoms` is never used
[INFO] [stdout]   --> src/fingerprint.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) fn find_equivalent_atoms(mol1: &Molecule, mol2: &Molecule, reorder: bool) -> Option<Molecule> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/population.rs:171:20
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<G>> {
[INFO] [stdout]     |                    ^^^^^                          ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<'_, G>> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/population.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn best_member(&self) -> Option<Member<G>> {
[INFO] [stdout]     |                        ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn best_member(&self) -> Option<Member<'_, G>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/fingerprint.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         a.properties.store("tag", n);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = a.properties.store("tag", n);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: gchemol-core v0.1.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "07031f7f86e425821250b6947436bb60c74e827fbf9c3a2716fe6e0c79d0edd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07031f7f86e425821250b6947436bb60c74e827fbf9c3a2716fe6e0c79d0edd3", kill_on_drop: false }`
[INFO] [stdout] 07031f7f86e425821250b6947436bb60c74e827fbf9c3a2716fe6e0c79d0edd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfc71251d2fd5f08dc1a7915d0c41884f24ae0561fbc5fda16ed6c1217da5ae4
[INFO] running `Command { std: "docker" "start" "-a" "cfc71251d2fd5f08dc1a7915d0c41884f24ae0561fbc5fda16ed6c1217da5ae4", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/engine.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/engine.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/engine.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::Binary`
[INFO] [stdout]  --> src/fitness.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encoding::Binary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]  --> src/gears/breeder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::population::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/gears/survivor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encoding::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/survivor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]   --> src/gears/valuer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::population::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/individual.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::individual::*`
[INFO] [stdout]  --> src/operators/variation.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::individual::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/population.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fitness::*`
[INFO] [stdout]  --> src/termination.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fitness::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `gchemol::prelude::*`
[INFO] [stdout]  --> src/fingerprint.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use gchemol::prelude::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/fingerprint.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use std::collections::HashMap;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/graph6.rs:118:67
[INFO] [stdout]     |
[INFO] [stdout] 118 |     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stdout]     |                                                                   ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stdout] 118 +     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| acc * 2 + b) as u8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stdout]   --> src/fingerprint.rs:30:66
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let m1: HashMap<usize, usize> = mol1.atoms().map(|(i, a)| (a.label().parse().unwrap(), i)).collect();
[INFO] [stdout]    |                                                                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stdout]   --> src/fingerprint.rs:31:69
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let m2: HashMap<usize, usize> = mol2.atoms().map(|(i, a)| (i, a.label().parse().unwrap())).collect();
[INFO] [stdout]    |                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/survivor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super`
[INFO] [stdout]  --> src/graph6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use super::*;
[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 import: `crate::common`
[INFO] [stdout]  --> src/operators/selection.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/breeder.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random`
[INFO] [stdout]  --> src/individual.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::random::*;
[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: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         fn fmax(mut self) -> Option<f64> {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         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:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         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:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         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/random.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut r = get_rng_with_seed(seed);
[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:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         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:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut new_population = valuer
[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:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/gears/survivor.rs:47:70
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn survive<R: Rng + Sized>(&mut self, population: Population<G>, rng: &mut R) -> Vec<Individual<G>> {
[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:12:54
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[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:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[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:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, 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:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let (i, m) = choices
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/operators/selection.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |             .map(|mut part| {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]    --> src/operators/variation.rs:107:69
[INFO] [stdout]     |
[INFO] [stdout] 107 |     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: function `random_seed_u64` is never used
