[INFO] fetching crate rustneat 0.2.1...
[INFO] testing rustneat-0.2.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate rustneat 0.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rustneat 0.2.1
[INFO] finished tweaking crates.io crate rustneat 0.2.1
[INFO] tweaked toml for crates.io crate rustneat 0.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustneat 0.2.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 126 packages to latest compatible versions
[INFO] [stderr]       Adding clippy v0.0.103 (available: v0.0.302)
[INFO] [stderr]       Adding crossbeam v0.2.12 (available: v0.8.4)
[INFO] [stderr]       Adding lazy_static v0.2.11 (available: v1.5.0)
[INFO] [stderr]       Adding open v1.7.1 (available: v5.3.3)
[INFO] [stderr]       Adding rand v0.4.6 (available: v0.10.0)
[INFO] [stderr]       Adding rulinalg v0.3.7 (available: v0.4.2)
[INFO] [stderr]       Adding rusty_dashed v0.2.3 (available: v0.3.0)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand v0.3.23
[INFO] [stderr]   Downloaded mount v0.2.1
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[INFO] [stderr]   Downloaded rawpointer v0.1.0
[INFO] [stderr]   Downloaded includedir v0.2.2
[INFO] [stderr]   Downloaded phf_codegen v0.7.24
[INFO] [stderr]   Downloaded matrixmultiply v0.1.15
[INFO] [stderr]   Downloaded semver v0.2.3
[INFO] [stderr]   Downloaded crossbeam v0.2.12
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded clippy v0.0.103
[INFO] [stderr]   Downloaded miniz-sys v0.1.12
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[INFO] [stderr]   Downloaded rulinalg v0.3.7
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[INFO] [stderr]   Downloaded walkdir v0.1.8
[INFO] [stderr]   Downloaded rusty_dashed v0.2.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0d88a701ff665dd59310295330d963b822ca1947c9c728dcd1d8dae3897bb156
[INFO] running `Command { std: "docker" "start" "-a" "0d88a701ff665dd59310295330d963b822ca1947c9c728dcd1d8dae3897bb156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0d88a701ff665dd59310295330d963b822ca1947c9c728dcd1d8dae3897bb156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d88a701ff665dd59310295330d963b822ca1947c9c728dcd1d8dae3897bb156", kill_on_drop: false }`
[INFO] [stdout] 0d88a701ff665dd59310295330d963b822ca1947c9c728dcd1d8dae3897bb156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c26792dc21129d3d9730d0af84283017db73893fd8cf5343116003c81d4bd06e
[INFO] running `Command { std: "docker" "start" "-a" "c26792dc21129d3d9730d0af84283017db73893fd8cf5343116003c81d4bd06e", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling matrixmultiply v0.1.15
[INFO] [stderr]    Compiling rawpointer v0.1.0
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling conv v0.3.3
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling rulinalg v0.3.7
[INFO] [stderr]    Compiling rustneat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mutation.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[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] 14 -     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout] 14 +     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> Gene  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/species_evaluator.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 |     environment: &'a mut Environment,
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     environment: &'a mut dyn Environment,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/species_evaluator.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut dyn Environment) -> SpeciesEvaluator {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/mutation.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Mutation {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl dyn Mutation {
[INFO] [stdout]   |      +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Mutation for /* Type */ {
[INFO] [stdout]   |               ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/population.rs:49:53
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn evaluate_in(&mut self, environment: &mut Environment) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn evaluate_in(&mut self, environment: &mut dyn Environment) {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Mutation::connection_weight(
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 128 |             <dyn Mutation>::connection_weight(
[INFO] [stdout]     |             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Mutation::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |         <dyn Mutation>::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stdout]     |         ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             Mutation::add_neuron(gene, self.last_neuron_id)
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             <dyn Mutation>::add_neuron(gene, self.last_neuron_id)
[INFO] [stdout]     |             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:155:20
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let gene = Mutation::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let gene = <dyn Mutation>::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stdout]     |                    ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `champion_fitness` is never read
[INFO] [stdout]   --> src/specie.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Specie {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     champion_fitness: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Specie` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/genome.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 | /             format!(
[INFO] [stdout] 86 | |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 87 | |                 in_neuron_id, max_neuron_id
[INFO] [stdout] 88 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 85 ~             
[INFO] [stdout] 86 |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 87 |                 in_neuron_id, max_neuron_id
