[INFO] updating cached repository https://github.com/clumsy-sailor/genimage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 052e9ade2ad5080754733a8d7a630d3c75d8eee9
[INFO] testing clumsy-sailor/genimage against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclumsy-sailor%2Fgenimage" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clumsy-sailor/genimage on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clumsy-sailor/genimage
[INFO] finished tweaking git repo https://github.com/clumsy-sailor/genimage
[INFO] tweaked toml for git repo https://github.com/clumsy-sailor/genimage written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/clumsy-sailor/genimage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1cda6db34a5e8e0014a96aa2a8f653b6c34ff8963bb5e49116fa7b17b8c3276d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1cda6db34a5e8e0014a96aa2a8f653b6c34ff8963bb5e49116fa7b17b8c3276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1cda6db34a5e8e0014a96aa2a8f653b6c34ff8963bb5e49116fa7b17b8c3276d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cda6db34a5e8e0014a96aa2a8f653b6c34ff8963bb5e49116fa7b17b8c3276d", kill_on_drop: false }`
[INFO] [stdout] 1cda6db34a5e8e0014a96aa2a8f653b6c34ff8963bb5e49116fa7b17b8c3276d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed72f54e9d788339eca08d211526129ca38e5e2c193e897b82fe36b0e29da4b2
[INFO] running `Command { std: "docker" "start" "-a" "ed72f54e9d788339eca08d211526129ca38e5e2c193e897b82fe36b0e29da4b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling rand_core v0.3.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling color_quant v1.0.1
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling inflate v0.4.4
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling gif v0.10.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling deflate v0.7.19
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling genimage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::constants::GENOTYPE_LENGTH`
[INFO] [stdout]  --> src/genotype.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::constants::GENOTYPE_LENGTH;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::constants::GEN_MIN_VALUE`
[INFO] [stdout]  --> src/genotype.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::constants::GEN_MIN_VALUE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::constants::GEN_MAX_VALUE`
[INFO] [stdout]  --> src/genotype.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::constants::GEN_MAX_VALUE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/population.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/genotype.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn gen2string(g: &Genotype) -> String {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GENOTYPE_LENGTH`
[INFO] [stdout]  --> src/constants.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const GENOTYPE_LENGTH: usize = 5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GEN_MIN_VALUE`
[INFO] [stdout]  --> src/constants.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const GEN_MIN_VALUE: f32 = -1.0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GEN_MAX_VALUE`
[INFO] [stdout]  --> src/constants.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const GEN_MAX_VALUE: f32 =1.0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `POPULATION_SIZE`
[INFO] [stdout]  --> src/constants.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const POPULATION_SIZE: usize = 1000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MUTATION_RATE`
[INFO] [stdout]  --> src/constants.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MUTATION_RATE: f32 = 0.03; // 3%
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen2string`
[INFO] [stdout]   --> src/genotype.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn gen2string(g: &Genotype) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.96s
[INFO] running `Command { std: "docker" "inspect" "ed72f54e9d788339eca08d211526129ca38e5e2c193e897b82fe36b0e29da4b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed72f54e9d788339eca08d211526129ca38e5e2c193e897b82fe36b0e29da4b2", kill_on_drop: false }`
[INFO] [stdout] ed72f54e9d788339eca08d211526129ca38e5e2c193e897b82fe36b0e29da4b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10f83a80d17b3f4a9f99938c8fbf19e0bfac8660b48072ea58cbc5c49ad6cddc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "10f83a80d17b3f4a9f99938c8fbf19e0bfac8660b48072ea58cbc5c49ad6cddc", kill_on_drop: false }`
[INFO] [stderr]    Compiling genimage v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::constants::GENOTYPE_LENGTH`
[INFO] [stdout]  --> src/genotype.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use crate::constants::GENOTYPE_LENGTH;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::constants::GEN_MIN_VALUE`
[INFO] [stdout]  --> src/genotype.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use crate::constants::GEN_MIN_VALUE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::constants::GEN_MAX_VALUE`