[INFO] [stdout]   --> src/random.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn random_seed_u64() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `population` is never read
[INFO] [stdout]    --> src/engine.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct Engine<G, E, F, C>
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 141 |     population: Option<Population<G>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/annealing.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Annealer {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `find_equivalent_atoms` is never used
[INFO] [stdout]   --> src/fingerprint.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub(crate) fn find_equivalent_atoms(mol1: &Molecule, mol2: &Molecule, reorder: bool) -> Option<Molecule> {
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/population.rs:171:20
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<G>> {
[INFO] [stdout]     |                    ^^^^^                          ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<'_, G>> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/population.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn best_member(&self) -> Option<Member<G>> {
[INFO] [stdout]     |                        ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn best_member(&self) -> Option<Member<'_, G>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/fingerprint.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         a.properties.store("tag", n);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = a.properties.store("tag", n);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling spdkit v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::iter::FromIterator`
[INFO] [stdout]  --> src/engine.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::iter::FromIterator;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/engine.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common::*`
[INFO] [stdout]    --> src/engine.rs:250:9
[INFO] [stdout]     |
[INFO] [stdout] 250 |     use crate::common::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::gears::*`
[INFO] [stdout]    --> src/engine.rs:252:9
[INFO] [stdout]     |
[INFO] [stdout] 252 |     use crate::gears::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::Binary`
[INFO] [stdout]  --> src/fitness.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encoding::Binary;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]  --> src/gears/breeder.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use crate::population::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::encoding::*`
[INFO] [stdout]  --> src/gears/survivor.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::encoding::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::operators::*`
[INFO] [stdout]  --> src/gears/survivor.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | 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:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use crate::operators::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::population::*`
[INFO] [stdout]   --> src/gears/valuer.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use crate::population::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/individual.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::marker::PhantomData`
[INFO] [stdout]  --> src/population.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::marker::PhantomData;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::fitness::*`
[INFO] [stdout]  --> src/termination.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::fitness::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::collections::HashMap`
[INFO] [stdout]   --> src/fingerprint.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |     use std::collections::HashMap;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/graph6.rs:118:67
[INFO] [stdout]     |
[INFO] [stdout] 118 |     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stdout]     |                                                                   ^           ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 118 -     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stdout] 118 +     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| acc * 2 + b) as u8
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stdout]   --> src/fingerprint.rs:30:66
[INFO] [stdout]    |
[INFO] [stdout] 30 |     let m1: HashMap<usize, usize> = mol1.atoms().map(|(i, a)| (a.label().parse().unwrap(), i)).collect();
[INFO] [stdout]    |                                                                  ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stdout]   --> src/fingerprint.rs:31:69
[INFO] [stdout]    |
[INFO] [stdout] 31 |     let m2: HashMap<usize, usize> = mol2.atoms().map(|(i, a)| (i, a.label().parse().unwrap())).collect();
[INFO] [stdout]    |                                                                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol_core::geometry::<impl gchemol::Molecule>::distance`: get_distance instead
[INFO] [stdout]    --> src/fingerprint.rs:160:28
[INFO] [stdout]     |
[INFO] [stdout] 160 |         let dij_old = mol1.distance(i, j);
[INFO] [stdout]     |                            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `gchemol_core::geometry::<impl gchemol::Molecule>::distance`: get_distance instead
[INFO] [stdout]    --> src/fingerprint.rs:161:29
[INFO] [stdout]     |
[INFO] [stdout] 161 |         let dij_new = mol1_.distance(mapping[&i], mapping[&j]);
[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::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 import: `crate::common`
[INFO] [stdout]  --> src/gears/survivor.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::common`
[INFO] [stdout]  --> src/gears/breeder.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/operators/selection.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::common::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::random`
[INFO] [stdout]  --> src/individual.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use crate::random::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:43:17
[INFO] [stdout]    |
[INFO] [stdout] 43 |         fn fmax(mut self) -> Option<f64> {
[INFO] [stdout]    |                 ----^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:46:17
[INFO] [stdout]    |
[INFO] [stdout] 46 |         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:49:17
[INFO] [stdout]    |
[INFO] [stdout] 49 |         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:52:17
[INFO] [stdout]    |
[INFO] [stdout] 52 |         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/random.rs:28:13
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let mut r = get_rng_with_seed(seed);
[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:84:13
[INFO] [stdout]    |