[INFO] [stdout] 88 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/genome.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 | /             format!(
[INFO] [stdout] 93 | |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 94 | |                 out_neuron_id, max_neuron_id
[INFO] [stdout] 95 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 92 ~             
[INFO] [stdout] 93 |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 94 |                 out_neuron_id, max_neuron_id
[INFO] [stdout] 95 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/species_evaluator.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[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] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.34s
[INFO] running `Command { std: "docker" "inspect" "c26792dc21129d3d9730d0af84283017db73893fd8cf5343116003c81d4bd06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c26792dc21129d3d9730d0af84283017db73893fd8cf5343116003c81d4bd06e", kill_on_drop: false }`
[INFO] [stdout] c26792dc21129d3d9730d0af84283017db73893fd8cf5343116003c81d4bd06e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41df3ae2e08f6a02e16463256b56ad381d0e4faacb74f0f066317c406531b288
[INFO] running `Command { std: "docker" "start" "-a" "41df3ae2e08f6a02e16463256b56ad381d0e4faacb74f0f066317c406531b288", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mutation.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[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] 14 -     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout] 14 +     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> Gene  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/species_evaluator.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 |     environment: &'a mut Environment,
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     environment: &'a mut dyn Environment,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/species_evaluator.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut dyn Environment) -> SpeciesEvaluator {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/mutation.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Mutation {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl dyn Mutation {
[INFO] [stdout]   |      +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Mutation for /* Type */ {
[INFO] [stdout]   |               ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustneat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/population.rs:49:53
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn evaluate_in(&mut self, environment: &mut Environment) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn evaluate_in(&mut self, environment: &mut dyn Environment) {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Mutation::connection_weight(
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 128 |             <dyn Mutation>::connection_weight(
[INFO] [stdout]     |             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Mutation::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |         <dyn Mutation>::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stdout]     |         ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             Mutation::add_neuron(gene, self.last_neuron_id)
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             <dyn Mutation>::add_neuron(gene, self.last_neuron_id)
[INFO] [stdout]     |             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:155:20
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let gene = Mutation::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let gene = <dyn Mutation>::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stdout]     |                    ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `champion_fitness` is never read
[INFO] [stdout]   --> src/specie.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Specie {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     champion_fitness: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Specie` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/genome.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 | /             format!(
[INFO] [stdout] 86 | |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 87 | |                 in_neuron_id, max_neuron_id
[INFO] [stdout] 88 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 85 ~             
[INFO] [stdout] 86 |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 87 |                 in_neuron_id, max_neuron_id
[INFO] [stdout] 88 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/genome.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 | /             format!(
[INFO] [stdout] 93 | |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 94 | |                 out_neuron_id, max_neuron_id
[INFO] [stdout] 95 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 92 ~             
[INFO] [stdout] 93 |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 94 |                 out_neuron_id, max_neuron_id
[INFO] [stdout] 95 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/species_evaluator.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[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] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/mutation.rs:14:73
[INFO] [stdout]    |
[INFO] [stdout] 14 |     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[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] 14 -     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stdout] 14 +     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> Gene  {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/species_evaluator.rs:13:26
[INFO] [stdout]    |
[INFO] [stdout] 13 |     environment: &'a mut Environment,
[INFO] [stdout]    |                          ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 13 |     environment: &'a mut dyn Environment,
[INFO] [stdout]    |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/species_evaluator.rs:18:34
