[INFO] cloning repository https://github.com/fr3akX/visonic-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fr3akX/visonic-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffr3akX%2Fvisonic-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffr3akX%2Fvisonic-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f70fffe59a9f2451e256fa6761056807600957bb
[INFO] checking fr3akX/visonic-rs against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffr3akX%2Fvisonic-rs" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fr3akX/visonic-rs
[INFO] finished tweaking git repo https://github.com/fr3akX/visonic-rs
[INFO] tweaked toml for git repo https://github.com/fr3akX/visonic-rs written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fr3akX/visonic-rs on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fr3akX/visonic-rs 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f8264f9961fd14e7153ad23fbd004d086e4c1d4bcdaf4e6a74640d5c41b2df5
[INFO] running `Command { std: "docker" "start" "-a" "0f8264f9961fd14e7153ad23fbd004d086e4c1d4bcdaf4e6a74640d5c41b2df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f8264f9961fd14e7153ad23fbd004d086e4c1d4bcdaf4e6a74640d5c41b2df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8264f9961fd14e7153ad23fbd004d086e4c1d4bcdaf4e6a74640d5c41b2df5", kill_on_drop: false }`
[INFO] [stdout] 0f8264f9961fd14e7153ad23fbd004d086e4c1d4bcdaf4e6a74640d5c41b2df5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87550d0c72c405a8a55e12aa381e4ddd0b3b3ce9a9bdba886f7b5f96e08ca358
[INFO] running `Command { std: "docker" "start" "-a" "87550d0c72c405a8a55e12aa381e4ddd0b3b3ce9a9bdba886f7b5f96e08ca358", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
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[INFO] [stderr]    Compiling futures-task v0.3.21
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[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking tracing v0.1.30
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
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[INFO] [stderr]    Compiling clap_derive v3.0.14
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[INFO] [stdout] warning: field `partition` is never read
[INFO] [stdout]   --> src/visonic/visonic.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Visonic {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub partition: i8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Visonic` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `state`, `status`, and `ready` are never read
[INFO] [stdout]    --> src/visonic/visonic.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub struct Partition {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 165 |     pub id: u16,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 166 |     pub state: State,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 167 |     pub status: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 168 |     pub ready: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Partition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partitions` is never read
[INFO] [stdout]    --> src/visonic/visonic.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct ResStatus {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 173 |     pub connected: bool,
[INFO] [stdout] 174 |     pub partitions: Vec<Partition>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token` and `error` are never read
[INFO] [stdout]    --> src/visonic/visonic.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct ResProcessStatus {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] 190 |     pub token: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 191 |     pub status: String,
[INFO] [stdout] 192 |     pub error: Option<String>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResProcessStatus` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     #[clap(short, long)]
[INFO] [stdout] 17 | |     config: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partition` is never read
[INFO] [stdout]   --> src/visonic/visonic.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | pub struct Visonic {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 16 |     pub partition: i8,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Visonic` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `id`, `state`, `status`, and `ready` are never read
[INFO] [stdout]    --> src/visonic/visonic.rs:165:9
[INFO] [stdout]     |
[INFO] [stdout] 164 | pub struct Partition {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 165 |     pub id: u16,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 166 |     pub state: State,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 167 |     pub status: String,
[INFO] [stdout]     |         ^^^^^^
[INFO] [stdout] 168 |     pub ready: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Partition` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `partitions` is never read
[INFO] [stdout]    --> src/visonic/visonic.rs:174:9
[INFO] [stdout]     |
[INFO] [stdout] 172 | pub struct ResStatus {
[INFO] [stdout]     |            --------- field in this struct
[INFO] [stdout] 173 |     pub connected: bool,
[INFO] [stdout] 174 |     pub partitions: Vec<Partition>,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `token` and `error` are never read
[INFO] [stdout]    --> src/visonic/visonic.rs:190:9
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub struct ResProcessStatus {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] 190 |     pub token: String,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 191 |     pub status: String,
[INFO] [stdout] 192 |     pub error: Option<String>,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ResProcessStatus` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | /     #[clap(short, long)]
[INFO] [stdout] 17 | |     config: String,
[INFO] [stdout]    | |__________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `visonic` (bin "visonic" test) due to 1 previous error; 4 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `visonic` (bin "visonic") due to 1 previous error; 4 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "87550d0c72c405a8a55e12aa381e4ddd0b3b3ce9a9bdba886f7b5f96e08ca358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87550d0c72c405a8a55e12aa381e4ddd0b3b3ce9a9bdba886f7b5f96e08ca358", kill_on_drop: false }`
[INFO] [stdout] 87550d0c72c405a8a55e12aa381e4ddd0b3b3ce9a9bdba886f7b5f96e08ca358
