[INFO] cloning repository https://github.com/SamanNsr/genetic-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SamanNsr/genetic-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamanNsr%2Fgenetic-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamanNsr%2Fgenetic-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ef5446abd206bdf5f0cb1795388c06dfd01e1a1a
[INFO] checking SamanNsr/genetic-rs/ef5446abd206bdf5f0cb1795388c06dfd01e1a1a against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSamanNsr%2Fgenetic-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SamanNsr/genetic-rs on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SamanNsr/genetic-rs
[INFO] finished tweaking git repo https://github.com/SamanNsr/genetic-rs
[INFO] tweaked toml for git repo https://github.com/SamanNsr/genetic-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/SamanNsr/genetic-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b54714ff798f57c2521d008420a668f825cb0fcd7eee34e91b1eebf6464ae744
[INFO] running `Command { std: "docker" "start" "-a" "b54714ff798f57c2521d008420a668f825cb0fcd7eee34e91b1eebf6464ae744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b54714ff798f57c2521d008420a668f825cb0fcd7eee34e91b1eebf6464ae744", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b54714ff798f57c2521d008420a668f825cb0fcd7eee34e91b1eebf6464ae744", kill_on_drop: false }`
[INFO] [stdout] b54714ff798f57c2521d008420a668f825cb0fcd7eee34e91b1eebf6464ae744
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b645a4e6430515527034f748e771782afb8da331dd26da92af4d58c08ac22e57
[INFO] running `Command { std: "docker" "start" "-a" "b645a4e6430515527034f748e771782afb8da331dd26da92af4d58c08ac22e57", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking genetic-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand_chacha::rand_core::RngCore`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand_chacha::rand_core::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::chromosome::Chromosome`
[INFO] [stdout]  --> src/genetic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::chromosome::Chromosome;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `rand_chacha::rand_core::RngCore`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand_chacha::rand_core::RngCore;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::chromosome::Chromosome`
[INFO] [stdout]  --> src/genetic.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use crate::chromosome::Chromosome;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_number`
[INFO] [stdout]   --> src/crossover/one_point.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let random_number = rng.gen::<f32>();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `random_number`
[INFO] [stdout]   --> src/crossover/one_point.rs:26:13
[INFO] [stdout]    |
[INFO] [stdout] 26 |         let random_number = rng.gen::<f32>();
[INFO] [stdout]    |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_random_number`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chromosome`
[INFO] [stdout]    --> src/main.rs:104:36
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Self::WithChromosome { chromosome } => {
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: try ignoring the field: `chromosome: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `WithFitness` is never constructed
[INFO] [stdout]   --> src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | enum OPIndividual {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 65 |     WithChromosome { chromosome: Chromosome },
[INFO] [stdout] 66 |     WithFitness { fitness: f32 },
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OPIndividual` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl OPIndividual {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 70 |     fn new(fitness: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `median_fitness` is never read
[INFO] [stdout]  --> src/statistics.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Statistics {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     median_fitness: f32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `median_fitness` is never used
[INFO] [stdout]   --> src/statistics.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Statistics {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn median_fitness(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `chromosome`
[INFO] [stdout]    --> src/main.rs:104:36
[INFO] [stdout]     |
[INFO] [stdout] 104 |             Self::WithChromosome { chromosome } => {
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: try ignoring the field: `chromosome: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `WithFitness` is never constructed
[INFO] [stdout]   --> src/main.rs:66:5
[INFO] [stdout]    |
[INFO] [stdout] 64 | enum OPIndividual {
[INFO] [stdout]    |      ------------ variant in this enum
[INFO] [stdout] 65 |     WithChromosome { chromosome: Chromosome },
[INFO] [stdout] 66 |     WithFitness { fitness: f32 },
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OPIndividual` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/main.rs:70:8
[INFO] [stdout]    |
[INFO] [stdout] 69 | impl OPIndividual {
[INFO] [stdout]    | ----------------- associated function in this implementation
[INFO] [stdout] 70 |     fn new(fitness: f32) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `median_fitness` is never read
[INFO] [stdout]  --> src/statistics.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Statistics {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 8 |     median_fitness: f32,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `median_fitness` is never used
[INFO] [stdout]   --> src/statistics.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl Statistics {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 56 |     pub fn median_fitness(&self) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "b645a4e6430515527034f748e771782afb8da331dd26da92af4d58c08ac22e57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b645a4e6430515527034f748e771782afb8da331dd26da92af4d58c08ac22e57", kill_on_drop: false }`
[INFO] [stdout] b645a4e6430515527034f748e771782afb8da331dd26da92af4d58c08ac22e57