[INFO] cloning repository https://github.com/AJTJ/min_heap_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AJTJ/min_heap_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Fmin_heap_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Fmin_heap_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 29172033f237f8e43a91458b81fa126ad79d8e46 [INFO] testing AJTJ/min_heap_rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAJTJ%2Fmin_heap_rust" "/workspace/builds/worker-14/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/AJTJ/min_heap_rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/AJTJ/min_heap_rust [INFO] finished tweaking git repo https://github.com/AJTJ/min_heap_rust [INFO] tweaked toml for git repo https://github.com/AJTJ/min_heap_rust written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate git repo https://github.com/AJTJ/min_heap_rust already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4be592f1463862fcf403889a036196ae70093d515ed3cb24a45a0750ba9ac91c [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" "4be592f1463862fcf403889a036196ae70093d515ed3cb24a45a0750ba9ac91c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4be592f1463862fcf403889a036196ae70093d515ed3cb24a45a0750ba9ac91c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4be592f1463862fcf403889a036196ae70093d515ed3cb24a45a0750ba9ac91c", kill_on_drop: false }` [INFO] [stdout] 4be592f1463862fcf403889a036196ae70093d515ed3cb24a45a0750ba9ac91c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be23e7005185a2d7367250aab3001805fbcca258cb5771fbde9d0081b58aa226 [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" "be23e7005185a2d7367250aab3001805fbcca258cb5771fbde9d0081b58aa226", kill_on_drop: false }` [INFO] [stderr] Compiling min_heap_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/main.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | let mut items: Vec = Vec::with_capacity(capacity); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/main.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut size = 0; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut capacity = 3; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | let mut items: Vec = Vec::with_capacity(capacity); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let mut size = 0; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | let mut other_capacity = 10; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_parent_index` [INFO] [stdout] --> src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn get_parent_index(child_index: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `has_right_child` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn has_right_child(parent_index: usize, size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `has_parent` [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn has_parent(el_index: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parent` [INFO] [stdout] --> src/main.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn parent(el_index: usize, items: &Vec) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ensure_extra_capacity` [INFO] [stdout] --> src/main.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn ensure_extra_capacity(capacity: &mut usize, items: &mut Vec, size: &mut usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `peek` [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn peek(items: Vec) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/main.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn add(item: i32, capacity: &mut usize, items: &mut Vec, size: &mut usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `heapify_up` [INFO] [stdout] --> src/main.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn heapify_up(items: &mut Vec, size: &mut usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.80s [INFO] running `Command { std: "docker" "inspect" "be23e7005185a2d7367250aab3001805fbcca258cb5771fbde9d0081b58aa226", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be23e7005185a2d7367250aab3001805fbcca258cb5771fbde9d0081b58aa226", kill_on_drop: false }` [INFO] [stdout] be23e7005185a2d7367250aab3001805fbcca258cb5771fbde9d0081b58aa226 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 33076ff28fa6f4f8c260b3b601e1910d4ef72c6e3027e15dd5d84d594ff8c5fb [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" "33076ff28fa6f4f8c260b3b601e1910d4ef72c6e3027e15dd5d84d594ff8c5fb", kill_on_drop: false }` [INFO] [stderr] Compiling min_heap_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `items` [INFO] [stdout] --> src/main.rs:121:13 [INFO] [stdout] | [INFO] [stdout] 121 | let mut items: Vec = Vec::with_capacity(capacity); [INFO] [stdout] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/main.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut size = 0; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:120:9 [INFO] [stdout] | [INFO] [stdout] 120 | let mut capacity = 3; [INFO] [stdout] | ----^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:121:9 [INFO] [stdout] | [INFO] [stdout] 121 | let mut items: Vec = Vec::with_capacity(capacity); [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 122 | let mut size = 0; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:142:9 [INFO] [stdout] | [INFO] [stdout] 142 | let mut other_capacity = 10; [INFO] [stdout] | ----^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `get_parent_index` [INFO] [stdout] --> src/main.