[INFO] cloning repository https://github.com/mhn1991/BinaryTree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhn1991/BinaryTree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhn1991%2FBinaryTree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhn1991%2FBinaryTree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7656902817f6da21bcc0d08e9f5b6266d92d2521 [INFO] testing mhn1991/BinaryTree against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhn1991%2FBinaryTree" "/workspace/builds/worker-61/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-61/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mhn1991/BinaryTree 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/mhn1991/BinaryTree [INFO] finished tweaking git repo https://github.com/mhn1991/BinaryTree [INFO] tweaked toml for git repo https://github.com/mhn1991/BinaryTree written to /workspace/builds/worker-61/source/Cargo.toml [INFO] crate git repo https://github.com/mhn1991/BinaryTree 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] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 9f2c5e67c0782ea866032b5b62cf98376fdef1a2e81eabb45203de2adf0d54d8 [INFO] running `Command { std: "docker" "start" "-a" "9f2c5e67c0782ea866032b5b62cf98376fdef1a2e81eabb45203de2adf0d54d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f2c5e67c0782ea866032b5b62cf98376fdef1a2e81eabb45203de2adf0d54d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f2c5e67c0782ea866032b5b62cf98376fdef1a2e81eabb45203de2adf0d54d8", kill_on_drop: false }` [INFO] [stdout] 9f2c5e67c0782ea866032b5b62cf98376fdef1a2e81eabb45203de2adf0d54d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] 8722a839543346c24ca5159e739f2d12148833515d34010f014534515dabb6cd [INFO] running `Command { std: "docker" "start" "-a" "8722a839543346c24ca5159e739f2d12148833515d34010f014534515dabb6cd", kill_on_drop: false }` [INFO] [stderr] Compiling typed-arena v2.0.0 [INFO] [stderr] Compiling BinaryTree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | if (self.left.as_ref().unwrap().left.is_none()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - if (self.left.as_ref().unwrap().left.is_none()) { [INFO] [stdout] 67 + if self.left.as_ref().unwrap().left.is_none() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | if (self.value.unwrap() <= value) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 135 - if (self.value.unwrap() <= value) { [INFO] [stdout] 135 + if self.value.unwrap() <= value { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:136:16 [INFO] [stdout] | [INFO] [stdout] 136 | if (self.right.is_none()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - if (self.right.is_none()) { [INFO] [stdout] 136 + if self.right.is_none() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:140:16 [INFO] [stdout] | [INFO] [stdout] 140 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] | ^ [INFO] [stdout] 141 | && self.right.as_ref().unwrap().left.is_none() [INFO] [stdout] 142 | && self.right.as_ref().unwrap().right.is_none()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 140 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] 141 | && self.right.as_ref().unwrap().left.is_none() [INFO] [stdout] 142 ~ && self.right.as_ref().unwrap().right.is_none() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:147:16 [INFO] [stdout] | [INFO] [stdout] 147 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] | ^ [INFO] [stdout] 148 | && self.right.as_ref().unwrap().right.is_some()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 147 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] 148 ~ && self.right.as_ref().unwrap().right.is_some() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:155:16 [INFO] [stdout] | [INFO] [stdout] 155 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] | ^ [INFO] [stdout] 156 | && self.right.as_ref().unwrap().left.is_some()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 155 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] 156 ~ && self.right.as_ref().unwrap().left.is_some() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `BinaryTree` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `binary_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `findMin` should have a snake case name [INFO] [stdout] --> src/main.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | fn findMin(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `find_min` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.00s [INFO] running `Command { std: "docker" "inspect" "8722a839543346c24ca5159e739f2d12148833515d34010f014534515dabb6cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8722a839543346c24ca5159e739f2d12148833515d34010f014534515dabb6cd", kill_on_drop: false }` [INFO] [stdout] 8722a839543346c24ca5159e739f2d12148833515d34010f014534515dabb6cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] aa12b099f14a320f0571d63d94dc3d54901da8c7d8065a87964dd8a84b43f669 [INFO] running `Command { std: "docker" "start" "-a" "aa12b099f14a320f0571d63d94dc3d54901da8c7d8065a87964dd8a84b43f669", kill_on_drop: false }` [INFO] [stderr] Compiling BinaryTree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:67:12 [INFO] [stdout] | [INFO] [stdout] 67 | if (self.left.as_ref().unwrap().left.is_none()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 67 - if (self.left.as_ref().unwrap().left.is_none()) { [INFO] [stdout] 67 + if self.left.as_ref().unwrap().left.is_none() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:135:12 [INFO] [stdout] | [INFO] [stdout] 135 | if (self.value.unwrap() <= value) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 135 - if (self.value.unwrap() <= value) { [INFO] [stdout] 135 + if self.value.unwrap() <= value { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:136:16 [INFO] [stdout] | [INFO] [stdout] 136 | if (self.right.is_none()) { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - if (self.right.is_none()) { [INFO] [stdout] 136 + if self.right.is_none() { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:140:16 [INFO] [stdout] | [INFO] [stdout] 140 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] | ^ [INFO] [stdout] 141 | && self.right.as_ref().unwrap().left.is_none() [INFO] [stdout] 142 | && self.right.as_ref().unwrap().right.is_none()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 140 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] 141 | && self.right.as_ref().unwrap().left.is_none() [INFO] [stdout] 142 ~ && self.right.as_ref().unwrap().right.is_none() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:147:16 [INFO] [stdout] | [INFO] [stdout] 147 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] | ^ [INFO] [stdout] 148 | && self.right.as_ref().unwrap().right.is_some()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 147 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] 148 ~ && self.right.as_ref().unwrap().right.is_some() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around `if` condition [INFO] [stdout] --> src/main.rs:155:16 [INFO] [stdout] | [INFO] [stdout] 155 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] | ^ [INFO] [stdout] 156 | && self.right.as_ref().unwrap().left.is_some()) [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 155 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stdout] 156 ~ && self.right.as_ref().unwrap().left.is_some() [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate `BinaryTree` should have a snake case name [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] = help: convert the identifier to snake case: `binary_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `findMin` should have a snake case name [INFO] [stdout] --> src/main.rs:64:8 [INFO] [stdout] | [INFO] [stdout] 64 | fn findMin(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `find_min` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.51s [INFO] running `Command { std: "docker" "inspect" "aa12b099f14a320f0571d63d94dc3d54901da8c7d8065a87964dd8a84b43f669", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aa12b099f14a320f0571d63d94dc3d54901da8c7d8065a87964dd8a84b43f669", kill_on_drop: false }` [INFO] [stdout] aa12b099f14a320f0571d63d94dc3d54901da8c7d8065a87964dd8a84b43f669 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-61/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] [stdout] 1de968f79ad9843f0b048ddd4b9abac70b0b99349aa7b856ab54d9bc668d93f5 [INFO] running `Command { std: "docker" "start" "-a" "1de968f79ad9843f0b048ddd4b9abac70b0b99349aa7b856ab54d9bc668d93f5", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:67:12 [INFO] [stderr] | [INFO] [stderr] 67 | if (self.left.as_ref().unwrap().left.is_none()) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 67 - if (self.left.as_ref().unwrap().left.is_none()) { [INFO] [stderr] 67 + if self.left.as_ref().unwrap().left.is_none() { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:135:12 [INFO] [stderr] | [INFO] [stderr] 135 | if (self.value.unwrap() <= value) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 135 - if (self.value.unwrap() <= value) { [INFO] [stderr] 135 + if self.value.unwrap() <= value { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:136:16 [INFO] [stderr] | [INFO] [stderr] 136 | if (self.right.is_none()) { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 136 - if (self.right.is_none()) { [INFO] [stderr] 136 + if self.right.is_none() { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:140:16 [INFO] [stderr] | [INFO] [stderr] 140 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stderr] | ^ [INFO] [stderr] 141 | && self.right.as_ref().unwrap().left.is_none() [INFO] [stderr] 142 | && self.right.as_ref().unwrap().right.is_none()) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 140 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stderr] 141 | && self.right.as_ref().unwrap().left.is_none() [INFO] [stderr] 142 ~ && self.right.as_ref().unwrap().right.is_none() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:147:16 [INFO] [stderr] | [INFO] [stderr] 147 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stderr] | ^ [INFO] [stderr] 148 | && self.right.as_ref().unwrap().right.is_some()) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 147 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stderr] 148 ~ && self.right.as_ref().unwrap().right.is_some() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around `if` condition [INFO] [stderr] --> src/main.rs:155:16 [INFO] [stderr] | [INFO] [stderr] 155 | if (self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stderr] | ^ [INFO] [stderr] 156 | && self.right.as_ref().unwrap().left.is_some()) [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 155 ~ if self.right.as_ref().unwrap().value.unwrap() == value [INFO] [stderr] 156 ~ && self.right.as_ref().unwrap().left.is_some() [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: crate `BinaryTree` should have a snake case name [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] = help: convert the identifier to snake case: `binary_tree` [INFO] [stderr] [INFO] [stderr] warning: method `findMin` should have a snake case name [INFO] [stderr] --> src/main.rs:64:8 [INFO] [stderr] | [INFO] [stderr] 64 | fn findMin(&mut self) -> Option { [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `find_min` [INFO] [stderr] [INFO] [stderr] warning: `BinaryTree` (bin "BinaryTree" test) generated 8 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/BinaryTree-fcdae831cc753a81) [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" "1de968f79ad9843f0b048ddd4b9abac70b0b99349aa7b856ab54d9bc668d93f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1de968f79ad9843f0b048ddd4b9abac70b0b99349aa7b856ab54d9bc668d93f5", kill_on_drop: false }` [INFO] [stdout] 1de968f79ad9843f0b048ddd4b9abac70b0b99349aa7b856ab54d9bc668d93f5