[INFO] [stdout]  --> src/genotype.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::constants::GEN_MAX_VALUE;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fmt`
[INFO] [stdout]  --> src/population.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::fmt;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `g`
[INFO] [stdout]   --> src/genotype.rs:38:19
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn gen2string(g: &Genotype) -> String {
[INFO] [stdout]    |                   ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GENOTYPE_LENGTH`
[INFO] [stdout]  --> src/constants.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub const GENOTYPE_LENGTH: usize = 5;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GEN_MIN_VALUE`
[INFO] [stdout]  --> src/constants.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub const GEN_MIN_VALUE: f32 = -1.0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `GEN_MAX_VALUE`
[INFO] [stdout]  --> src/constants.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const GEN_MAX_VALUE: f32 =1.0;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `POPULATION_SIZE`
[INFO] [stdout]  --> src/constants.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub const POPULATION_SIZE: usize = 1000;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `MUTATION_RATE`
[INFO] [stdout]  --> src/constants.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub const MUTATION_RATE: f32 = 0.03; // 3%
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `gen2string`
[INFO] [stdout]   --> src/genotype.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub fn gen2string(g: &Genotype) -> String {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.15s
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10f83a80d17b3f4a9f99938c8fbf19e0bfac8660b48072ea58cbc5c49ad6cddc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10f83a80d17b3f4a9f99938c8fbf19e0bfac8660b48072ea58cbc5c49ad6cddc", kill_on_drop: false }`
[INFO] [stdout] 10f83a80d17b3f4a9f99938c8fbf19e0bfac8660b48072ea58cbc5c49ad6cddc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 28ae0f116b067054bc20e7269c42837accd7d7ec6471fff7a37c2fe01d9241fe
[INFO] running `Command { std: "docker" "start" "-a" "28ae0f116b067054bc20e7269c42837accd7d7ec6471fff7a37c2fe01d9241fe", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::constants::GENOTYPE_LENGTH`
[INFO] [stderr]  --> src/genotype.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use crate::constants::GENOTYPE_LENGTH;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::constants::GEN_MIN_VALUE`
[INFO] [stderr]  --> src/genotype.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use crate::constants::GEN_MIN_VALUE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `crate::constants::GEN_MAX_VALUE`
[INFO] [stderr]  --> src/genotype.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use crate::constants::GEN_MAX_VALUE;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fmt`
[INFO] [stderr]  --> src/population.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::fmt;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `g`
[INFO] [stderr]   --> src/genotype.rs:38:19
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn gen2string(g: &Genotype) -> String {
[INFO] [stderr]    |                   ^ help: if this is intentional, prefix it with an underscore: `_g`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GENOTYPE_LENGTH`
[INFO] [stderr]  --> src/constants.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub const GENOTYPE_LENGTH: usize = 5;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GEN_MIN_VALUE`
[INFO] [stderr]  --> src/constants.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | pub const GEN_MIN_VALUE: f32 = -1.0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `GEN_MAX_VALUE`
[INFO] [stderr]  --> src/constants.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const GEN_MAX_VALUE: f32 =1.0;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `POPULATION_SIZE`
[INFO] [stderr]  --> src/constants.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub const POPULATION_SIZE: usize = 1000;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `MUTATION_RATE`
[INFO] [stderr]  --> src/constants.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub const MUTATION_RATE: f32 = 0.03; // 3%
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `gen2string`
[INFO] [stderr]   --> src/genotype.rs:38:8
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn gen2string(g: &Genotype) -> String {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 11 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/genimage-e5332710bd4a6328
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "28ae0f116b067054bc20e7269c42837accd7d7ec6471fff7a37c2fe01d9241fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28ae0f116b067054bc20e7269c42837accd7d7ec6471fff7a37c2fe01d9241fe", kill_on_drop: false }`
[INFO] [stdout] 28ae0f116b067054bc20e7269c42837accd7d7ec6471fff7a37c2fe01d9241fe