[INFO] cloning repository https://github.com/michabay05/nqueens [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michabay05/nqueens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichabay05%2Fnqueens", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichabay05%2Fnqueens'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a0d970704503fc129a76f91189a13e6c3a47e31f [INFO] testing michabay05/nqueens against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichabay05%2Fnqueens" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/michabay05/nqueens [INFO] finished tweaking git repo https://github.com/michabay05/nqueens [INFO] tweaked toml for git repo https://github.com/michabay05/nqueens written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/michabay05/nqueens on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/michabay05/nqueens 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] efa008acd1ff843b9a22cd98f2308beee24e4329fa50ccdb8b4e575f11745ab4 [INFO] running `Command { std: "docker" "start" "-a" "efa008acd1ff843b9a22cd98f2308beee24e4329fa50ccdb8b4e575f11745ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "efa008acd1ff843b9a22cd98f2308beee24e4329fa50ccdb8b4e575f11745ab4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efa008acd1ff843b9a22cd98f2308beee24e4329fa50ccdb8b4e575f11745ab4", kill_on_drop: false }` [INFO] [stdout] efa008acd1ff843b9a22cd98f2308beee24e4329fa50ccdb8b4e575f11745ab4 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 46a6d88fec2404ec27afa412dfb9703838fb11ed1667c0ace3078f8478e937d1 [INFO] running `Command { std: "docker" "start" "-a" "46a6d88fec2404ec27afa412dfb9703838fb11ed1667c0ace3078f8478e937d1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.139 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling getrandom v0.2.8 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling nqueens v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/attack.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut r: i8 = start_row; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/attack.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut c: i8 = start_col; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/attack.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | let mut r: i8 = start_row; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/attack.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut c: i8 = start_col; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/population.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | for i in 0..POPULATION_COUNT { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `el` [INFO] [stdout] --> src/population.rs:198:17 [INFO] [stdout] | [INFO] [stdout] 198 | for (i, el) in self.elements.iter().enumerate() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_el` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `randomized_new` and `print_genes` are never used [INFO] [stdout] --> src/dna.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl DNA { [INFO] [stdout] | -------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn randomized_new() -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn print_genes(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `mutate_rate` is never read [INFO] [stdout] --> src/population.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Population { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | mutate_rate: f32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `print_mating_pool`, `print_mating_pool_count`, `print_elements`, and `print_fitness` are never used [INFO] [stdout] --> src/population.rs:191:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl Population { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 191 | pub fn print_mating_pool(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | pub fn print_mating_pool_count(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | pub fn print_elements(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 214 | pub fn print_fitness(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.05s [INFO] running `Command { std: "docker" "inspect" "46a6d88fec2404ec27afa412dfb9703838fb11ed1667c0ace3078f8478e937d1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "46a6d88fec2404ec27afa412dfb9703838fb11ed1667c0ace3078f8478e937d1", kill_on_drop: false }` [INFO] [stdout] 46a6d88fec2404ec27afa412dfb9703838fb11ed1667c0ace3078f8478e937d1 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 83fa8912ae30d7993c3777d87d5ba838587114b120251709ae8588b70e3867e3 [INFO] running `Command { std: "docker" "start" "-a" "83fa8912ae30d7993c3777d87d5ba838587114b120251709ae8588b70e3867e3", kill_on_drop: false }` [INFO] [stderr] Compiling nqueens v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/attack.rs:44:13 [INFO] [stdout] | [INFO] [stdout] 44 | let mut r: i8 = start_row; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/attack.rs:45:13 [INFO] [stdout] | [INFO] [stdout] 45 | let mut c: i8 = start_col; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `r` is never read [INFO] [stdout] --> src/attack.rs:101:13 [INFO] [stdout] | [INFO] [stdout] 101 | let mut r: i8 = start_row; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `c` is never read [INFO] [stdout] --> src/attack.rs:102:13 [INFO] [stdout] | [INFO] [stdout] 102 | let mut c: i8 = start_col; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/population.rs:69:13 [INFO] [stdout] | [INFO] [stdout] 69 | for i in 0..POPULATION_COUNT { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `el` [INFO] [stdout] --> src/population.rs:198:17 [INFO] [stdout] | [INFO] [stdout] 198 | for (i, el) in self.elements.iter().enumerate() { [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_el` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `randomized_new` and `print_genes` are never used [INFO] [stdout] --> src/dna.