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[INFO] [stdout]    |                                  ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut dyn Environment) -> SpeciesEvaluator {
[INFO] [stdout]    |                                  +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/mutation.rs:5:6
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Mutation {
[INFO] [stdout]   |      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl dyn Mutation {
[INFO] [stdout]   |      +++
[INFO] [stdout] help: you might have intended to implement this trait for a given type
[INFO] [stdout]   |
[INFO] [stdout] 5 | impl Mutation for /* Type */ {
[INFO] [stdout]   |               ++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/population.rs:49:53
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn evaluate_in(&mut self, environment: &mut Environment) {
[INFO] [stdout]    |                                                     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub fn evaluate_in(&mut self, environment: &mut dyn Environment) {
[INFO] [stdout]    |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:128:13
[INFO] [stdout]     |
[INFO] [stdout] 128 |             Mutation::connection_weight(
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 128 |             <dyn Mutation>::connection_weight(
[INFO] [stdout]     |             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:138:9
[INFO] [stdout]     |
[INFO] [stdout] 138 |         Mutation::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 138 |         <dyn Mutation>::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stdout]     |         ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             Mutation::add_neuron(gene, self.last_neuron_id)
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 148 |             <dyn Mutation>::add_neuron(gene, self.last_neuron_id)
[INFO] [stdout]     |             ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/genome.rs:155:20
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let gene = Mutation::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 155 |         let gene = <dyn Mutation>::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stdout]     |                    ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mutation.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |         Mutation::toggle_expression(&mut gene);
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 45 |         <dyn Mutation>::toggle_expression(&mut gene);
[INFO] [stdout]    |         ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/mutation.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         Mutation::toggle_expression(&mut gene);
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 48 |         <dyn Mutation>::toggle_expression(&mut gene);
[INFO] [stdout]    |         ++++         +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `champion_fitness` is never read
[INFO] [stdout]   --> src/specie.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct Specie {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 12 |     champion_fitness: f64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Specie` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/genome.rs:85:13
[INFO] [stdout]    |
[INFO] [stdout] 85 | /             format!(
[INFO] [stdout] 86 | |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 87 | |                 in_neuron_id, max_neuron_id
[INFO] [stdout] 88 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 85 ~             
[INFO] [stdout] 86 |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 87 |                 in_neuron_id, max_neuron_id
[INFO] [stdout] 88 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/genome.rs:92:13
[INFO] [stdout]    |
[INFO] [stdout] 92 | /             format!(
[INFO] [stdout] 93 | |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 94 | |                 out_neuron_id, max_neuron_id
[INFO] [stdout] 95 | |             )
[INFO] [stdout]    | |_____________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 92 ~             
[INFO] [stdout] 93 |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stdout] 94 |                 out_neuron_id, max_neuron_id
[INFO] [stdout] 95 ~             
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/organism.rs:93:13
[INFO] [stdout]    |
[INFO] [stdout] 93 |             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 93 -             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stdout] 93 +             "{:?} is not bigger than 0.9", output[0]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/organism.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 103 |             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 103 -             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stdout] 103 +             "{:?} is not smaller than 0.1", output[0]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/organism.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 118 -             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stdout] 118 +             "{:?} is not bigger than 0.9", output[0]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/organism.rs:132:13
[INFO] [stdout]     |
[INFO] [stdout] 132 |             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 132 -             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stdout] 132 +             "{:?} is not bigger than 0.9", output[0]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/organism.rs:143:13
[INFO] [stdout]     |
[INFO] [stdout] 143 |             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]     |
[INFO] [stdout] 143 -             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stdout] 143 +             "{:?} is not smaller than 0.1", output[0]
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/species_evaluator.rs:18:29
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[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] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator<'_> {