[INFO] [stdout] 84 |         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:120:9
[INFO] [stdout]     |
[INFO] [stdout] 120 |     let mut new_population = valuer
[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:214:21
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/gears/survivor.rs:47:70
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn survive<R: Rng + Sized>(&mut self, population: Population<G>, rng: &mut R) -> Vec<Individual<G>> {
[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:12:54
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[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:12:64
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[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:12:96
[INFO] [stdout]    |
[INFO] [stdout] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, 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:135:18
[INFO] [stdout]     |
[INFO] [stdout] 135 |             let (i, m) = choices
[INFO] [stdout]     |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/operators/selection.rs:196:19
[INFO] [stdout]     |
[INFO] [stdout] 196 |             .map(|mut part| {
[INFO] [stdout]     |                   ----^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `child`
[INFO] [stdout]   --> src/operators/variation.rs:96:9
[INFO] [stdout]    |
[INFO] [stdout] 96 |     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:107:69
[INFO] [stdout]     |
[INFO] [stdout] 107 |     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:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |         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/fingerprint.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     let mut mol1 = Molecule::from_file("/tmp/1.mol2")?;
[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/fingerprint.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     let mut mol2 = Molecule::from_file("/tmp/2.mol2")?;
[INFO] [stdout]    |         ----^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `o1`
[INFO] [stdout]    --> src/fingerprint.rs:171:10
[INFO] [stdout]     |
[INFO] [stdout] 171 |     let (o1, o2) = mol1_.reorder_cannonically();
[INFO] [stdout]     |          ^^ help: if this is intentional, prefix it with an underscore: `_o1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_seed_u64` is never used
[INFO] [stdout]   --> src/random.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn random_seed_u64() -> u64 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `population` is never read
[INFO] [stdout]    --> src/engine.rs:141:5
[INFO] [stdout]     |
[INFO] [stdout] 130 | pub struct Engine<G, E, F, C>
[INFO] [stdout]     |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 141 |     population: Option<Population<G>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `reset` is never used
[INFO] [stdout]   --> src/annealing.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 22 | impl Annealer {
[INFO] [stdout]    | ------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 43 |     pub fn reset(&mut self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/population.rs:171:20
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<G>> {
[INFO] [stdout]     |                    ^^^^^                          ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                    |
[INFO] [stdout]     |                    the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<'_, G>> {
[INFO] [stdout]     |                                                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/population.rs:179:24
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn best_member(&self) -> Option<Member<G>> {
[INFO] [stdout]     |                        ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                        |
[INFO] [stdout]     |                        the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 179 |     pub fn best_member(&self) -> Option<Member<'_, G>> {
[INFO] [stdout]     |                                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> src/fingerprint.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 |         a.properties.store("tag", n);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 38 |         let _ = a.properties.store("tag", n);
[INFO] [stdout]    |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: gchemol-core v0.1.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "cfc71251d2fd5f08dc1a7915d0c41884f24ae0561fbc5fda16ed6c1217da5ae4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfc71251d2fd5f08dc1a7915d0c41884f24ae0561fbc5fda16ed6c1217da5ae4", kill_on_drop: false }`
[INFO] [stdout] cfc71251d2fd5f08dc1a7915d0c41884f24ae0561fbc5fda16ed6c1217da5ae4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8407950ec8e61adc65b9fe525d61b3bdecff0b2afa57cdddda78a5353dfc4ac8
[INFO] running `Command { std: "docker" "start" "-a" "8407950ec8e61adc65b9fe525d61b3bdecff0b2afa57cdddda78a5353dfc4ac8", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::iter::FromIterator`
[INFO] [stderr]  --> src/engine.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::iter::FromIterator;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::encoding::*`
[INFO] [stderr]  --> src/engine.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::encoding::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::operators::*`
[INFO] [stderr]  --> src/engine.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::operators::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::encoding::Binary`
[INFO] [stderr]  --> src/fitness.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::encoding::Binary;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::population::*`
[INFO] [stderr]  --> src/gears/breeder.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use crate::population::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::encoding::*`
[INFO] [stderr]  --> src/gears/survivor.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::encoding::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::operators::*`
[INFO] [stderr]  --> src/gears/survivor.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::operators::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common::*`
[INFO] [stderr]  --> src/gears/valuer.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::common::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::operators::*`
[INFO] [stderr]  --> src/gears/valuer.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 | use crate::operators::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::population::*`
[INFO] [stderr]   --> src/gears/valuer.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 | use crate::population::*;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/individual.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::individual::*`
