[INFO] cloning repository https://github.com/prioritize/rust_gps_receiver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/prioritize/rust_gps_receiver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprioritize%2Frust_gps_receiver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprioritize%2Frust_gps_receiver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 17bc73d56b53338b186a4f89dc59eba059140968
[INFO] checking prioritize/rust_gps_receiver against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fprioritize%2Frust_gps_receiver" "/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/prioritize/rust_gps_receiver
[INFO] finished tweaking git repo https://github.com/prioritize/rust_gps_receiver
[INFO] tweaked toml for git repo https://github.com/prioritize/rust_gps_receiver written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/prioritize/rust_gps_receiver on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/prioritize/rust_gps_receiver 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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bad2488c4f88a5bc37a138e8965ec45b7d45ecd8aaa74bc4a2a1d2ad8b45f29c
[INFO] running `Command { std: "docker" "start" "-a" "bad2488c4f88a5bc37a138e8965ec45b7d45ecd8aaa74bc4a2a1d2ad8b45f29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bad2488c4f88a5bc37a138e8965ec45b7d45ecd8aaa74bc4a2a1d2ad8b45f29c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bad2488c4f88a5bc37a138e8965ec45b7d45ecd8aaa74bc4a2a1d2ad8b45f29c", kill_on_drop: false }`
[INFO] [stdout] bad2488c4f88a5bc37a138e8965ec45b7d45ecd8aaa74bc4a2a1d2ad8b45f29c
[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" "-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" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fb9164152be279cc2ae9db1dece0302993829b63330f53c8b452405753846e86
[INFO] running `Command { std: "docker" "start" "-a" "fb9164152be279cc2ae9db1dece0302993829b63330f53c8b452405753846e86", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]     Checking unicode-ident v1.0.22
[INFO] [stderr]    Compiling libudev-sys v0.1.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking futures-channel v0.3.31
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking bytes v1.11.0
[INFO] [stderr]     Checking slab v0.4.11
[INFO] [stderr]     Checking memchr v2.7.6
[INFO] [stderr]     Checking bitflags v2.10.0
[INFO] [stderr]     Checking winnow v0.7.13
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]     Checking toml_datetime v0.7.3
[INFO] [stderr]     Checking serde_spanned v1.0.3
[INFO] [stderr]     Checking toml_writer v1.0.4
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]    Compiling syn v2.0.109
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]     Checking mio v1.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking socket2 v0.6.1
[INFO] [stderr]     Checking nix v0.26.4
[INFO] [stderr]     Checking toml_parser v1.0.4
[INFO] [stderr]     Checking libudev v0.3.0
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking toml v0.9.8
[INFO] [stderr]    Compiling thiserror-impl v2.0.17
[INFO] [stderr]    Compiling tokio-macros v2.6.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking thiserror v2.0.17
[INFO] [stderr]     Checking unescaper v0.1.6
[INFO] [stderr]     Checking serialport v4.8.1
[INFO] [stderr]     Checking mio-serial v5.0.6
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tokio-serial v5.4.5
[INFO] [stderr]     Checking tokio-util v0.7.17
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking gps-interface v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `bytes::BytesMut`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bytes::BytesMut;
[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::os::unix::thread`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::unix::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::AsyncWriteExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::Sleep`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tokio::time::Sleep;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::sleep`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tokio::time::sleep;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::sleep_until`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tokio::time::sleep_until;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesCodec`
[INFO] [stdout]   --> src/main.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 | use tokio_util::codec::{BytesCodec, FramedRead};
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `bytes::BytesMut`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use bytes::BytesMut;
[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::os::unix::thread`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::os::unix::thread;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::io::AsyncWriteExt`
[INFO] [stdout]   --> src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::io::AsyncWriteExt;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::Sleep`
[INFO] [stdout]   --> src/main.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use tokio::time::Sleep;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::sleep`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | use tokio::time::sleep;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::time::sleep_until`
[INFO] [stdout]   --> src/main.rs:18:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | use tokio::time::sleep_until;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BytesCodec`
[INFO] [stdout]   --> src/main.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 | use tokio_util::codec::{BytesCodec, FramedRead};
[INFO] [stdout]    |                         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::thread::sleep`
[INFO] [stdout]    --> src/main.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |     use std::thread::sleep;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `SerialBuffer` is never constructed
[INFO] [stdout]   --> src/main.rs:88:12
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct SerialBuffer {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `buf`, `current`, and `token` are never read
[INFO] [stdout]   --> src/main.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct SerialBuffer {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 91 |     buf: Vec<String>,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 92 |     current: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 93 |     token: CancellationToken,
[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 `watch` is never used
[INFO] [stdout]   --> src/main.rs:96:14
[INFO] [stdout]    |
[INFO] [stdout] 95 | impl SerialBuffer {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] 96 |     async fn watch(&mut self) {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/main.rs:226:13
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let mut port = open_serial_port(&config).await?;
[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/main.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut incoming_buffer: Vec<u8> = Vec::new();
[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:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let mut buf = [0u8; 64];
[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:229:22
[INFO] [stdout]     |
[INFO] [stdout] 229 |         let (ser_tx, mut ser_rx) = mpsc::channel(10);
[INFO] [stdout]     |                      ----^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `incoming_buffer`
[INFO] [stdout]    --> src/main.rs:227:13
[INFO] [stdout]     |
[INFO] [stdout] 227 |         let mut incoming_buffer: Vec<u8> = Vec::new();
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_incoming_buffer`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `buf`
[INFO] [stdout]    --> src/main.rs:228:13
[INFO] [stdout]     |
[INFO] [stdout] 228 |         let mut buf = [0u8; 64];
[INFO] [stdout]     |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_buf`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg_rx`
[INFO] [stdout]    --> src/main.rs:230:22
[INFO] [stdout]     |
[INFO] [stdout] 230 |         let (msg_tx, msg_rx) = mpsc::channel(20);
[INFO] [stdout]     |                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_msg_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gps-interface` (bin "gps-interface") due to 1 previous error; 9 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: fields `current` and `token` are never read
[INFO] [stdout]   --> src/main.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 88 | pub struct SerialBuffer {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 92 |     current: Vec<u8>,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 93 |     token: CancellationToken,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fb9164152be279cc2ae9db1dece0302993829b63330f53c8b452405753846e86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9164152be279cc2ae9db1dece0302993829b63330f53c8b452405753846e86", kill_on_drop: false }`
[INFO] [stdout] fb9164152be279cc2ae9db1dece0302993829b63330f53c8b452405753846e86
