[INFO] fetching crate asankov-rust-fundamentals 0.1.1...
[INFO] checking asankov-rust-fundamentals-0.1.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate asankov-rust-fundamentals 0.1.1 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate asankov-rust-fundamentals 0.1.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asankov-rust-fundamentals 0.1.1
[INFO] finished tweaking crates.io crate asankov-rust-fundamentals 0.1.1
[INFO] tweaked toml for crates.io crate asankov-rust-fundamentals 0.1.1 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate asankov-rust-fundamentals 0.1.1 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d90c76dfc7dc6cf290b5d2a84ffe3ce7aff2cfd7846d2cd0d21e9ecd6d5df3e2
[INFO] running `Command { std: "docker" "start" "-a" "d90c76dfc7dc6cf290b5d2a84ffe3ce7aff2cfd7846d2cd0d21e9ecd6d5df3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d90c76dfc7dc6cf290b5d2a84ffe3ce7aff2cfd7846d2cd0d21e9ecd6d5df3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d90c76dfc7dc6cf290b5d2a84ffe3ce7aff2cfd7846d2cd0d21e9ecd6d5df3e2", kill_on_drop: false }`
[INFO] [stdout] d90c76dfc7dc6cf290b5d2a84ffe3ce7aff2cfd7846d2cd0d21e9ecd6d5df3e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f259fdc86e1c1c76dfe120bf0951c8080d50171ca0c2f274813a5bf4dd544cd2
[INFO] running `Command { std: "docker" "start" "-a" "f259fdc86e1c1c76dfe120bf0951c8080d50171ca0c2f274813a5bf4dd544cd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[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 asankov-rust-fundamentals v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Segment` is never constructed
[INFO] [stdout]   --> main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Segment {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `distance` are never used
[INFO] [stdout]   --> main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Segment {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     fn new(start: Waypoint, end: Waypoint) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn distance(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Segment` is never constructed
[INFO] [stdout]   --> main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Segment {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `distance` are never used
[INFO] [stdout]   --> main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Segment {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     fn new(start: Waypoint, end: Waypoint) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn distance(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:63:66
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 63 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 63 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:75:66
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 75 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 75 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:63:66
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 63 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 63 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:75:66
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 75 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 75 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.88s
[INFO] running `Command { std: "docker" "inspect" "f259fdc86e1c1c76dfe120bf0951c8080d50171ca0c2f274813a5bf4dd544cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f259fdc86e1c1c76dfe120bf0951c8080d50171ca0c2f274813a5bf4dd544cd2", kill_on_drop: false }`
[INFO] [stdout] f259fdc86e1c1c76dfe120bf0951c8080d50171ca0c2f274813a5bf4dd544cd2
[INFO] checking asankov-rust-fundamentals-0.1.1 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate asankov-rust-fundamentals 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate asankov-rust-fundamentals 0.1.1 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate asankov-rust-fundamentals 0.1.1
[INFO] finished tweaking crates.io crate asankov-rust-fundamentals 0.1.1
[INFO] tweaked toml for crates.io crate asankov-rust-fundamentals 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate asankov-rust-fundamentals 0.1.1 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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 073eb3c38a9b550337e6aee7e84ddfdcfce19e233e36a7a4f19746c6851ea16d
[INFO] running `Command { std: "docker" "start" "-a" "073eb3c38a9b550337e6aee7e84ddfdcfce19e233e36a7a4f19746c6851ea16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "073eb3c38a9b550337e6aee7e84ddfdcfce19e233e36a7a4f19746c6851ea16d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "073eb3c38a9b550337e6aee7e84ddfdcfce19e233e36a7a4f19746c6851ea16d", kill_on_drop: false }`
[INFO] [stdout] 073eb3c38a9b550337e6aee7e84ddfdcfce19e233e36a7a4f19746c6851ea16d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0ff7f067e05b1cf693bf3d53fdad898346de5da23b1aea8b4c016f85399eaa
[INFO] running `Command { std: "docker" "start" "-a" "3c0ff7f067e05b1cf693bf3d53fdad898346de5da23b1aea8b4c016f85399eaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[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 asankov-rust-fundamentals v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Segment` is never constructed
[INFO] [stdout]   --> main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Segment {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `distance` are never used
[INFO] [stdout]   --> main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Segment {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     fn new(start: Waypoint, end: Waypoint) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn distance(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:63:66
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 63 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 63 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:75:66
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 75 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 75 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Segment` is never constructed
[INFO] [stdout]   --> main.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | struct Segment {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `distance` are never used
[INFO] [stdout]   --> main.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Segment {
[INFO] [stdout]    | ------------ associated items in this implementation
[INFO] [stdout] 27 |     fn new(start: Waypoint, end: Waypoint) -> Self {
[INFO] [stdout]    |        ^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     fn distance(&self) -> f32 {
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:63:66
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout]    = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 63 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 63 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]   --> main.rs:75:66
[INFO] [stdout]    |
[INFO] [stdout] 75 |                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout]    |                                                                  ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the type `Waypoint` does not implement `Clone`, so calling `clone` on `&Waypoint` copies the reference, which does not do anything and can be removed
[INFO] [stdout] help: remove this redundant call
[INFO] [stdout]    |
[INFO] [stdout] 75 -                 previous_waypoint = Option::from(current_waypoint.clone());
[INFO] [stdout] 75 +                 previous_waypoint = Option::from(current_waypoint);
[INFO] [stdout]    |
[INFO] [stdout] help: if you meant to clone `Waypoint`, implement `Clone` for it
[INFO] [stdout]    |
[INFO] [stdout] 5  + #[derive(Clone)]
[INFO] [stdout] 6  | struct Waypoint {
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.17s
[INFO] running `Command { std: "docker" "inspect" "3c0ff7f067e05b1cf693bf3d53fdad898346de5da23b1aea8b4c016f85399eaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0ff7f067e05b1cf693bf3d53fdad898346de5da23b1aea8b4c016f85399eaa", kill_on_drop: false }`
[INFO] [stdout] 3c0ff7f067e05b1cf693bf3d53fdad898346de5da23b1aea8b4c016f85399eaa