[INFO] [stderr]  --> src/operators/variation.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::individual::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::marker::PhantomData`
[INFO] [stderr]  --> src/population.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::marker::PhantomData;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::fitness::*`
[INFO] [stderr]  --> src/termination.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::fitness::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `gchemol::prelude::*`
[INFO] [stderr]  --> src/fingerprint.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use gchemol::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections::HashMap`
[INFO] [stderr]   --> src/fingerprint.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |     use std::collections::HashMap;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/graph6.rs:118:67
[INFO] [stderr]     |
[INFO] [stderr] 118 |     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stderr]     |                                                                   ^           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 118 -     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stderr] 118 +     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| acc * 2 + b) as u8
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stderr]   --> src/fingerprint.rs:30:66
[INFO] [stderr]    |
[INFO] [stderr] 30 |     let m1: HashMap<usize, usize> = mol1.atoms().map(|(i, a)| (a.label().parse().unwrap(), i)).collect();
[INFO] [stderr]    |                                                                  ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `gchemol::Atom::label`: use get_label instead
[INFO] [stderr]   --> src/fingerprint.rs:31:69
[INFO] [stderr]    |
[INFO] [stderr] 31 |     let m2: HashMap<usize, usize> = mol2.atoms().map(|(i, a)| (i, a.label().parse().unwrap())).collect();
[INFO] [stderr]    |                                                                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common`
[INFO] [stderr]  --> src/gears/survivor.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::common::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super`
[INFO] [stderr]  --> src/graph6.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use super::*;
[INFO] [stderr]   |     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common`
[INFO] [stderr]  --> src/termination.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::common::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common`
[INFO] [stderr]  --> src/operators/selection.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::common::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common`
[INFO] [stderr]  --> src/gears/breeder.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::common::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::random`
[INFO] [stderr]  --> src/individual.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use crate::random::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common`
[INFO] [stderr]  --> src/operators/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use crate::common::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |         fn fmax(mut self) -> Option<f64> {
[INFO] [stderr]    |                 ----^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:46:17
[INFO] [stderr]    |
[INFO] [stderr] 46 |         fn fmin(mut self) -> Option<f64> {
[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/lib.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |         fn imax(mut self) -> Option<(usize, f64)> {
[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/lib.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |         fn imin(mut self) -> Option<(usize, f64)> {
[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/random.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let mut r = get_rng_with_seed(seed);
[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/encoding.rs:84:13
[INFO] [stderr]    |
[INFO] [stderr] 84 |         let mut choices: Vec<_> = (0..self.len()).collect();
[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/engine.rs:120:9
[INFO] [stderr]     |
[INFO] [stderr] 120 |     let mut new_population = valuer
[INFO] [stderr]     |         ----^^^^^^^^^^^^^^
[INFO] [stderr]     |         |
[INFO] [stderr]     |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/engine.rs:214:21
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 for m in population.members() {
[INFO] [stderr]     |                     ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/gears/survivor.rs:47:70
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn survive<R: Rng + Sized>(&mut self, population: Population<G>, rng: &mut R) -> Vec<Individual<G>> {
[INFO] [stderr]    |                                                                      ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `n`
[INFO] [stderr]   --> src/operators/replacement.rs:12:54
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[INFO] [stderr]    |                                                      ^ help: if this is intentional, prefix it with an underscore: `_n`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `population`
[INFO] [stderr]   --> src/operators/replacement.rs:12:64
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[INFO] [stderr]    |                                                                ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_population`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]   --> src/operators/replacement.rs:12:96
[INFO] [stderr]    |
[INFO] [stderr] 12 |     fn remove_from<G: Genome, R: Rng + Sized>(&self, n: usize, population: &mut Population<G>, rng: &mut R) {
[INFO] [stderr]    |                                                                                                ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `i`
[INFO] [stderr]    --> src/operators/selection.rs:135:18
[INFO] [stderr]     |
[INFO] [stderr] 135 |             let (i, m) = choices
[INFO] [stderr]     |                  ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/operators/selection.rs:196:19
[INFO] [stderr]     |
[INFO] [stderr] 196 |             .map(|mut part| {
[INFO] [stderr]     |                   ----^^^^
[INFO] [stderr]     |                   |
[INFO] [stderr]     |                   help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rng`
[INFO] [stderr]    --> src/operators/variation.rs:107:69
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn crossover<R: Rng + Sized>(&self, members: &[Member<Binary>], rng: &mut R) -> Vec<Binary> {
[INFO] [stderr]     |                                                                     ^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stderr] 
[INFO] [stderr] warning: function `random_seed_u64` is never used
[INFO] [stderr]   --> src/random.rs:11:4