[INFO] [stdout]    |                                                                  ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "41df3ae2e08f6a02e16463256b56ad381d0e4faacb74f0f066317c406531b288", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41df3ae2e08f6a02e16463256b56ad381d0e4faacb74f0f066317c406531b288", kill_on_drop: false }`
[INFO] [stdout] 41df3ae2e08f6a02e16463256b56ad381d0e4faacb74f0f066317c406531b288
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b9ff1ed20dc270ab9d4f2ec36ee45fe8c4775e65c2bff43d3e02636c4160700d
[INFO] running `Command { std: "docker" "start" "-a" "b9ff1ed20dc270ab9d4f2ec36ee45fe8c4775e65c2bff43d3e02636c4160700d", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/mutation.rs:14:73
[INFO] [stderr]    |
[INFO] [stderr] 14 |     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[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] 14 -     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> (Gene) {
[INFO] [stderr] 14 +     pub fn add_connection(in_neuron_id: usize, out_neuron_id: usize) -> Gene  {
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/species_evaluator.rs:13:26
[INFO] [stderr]    |
[INFO] [stderr] 13 |     environment: &'a mut Environment,
[INFO] [stderr]    |                          ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 13 |     environment: &'a mut dyn Environment,
[INFO] [stderr]    |                          +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/species_evaluator.rs:18:34
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[INFO] [stderr]    |                                  ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(environment: &mut dyn Environment) -> SpeciesEvaluator {
[INFO] [stderr]    |                                  +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/mutation.rs:5:6
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Mutation {
[INFO] [stderr]   |      ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]   = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl dyn Mutation {
[INFO] [stderr]   |      +++
[INFO] [stderr] help: you might have intended to implement this trait for a given type
[INFO] [stderr]   |
[INFO] [stderr] 5 | impl Mutation for /* Type */ {
[INFO] [stderr]   |               ++++++++++++++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/population.rs:49:53
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn evaluate_in(&mut self, environment: &mut Environment) {
[INFO] [stderr]    |                                                     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn evaluate_in(&mut self, environment: &mut dyn Environment) {
[INFO] [stderr]    |                                                     +++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/genome.rs:128:13
[INFO] [stderr]     |
[INFO] [stderr] 128 |             Mutation::connection_weight(
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 128 |             <dyn Mutation>::connection_weight(
[INFO] [stderr]     |             ++++         +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/genome.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         Mutation::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stderr]     |         ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 138 |         <dyn Mutation>::toggle_expression(&mut self.genes[selected_gene]);
[INFO] [stderr]     |         ++++         +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/genome.rs:148:13
[INFO] [stderr]     |
[INFO] [stderr] 148 |             Mutation::add_neuron(gene, self.last_neuron_id)
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 148 |             <dyn Mutation>::add_neuron(gene, self.last_neuron_id)
[INFO] [stderr]     |             ++++         +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/genome.rs:155:20
[INFO] [stderr]     |
[INFO] [stderr] 155 |         let gene = Mutation::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stderr]     |                    ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 155 |         let gene = <dyn Mutation>::add_connection(in_neuron_id, out_neuron_id);
[INFO] [stderr]     |                    ++++         +
[INFO] [stderr] 
[INFO] [stderr] warning: field `champion_fitness` is never read
[INFO] [stderr]   --> src/specie.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr]  9 | pub struct Specie {
[INFO] [stderr]    |            ------ field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 12 |     champion_fitness: f64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `Specie` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/genome.rs:85:13
[INFO] [stderr]    |
[INFO] [stderr] 85 | /             format!(
[INFO] [stderr] 86 | |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stderr] 87 | |                 in_neuron_id, max_neuron_id
[INFO] [stderr] 88 | |             )
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: `#[warn(non_fmt_panics)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 85 ~             
[INFO] [stderr] 86 |                 "in_neuron_id {} is greater than max allowed id {}",
[INFO] [stderr] 87 |                 in_neuron_id, max_neuron_id
[INFO] [stderr] 88 ~             
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/genome.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 | /             format!(
[INFO] [stderr] 93 | |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stderr] 94 | |                 out_neuron_id, max_neuron_id
[INFO] [stderr] 95 | |             )
[INFO] [stderr]    | |_____________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 92 ~             
[INFO] [stderr] 93 |                 "out_neuron_id {} is greater than max allowed id {}",
[INFO] [stderr] 94 |                 out_neuron_id, max_neuron_id
[INFO] [stderr] 95 ~             
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/species_evaluator.rs:18:29
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator {
[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] 18 |     pub fn new(environment: &mut Environment) -> SpeciesEvaluator<'_> {