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl DNA { [INFO] [stdout] | -------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 25 | pub fn randomized_new() -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | pub fn print_genes(&self) { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `mutate_rate` is never read [INFO] [stdout] --> src/population.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct Population { [INFO] [stdout] | ---------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 15 | mutate_rate: f32, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `print_mating_pool`, `print_mating_pool_count`, `print_elements`, and `print_fitness` are never used [INFO] [stdout] --> src/population.rs:191:12 [INFO] [stdout] | [INFO] [stdout] 31 | impl Population { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] ... [INFO] [stdout] 191 | pub fn print_mating_pool(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 196 | pub fn print_mating_pool_count(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 208 | pub fn print_elements(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 214 | pub fn print_fitness(&self) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s [INFO] running `Command { std: "docker" "inspect" "83fa8912ae30d7993c3777d87d5ba838587114b120251709ae8588b70e3867e3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "83fa8912ae30d7993c3777d87d5ba838587114b120251709ae8588b70e3867e3", kill_on_drop: false }` [INFO] [stdout] 83fa8912ae30d7993c3777d87d5ba838587114b120251709ae8588b70e3867e3 [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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 906a1b3809ed13239dcd6b22e8da3f3e92d44e28168330254f8cc6bcd8af3088 [INFO] running `Command { std: "docker" "start" "-a" "906a1b3809ed13239dcd6b22e8da3f3e92d44e28168330254f8cc6bcd8af3088", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `r` is never read [INFO] [stderr] --> src/attack.rs:44:13 [INFO] [stderr] | [INFO] [stderr] 44 | let mut r: i8 = start_row; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/attack.rs:45:13 [INFO] [stderr] | [INFO] [stderr] 45 | let mut c: i8 = start_col; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `r` is never read [INFO] [stderr] --> src/attack.rs:101:13 [INFO] [stderr] | [INFO] [stderr] 101 | let mut r: i8 = start_row; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: value assigned to `c` is never read [INFO] [stderr] --> src/attack.rs:102:13 [INFO] [stderr] | [INFO] [stderr] 102 | let mut c: i8 = start_col; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/population.rs:69:13 [INFO] [stderr] | [INFO] [stderr] 69 | for i in 0..POPULATION_COUNT { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `el` [INFO] [stderr] --> src/population.rs:198:17 [INFO] [stderr] | [INFO] [stderr] 198 | for (i, el) in self.elements.iter().enumerate() { [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_el` [INFO] [stderr] [INFO] [stderr] warning: associated items `randomized_new` and `print_genes` are never used [INFO] [stderr] --> src/dna.rs:25:12 [INFO] [stderr] | [INFO] [stderr] 14 | impl DNA { [INFO] [stderr] | -------- associated items in this implementation [INFO] [stderr] ... [INFO] [stderr] 25 | pub fn randomized_new() -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 70 | pub fn print_genes(&self) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: field `mutate_rate` is never read [INFO] [stderr] --> src/population.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 9 | pub struct Population { [INFO] [stderr] | ---------- field in this struct [INFO] [stderr] ... [INFO] [stderr] 15 | mutate_rate: f32, [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: methods `print_mating_pool`, `print_mating_pool_count`, `print_elements`, and `print_fitness` are never used [INFO] [stderr] --> src/population.rs:191:12 [INFO] [stderr] | [INFO] [stderr] 31 | impl Population { [INFO] [stderr] | --------------- methods in this implementation [INFO] [stderr] ... [INFO] [stderr] 191 | pub fn print_mating_pool(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 196 | pub fn print_mating_pool_count(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 208 | pub fn print_elements(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 214 | pub fn print_fitness(&self) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `nqueens` (bin "nqueens" test) generated 9 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/nqueens-d038df3f551f003e) [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" "906a1b3809ed13239dcd6b22e8da3f3e92d44e28168330254f8cc6bcd8af3088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "906a1b3809ed13239dcd6b22e8da3f3e92d44e28168330254f8cc6bcd8af3088", kill_on_drop: false }` [INFO] [stdout] 906a1b3809ed13239dcd6b22e8da3f3e92d44e28168330254f8cc6bcd8af3088