[INFO] cloning repository https://github.com/albee-official/rust-defense-control
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/albee-official/rust-defense-control" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbee-official%2Frust-defense-control", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbee-official%2Frust-defense-control'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] aeb47bc7d6bbcdcc44f75148403189b96545995f
[INFO] checking albee-official/rust-defense-control against master#cb40c25f6aebb637163d26bf76a680ed6e5d1eda for pr-156157-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falbee-official%2Frust-defense-control" "/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/albee-official/rust-defense-control
[INFO] finished tweaking git repo https://github.com/albee-official/rust-defense-control
[INFO] tweaked toml for git repo https://github.com/albee-official/rust-defense-control written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/albee-official/rust-defense-control on toolchain cb40c25f6aebb637163d26bf76a680ed6e5d1eda
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/albee-official/rust-defense-control 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" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "eee93af8a262752193e6124f33bb2f31ad17a302354ebf30028c4c7347db7574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eee93af8a262752193e6124f33bb2f31ad17a302354ebf30028c4c7347db7574", kill_on_drop: false }`
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[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cb40c25f6aebb637163d26bf76a680ed6e5d1eda" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "2cdc97ba947690c13cfa862f3351b6a7ad11dbdbd4ab198cc09d7ae6b08bc3d3", kill_on_drop: false }`
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[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::DerefMut`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::ops::DerefMut;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/authorized/serial_connection.rs:159:19
[INFO] [stdout]     |
[INFO] [stdout] 159 |         if let Ok(mut guard) = self.connection.port.lock() {
[INFO] [stdout]     |                   ----^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/authorized/serial_connection.rs:159:19
[INFO] [stdout]     |
[INFO] [stdout] 159 |         if let Ok(mut guard) = self.connection.port.lock() {
[INFO] [stdout]     |                   ----^^^^^
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ValueRef` is never used
[INFO] [stdout]   --> src/data.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum ValueRef<'a, T> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `in_rc` is never used
[INFO] [stdout]  --> src/fluent/containers.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Innable<T> {
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] 7 |     fn in_arc(self) -> Arc<T>;
[INFO] [stdout] 8 |     fn in_rc(self) -> Rc<T>;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_bit_cleared`, `set_bit`, and `clear_bit` are never used
[INFO] [stdout]  --> src/fluent/bit_inspect.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait BitInspect<T> {
[INFO] [stdout]   |           ---------- methods in this trait
[INFO] [stdout] 2 |     fn is_bit_set(&self, bit: usize) -> bool;
[INFO] [stdout] 3 |     fn is_bit_cleared(&self, bit: usize) -> bool;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     fn set_bit(self, bit: usize) -> Self;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 5 |     fn clear_bit(self, bit: usize) -> Self;
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `ValueRef` is never used
[INFO] [stdout]   --> src/data.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub enum ValueRef<'a, T> {
[INFO] [stdout]    |          ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `in_rc` is never used
[INFO] [stdout]  --> src/fluent/containers.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Innable<T> {
[INFO] [stdout]   |           ------- method in this trait
[INFO] [stdout] 7 |     fn in_arc(self) -> Arc<T>;
[INFO] [stdout] 8 |     fn in_rc(self) -> Rc<T>;
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_bit_cleared`, `set_bit`, and `clear_bit` are never used
[INFO] [stdout]  --> src/fluent/bit_inspect.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub trait BitInspect<T> {
[INFO] [stdout]   |           ---------- methods in this trait
[INFO] [stdout] 2 |     fn is_bit_set(&self, bit: usize) -> bool;
[INFO] [stdout] 3 |     fn is_bit_cleared(&self, bit: usize) -> bool;
[INFO] [stdout]   |        ^^^^^^^^^^^^^^
[INFO] [stdout] 4 |     fn set_bit(self, bit: usize) -> Self;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 5 |     fn clear_bit(self, bit: usize) -> Self;
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 data.api.send_lock_back_door();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 let _ = data.api.send_lock_back_door();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 data.api.send_lock_front_door();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 let _ = data.api.send_lock_front_door();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:58:17
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 data.api.send_lock_back_door();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 58 |                 let _ = data.api.send_lock_back_door();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/app.rs:59:17
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 data.api.send_lock_front_door();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 59 |                 let _ = data.api.send_lock_front_door();
[INFO] [stdout]    |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 44s
[INFO] running `Command { std: "docker" "inspect" "2cdc97ba947690c13cfa862f3351b6a7ad11dbdbd4ab198cc09d7ae6b08bc3d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cdc97ba947690c13cfa862f3351b6a7ad11dbdbd4ab198cc09d7ae6b08bc3d3", kill_on_drop: false }`
[INFO] [stdout] 2cdc97ba947690c13cfa862f3351b6a7ad11dbdbd4ab198cc09d7ae6b08bc3d3