[INFO] [stderr]    |                                                                  ++++
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mutation.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         Mutation::toggle_expression(&mut gene);
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 45 |         <dyn Mutation>::toggle_expression(&mut gene);
[INFO] [stderr]    |         ++++         +
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mutation.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         Mutation::toggle_expression(&mut gene);
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 48 |         <dyn Mutation>::toggle_expression(&mut gene);
[INFO] [stderr]    |         ++++         +
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]   --> src/organism.rs:93:13
[INFO] [stderr]    |
[INFO] [stderr] 93 |             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]    = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]    |
[INFO] [stderr] 93 -             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stderr] 93 +             "{:?} is not bigger than 0.9", output[0]
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/organism.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 103 -             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stderr] 103 +             "{:?} is not smaller than 0.1", output[0]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/organism.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 118 -             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stderr] 118 +             "{:?} is not bigger than 0.9", output[0]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/organism.rs:132:13
[INFO] [stderr]     |
[INFO] [stderr] 132 |             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 132 -             format!("{:?} is not bigger than 0.9", output[0])
[INFO] [stderr] 132 +             "{:?} is not bigger than 0.9", output[0]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: panic message is not a string literal
[INFO] [stderr]    --> src/organism.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: this usage of `assert!()` is deprecated; it will be a hard error in Rust 2021
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr]     = note: the `assert!()` macro supports formatting, so there's no need for the `format!()` macro here
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/panic-macro-consistency.html>
[INFO] [stderr] help: remove the `format!(..)` macro call
[INFO] [stderr]     |
[INFO] [stderr] 143 -             format!("{:?} is not smaller than 0.1", output[0])
[INFO] [stderr] 143 +             "{:?} is not smaller than 0.1", output[0]
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `rustneat` (lib) generated 13 warnings (run `cargo fix --lib -p rustneat` to apply 12 suggestions)
[INFO] [stderr] warning: `rustneat` (lib test) generated 20 warnings (13 duplicates) (run `cargo fix --lib -p rustneat --tests` to apply 7 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rustneat-6b8ce495b3a3b8bf)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test gene::tests::should_be_able_to_binary_search_for_a_gene ... ok
[INFO] [stdout] test genome::tests::already_existing_gene_should_be_not_duplicated ... ok
[INFO] [stdout] test genome::tests::genomes_with_same_genes_with_big_differences_on_weight_should_be_in_other_specie ... ok
[INFO] [stdout] test genome::tests::adding_an_existing_gene_disabled_should_enable_original ... ok
[INFO] [stdout] test genome::tests::genomes_with_same_genes_with_little_differences_on_weight_should_be_in_same_specie ... ok
[INFO] [stdout] test genome::tests::mutation_add_connection ... ok
[INFO] [stdout] test genome::tests::mutation_add_neuron ... ok
[INFO] [stdout] test genome::tests::mutation_connection_weight ... ok
[INFO] [stdout] test genome::tests::two_genomes_with_enought_difference_should_be_in_different_species ... ok
[INFO] [stdout] test genome::tests::two_genomes_without_differences_should_be_in_same_specie ... ok
[INFO] [stdout] test mutation::tests::mutate_toggle_gene_should_toggle ... ok
[INFO] [stdout] test organism::tests::should_be_able_to_get_matrix_representation_of_the_neuron_connections ... ok
[INFO] [stdout] test organism::tests::activate_organims_sensor_without_enough_neurons_should_ignore_it ... ok
[INFO] [stdout] test organism::tests::should_allow_multiple_output ... ok
[INFO] [stdout] test specie::tests::specie_should_return_correct_average_fitness ... ok
[INFO] [stdout] test organism::tests::should_not_raise_exception_if_less_neurons_than_required ... ok
[INFO] [stdout] test organism::tests::should_propagate_signal_over_hidden_layers ... ok
[INFO] [stdout] test population::tests::population_should_be_able_to_speciate_genomes ... ok
[INFO] [stdout] test organism::tests::should_propagate_signal_without_hidden_layers ... ok
[INFO] [stdout] test organism::tests::should_work_with_cyclic_networks ... ok
[INFO] [stdout] test ctrnn::tests::neural_network_activation_should_return_correct_values ... ok
[INFO] [stdout] test genome::tests::try_to_inject_a_unconnected_neuron_gene_should_panic - should panic ... ok
[INFO] [stdout] test population::tests::after_population_evolve_population_should_be_the_same ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/rustneat_tests.rs (/opt/rustwide/target/debug/deps/rustneat_tests-fb1b81215a457ae4)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test::should_be_able_to_generate_a_population ... ok
[INFO] [stdout] test test::population_can_evolve ... ok
[INFO] [stdout] test test::population_can_be_tested_on_environment ... ok
[INFO] [stdout] test test::network_should_be_able_to_solve_xor_classification has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "b9ff1ed20dc270ab9d4f2ec36ee45fe8c4775e65c2bff43d3e02636c4160700d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9ff1ed20dc270ab9d4f2ec36ee45fe8c4775e65c2bff43d3e02636c4160700d", kill_on_drop: false }`
[INFO] [stdout] b9ff1ed20dc270ab9d4f2ec36ee45fe8c4775e65c2bff43d3e02636c4160700d