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn random_seed_u64() -> u64 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `population` is never read
[INFO] [stderr]    --> src/engine.rs:141:5
[INFO] [stderr]     |
[INFO] [stderr] 130 | pub struct Engine<G, E, F, C>
[INFO] [stderr]     |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 141 |     population: Option<Population<G>>,
[INFO] [stderr]     |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `reset` is never used
[INFO] [stderr]   --> src/annealing.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 22 | impl Annealer {
[INFO] [stderr]    | ------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 43 |     pub fn reset(&mut self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `find_equivalent_atoms` is never used
[INFO] [stderr]   --> src/fingerprint.rs:12:15
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub(crate) fn find_equivalent_atoms(mol1: &Molecule, mol2: &Molecule, reorder: bool) -> Option<Molecule> {
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/population.rs:171:20
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<G>> {
[INFO] [stderr]     |                    ^^^^^                          ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                    |
[INFO] [stderr]     |                    the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 171 |     pub fn members(&self) -> impl Iterator<Item = Member<'_, G>> {
[INFO] [stderr]     |                                                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/population.rs:179:24
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn best_member(&self) -> Option<Member<G>> {
[INFO] [stderr]     |                        ^^^^^            ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                        |
[INFO] [stderr]     |                        the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 179 |     pub fn best_member(&self) -> Option<Member<'_, G>> {
[INFO] [stderr]     |                                                +++
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/fingerprint.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         a.properties.store("tag", n);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 38 |         let _ = a.properties.store("tag", n);
[INFO] [stderr]    |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::common::*`
[INFO] [stderr]    --> src/engine.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 |     use crate::common::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::gears::*`
[INFO] [stderr]    --> src/engine.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |     use crate::gears::*;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `gchemol_core::geometry::<impl gchemol::Molecule>::distance`: get_distance instead
[INFO] [stderr]    --> src/fingerprint.rs:160:28
[INFO] [stderr]     |
[INFO] [stderr] 160 |         let dij_old = mol1.distance(i, j);
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `gchemol_core::geometry::<impl gchemol::Molecule>::distance`: get_distance instead
[INFO] [stderr]    --> src/fingerprint.rs:161:29
[INFO] [stderr]     |
[INFO] [stderr] 161 |         let dij_new = mol1_.distance(mapping[&i], mapping[&j]);
[INFO] [stderr]     |                             ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `child`
[INFO] [stderr]   --> src/operators/variation.rs:96:9
[INFO] [stderr]    |
[INFO] [stderr] 96 |     for child in OnePointCrossOver.breed_from(&parents, &mut *rng) {
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `m`
[INFO] [stderr]    --> src/population.rs:246:13
[INFO] [stderr]     |
[INFO] [stderr] 246 |         for m in members.iter() {
[INFO] [stderr]     |             ^ help: if this is intentional, prefix it with an underscore: `_m`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/fingerprint.rs:52:9
[INFO] [stderr]    |
[INFO] [stderr] 52 |     let mut mol1 = Molecule::from_file("/tmp/1.mol2")?;
[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/fingerprint.rs:53:9
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut mol2 = Molecule::from_file("/tmp/2.mol2")?;
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `o1`
[INFO] [stderr]    --> src/fingerprint.rs:171:10
[INFO] [stderr]     |
[INFO] [stderr] 171 |     let (o1, o2) = mol1_.reorder_cannonically();
[INFO] [stderr]     |          ^^ help: if this is intentional, prefix it with an underscore: `_o1`
[INFO] [stderr] 
[INFO] [stderr] warning: `spdkit` (lib) generated 48 warnings (run `cargo fix --lib -p spdkit` to apply 34 suggestions)
[INFO] [stderr] warning: `spdkit` (lib test) generated 52 warnings (43 duplicates) (run `cargo fix --lib -p spdkit --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: gchemol-core v0.1.7
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spdkit-cb2dbfb25ee713f9)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test encoding::test_binary ... ok
[INFO] [stdout] test fingerprint::test_molecule_reorder ... ignored
[INFO] [stdout] test annealing::test_annealer ... ok
[INFO] [stdout] test graph6::test_graph6_encode_node_n ... ok
[INFO] [stdout] test graph6::test_graph6_encode_edges ... ok
[INFO] [stdout] test graph6::test_encode_molecule_as_graph6 ... ok
[INFO] [stdout] test graph6::test_graph6_repr ... ok
[INFO] [stdout] test fingerprint::test_molecule_fingerprint ... ok
[INFO] [stdout] test graph6::test_to_u8 ... ok
[INFO] [stdout] test operators::variation::test_cx_onepoint ... ok
[INFO] [stdout] test population::test::test ... ok
[INFO] [stdout] test individual::test::test ... ok
[INFO] [stdout] test random::test::test_rng ... ok
[INFO] [stdout] test engine::test::test_engine ... ok
[INFO] [stdout] test fingerprint::test_reorder_by_connect ... ok
[INFO] [stdout] test common::test_float_ordering ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spdkit
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]    --> src/graph6.rs:118:67
[INFO] [stderr]     |
[INFO] [stderr] 118 |     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stderr]     |                                                                   ^           ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 118 -     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| (acc * 2 + b)) as u8
[INFO] [stderr] 118 +     slice.iter().map(|&b| if b { 1 } else { 0 }).fold(0, |acc, b| acc * 2 + b) as u8
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/fingerprint.rs - fingerprint::Molecule::reorder_cannonically (line 120) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8407950ec8e61adc65b9fe525d61b3bdecff0b2afa57cdddda78a5353dfc4ac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8407950ec8e61adc65b9fe525d61b3bdecff0b2afa57cdddda78a5353dfc4ac8", kill_on_drop: false }`
[INFO] [stdout] 8407950ec8e61adc65b9fe525d61b3bdecff0b2afa57cdddda78a5353dfc4ac8
