[INFO] cloning repository https://github.com/sebdeveloper6952/rust-genetic-algorithms
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sebdeveloper6952/rust-genetic-algorithms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebdeveloper6952%2Frust-genetic-algorithms", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebdeveloper6952%2Frust-genetic-algorithms'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 33a4b7c7715e7efdd76dd1e84a99248b5b9cc2ac
[INFO] testing sebdeveloper6952/rust-genetic-algorithms against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsebdeveloper6952%2Frust-genetic-algorithms" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sebdeveloper6952/rust-genetic-algorithms on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sebdeveloper6952/rust-genetic-algorithms
[INFO] finished tweaking git repo https://github.com/sebdeveloper6952/rust-genetic-algorithms
[INFO] tweaked toml for git repo https://github.com/sebdeveloper6952/rust-genetic-algorithms written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/sebdeveloper6952/rust-genetic-algorithms already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6e3461dc3ced63bec4866f77f9e9ec3d3065e7e94c6b9fa2bce3e47b561e97
[INFO] running `Command { std: "docker" "start" "-a" "4e6e3461dc3ced63bec4866f77f9e9ec3d3065e7e94c6b9fa2bce3e47b561e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6e3461dc3ced63bec4866f77f9e9ec3d3065e7e94c6b9fa2bce3e47b561e97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6e3461dc3ced63bec4866f77f9e9ec3d3065e7e94c6b9fa2bce3e47b561e97", kill_on_drop: false }`
[INFO] [stdout] 4e6e3461dc3ced63bec4866f77f9e9ec3d3065e7e94c6b9fa2bce3e47b561e97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8a1125dd3894bedb2442b9908cce6bdbb4016a2f9c49d73eeecd177571ff063
[INFO] running `Command { std: "docker" "start" "-a" "f8a1125dd3894bedb2442b9908cce6bdbb4016a2f9c49d73eeecd177571ff063", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling genetic-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `fitness`
[INFO] [stdout]  --> src/tsp.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fitness: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chromosome`
[INFO] [stdout]  --> src/tsp.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     chromosome: Vec<u32>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tsp.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new() -> Individual {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chromosome`
[INFO] [stdout]   --> src/tsp.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn new_with_chromosome(chr: Vec<u32>) -> Individual {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fitness`
[INFO] [stdout]   --> src/tsp.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn fitness(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `crossover`
[INFO] [stdout]   --> src/tsp.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn crossover(&self, other: &Individual) -> Individual {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chr`
[INFO] [stdout]   --> src/functions_2d.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chr`
[INFO] [stdout]   --> src/functions_2d_2.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chr`
[INFO] [stdout]   --> src/functions_2d_3.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.75s
[INFO] running `Command { std: "docker" "inspect" "f8a1125dd3894bedb2442b9908cce6bdbb4016a2f9c49d73eeecd177571ff063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8a1125dd3894bedb2442b9908cce6bdbb4016a2f9c49d73eeecd177571ff063", kill_on_drop: false }`
[INFO] [stdout] f8a1125dd3894bedb2442b9908cce6bdbb4016a2f9c49d73eeecd177571ff063
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6fcc105fe7a949b8be6af162a060983006b1b5f398da9f8457b662d3d64feeb
[INFO] running `Command { std: "docker" "start" "-a" "f6fcc105fe7a949b8be6af162a060983006b1b5f398da9f8457b662d3d64feeb", kill_on_drop: false }`
[INFO] [stderr]    Compiling genetic-algorithms v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `fitness`
[INFO] [stdout]  --> src/tsp.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fitness: u32,
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `chromosome`
[INFO] [stdout]  --> src/tsp.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     chromosome: Vec<u32>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/tsp.rs:11:8
[INFO] [stdout]    |
[INFO] [stdout] 11 |     fn new() -> Individual {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chromosome`
[INFO] [stdout]   --> src/tsp.rs:32:8
[INFO] [stdout]    |
[INFO] [stdout] 32 |     fn new_with_chromosome(chr: Vec<u32>) -> Individual {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `fitness`
[INFO] [stdout]   --> src/tsp.rs:40:8
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn fitness(&mut self) {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `crossover`
[INFO] [stdout]   --> src/tsp.rs:58:8
[INFO] [stdout]    |
[INFO] [stdout] 58 |     fn crossover(&self, other: &Individual) -> Individual {
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chr`
[INFO] [stdout]   --> src/functions_2d.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chr`
[INFO] [stdout]   --> src/functions_2d_2.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_with_chr`
[INFO] [stdout]   --> src/functions_2d_3.rs:24:12
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "f6fcc105fe7a949b8be6af162a060983006b1b5f398da9f8457b662d3d64feeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6fcc105fe7a949b8be6af162a060983006b1b5f398da9f8457b662d3d64feeb", kill_on_drop: false }`
[INFO] [stdout] f6fcc105fe7a949b8be6af162a060983006b1b5f398da9f8457b662d3d64feeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10b28d5087c873d19dcd5efc5f443d6fa35a5ad870d59626783bb9c823541266
[INFO] running `Command { std: "docker" "start" "-a" "10b28d5087c873d19dcd5efc5f443d6fa35a5ad870d59626783bb9c823541266", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `fitness`
[INFO] [stderr]  --> src/tsp.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fitness: u32,
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `chromosome`
[INFO] [stderr]  --> src/tsp.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     chromosome: Vec<u32>
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/tsp.rs:11:8
[INFO] [stderr]    |
[INFO] [stderr] 11 |     fn new() -> Individual {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_chromosome`
[INFO] [stderr]   --> src/tsp.rs:32:8
[INFO] [stderr]    |
[INFO] [stderr] 32 |     fn new_with_chromosome(chr: Vec<u32>) -> Individual {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `fitness`
[INFO] [stderr]   --> src/tsp.rs:40:8
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn fitness(&mut self) {
[INFO] [stderr]    |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `crossover`
[INFO] [stderr]   --> src/tsp.rs:58:8
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn crossover(&self, other: &Individual) -> Individual {
[INFO] [stderr]    |        ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_chr`
[INFO] [stderr]   --> src/functions_2d.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_chr`
[INFO] [stderr]   --> src/functions_2d_2.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_with_chr`
[INFO] [stderr]   --> src/functions_2d_3.rs:24:12
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub fn new_with_chr(x: f64, y: f64) -> Individual2D {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `genetic-algorithms` (bin "genetic-algorithms" test) generated 9 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/genetic_algorithms-032d05a40acddbe7)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "10b28d5087c873d19dcd5efc5f443d6fa35a5ad870d59626783bb9c823541266", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b28d5087c873d19dcd5efc5f443d6fa35a5ad870d59626783bb9c823541266", kill_on_drop: false }`
[INFO] [stdout] 10b28d5087c873d19dcd5efc5f443d6fa35a5ad870d59626783bb9c823541266