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn get_parent_index(child_index: usize) -> Option { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `has_right_child` [INFO] [stdout] --> src/main.rs:22:4 [INFO] [stdout] | [INFO] [stdout] 22 | fn has_right_child(parent_index: usize, size: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `has_parent` [INFO] [stdout] --> src/main.rs:25:4 [INFO] [stdout] | [INFO] [stdout] 25 | fn has_parent(el_index: usize) -> bool { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `parent` [INFO] [stdout] --> src/main.rs:40:4 [INFO] [stdout] | [INFO] [stdout] 40 | fn parent(el_index: usize, items: &Vec) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `ensure_extra_capacity` [INFO] [stdout] --> src/main.rs:54:4 [INFO] [stdout] | [INFO] [stdout] 54 | fn ensure_extra_capacity(capacity: &mut usize, items: &mut Vec, size: &mut usize) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `peek` [INFO] [stdout] --> src/main.rs:63:4 [INFO] [stdout] | [INFO] [stdout] 63 | fn peek(items: Vec) -> Option { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `add` [INFO] [stdout] --> src/main.rs:93:4 [INFO] [stdout] | [INFO] [stdout] 93 | fn add(item: i32, capacity: &mut usize, items: &mut Vec, size: &mut usize) { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `heapify_up` [INFO] [stdout] --> src/main.rs:100:4 [INFO] [stdout] | [INFO] [stdout] 100 | fn heapify_up(items: &mut Vec, size: &mut usize) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `Command { std: "docker" "inspect" "33076ff28fa6f4f8c260b3b601e1910d4ef72c6e3027e15dd5d84d594ff8c5fb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "33076ff28fa6f4f8c260b3b601e1910d4ef72c6e3027e15dd5d84d594ff8c5fb", kill_on_drop: false }` [INFO] [stdout] 33076ff28fa6f4f8c260b3b601e1910d4ef72c6e3027e15dd5d84d594ff8c5fb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 390c26ec39a8e9b562ec3f3e28e5a0f3419ff3b884569f4fbf6886f4473d1ed9 [INFO] running `Command { std: "docker" "start" "-a" "390c26ec39a8e9b562ec3f3e28e5a0f3419ff3b884569f4fbf6886f4473d1ed9", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused variable: `items` [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/main.rs:121:13 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 121 | let mut items: Vec = Vec::with_capacity(capacity); [INFO] [stdout] [INFO] [stderr] | ^^^^^ help: if this is intentional, prefix it with an underscore: `_items` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/main.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | let mut size = 0; [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:120:9 [INFO] [stderr] | [INFO] [stderr] 120 | let mut capacity = 3; [INFO] [stderr] | ----^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:121:9 [INFO] [stderr] | [INFO] [stderr] 121 | let mut items: Vec = Vec::with_capacity(capacity); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:122:9 [INFO] [stderr] | [INFO] [stderr] 122 | let mut size = 0; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:142:9 [INFO] [stderr] | [INFO] [stderr] 142 | let mut other_capacity = 10; [INFO] [stderr] | ----^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: function is never used: `get_parent_index` [INFO] [stderr] --> src/main.rs:11:4 [INFO] [stderr] | [INFO] [stderr] 11 | fn get_parent_index(child_index: usize) -> Option { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `has_right_child` [INFO] [stderr] --> src/main.rs:22:4 [INFO] [stderr] | [INFO] [stderr] 22 | fn has_right_child(parent_index: usize, size: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `has_parent` [INFO] [stderr] --> src/main.rs:25:4 [INFO] [stderr] | [INFO] [stderr] 25 | fn has_parent(el_index: usize) -> bool { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `parent` [INFO] [stderr] --> src/main.rs:40:4 [INFO] [stderr] | [INFO] [stderr] 40 | fn parent(el_index: usize, items: &Vec) -> Option { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ensure_extra_capacity` [INFO] [stderr] --> src/main.rs:54:4 [INFO] [stderr] | [INFO] [stderr] 54 | fn ensure_extra_capacity(capacity: &mut usize, items: &mut Vec, size: &mut usize) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `peek` [INFO] [stderr] --> src/main.rs:63:4 [INFO] [stderr] | [INFO] [stderr] 63 | fn peek(items: Vec) -> Option { [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `add` [INFO] [stderr] --> src/main.rs:93:4 [INFO] [stderr] | [INFO] [stderr] 93 | fn add(item: i32, capacity: &mut usize, items: &mut Vec, size: &mut usize) { [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `heapify_up` [INFO] [stderr] --> src/main.rs:100:4 [INFO] [stderr] | [INFO] [stderr] 100 | fn heapify_up(items: &mut Vec, size: &mut usize) { [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `min_heap_rust` (bin "min_heap_rust" test) generated 14 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/min_heap_rust-f5e5f77d1c77ff20) [INFO] running `Command { std: "docker" "inspect" "390c26ec39a8e9b562ec3f3e28e5a0f3419ff3b884569f4fbf6886f4473d1ed9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "390c26ec39a8e9b562ec3f3e28e5a0f3419ff3b884569f4fbf6886f4473d1ed9", kill_on_drop: false }` [INFO] [stdout] 390c26ec39a8e9b562ec3f3e28e5a0f3419ff3b884569f4fbf6886f4473d1ed9