[INFO] fetching crate dynamixel 0.1.1...
[INFO] testing dynamixel-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate dynamixel 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dynamixel 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate dynamixel 0.1.1
[INFO] tweaked toml for crates.io crate dynamixel 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dynamixel 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding bit_field v0.9.0 (available: v0.10.3)
[INFO] [stderr]       Adding serialport v2.3.0 (available: v4.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4df20a7c822eec4ffd16c54c61ced221b4bce9c68e5e36b4baad784457e4cd78
[INFO] running `Command { std: "docker" "start" "-a" "4df20a7c822eec4ffd16c54c61ced221b4bce9c68e5e36b4baad784457e4cd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4df20a7c822eec4ffd16c54c61ced221b4bce9c68e5e36b4baad784457e4cd78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4df20a7c822eec4ffd16c54c61ced221b4bce9c68e5e36b4baad784457e4cd78", kill_on_drop: false }`
[INFO] [stdout] 4df20a7c822eec4ffd16c54c61ced221b4bce9c68e5e36b4baad784457e4cd78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b93dc13e7df075aba52d8b5ad3b28f6e0b2efd952ca3eed302e2822e94bb99a9
[INFO] running `Command { std: "docker" "start" "-a" "b93dc13e7df075aba52d8b5ad3b28f6e0b2efd952ca3eed302e2822e94bb99a9", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling bit_field v0.9.0
[INFO] [stderr]    Compiling dynamixel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use]
[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: `BaudRate`
[INFO] [stdout]  --> src/protocol1/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use BaudRate;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CommunicationError`
[INFO] [stdout]  --> src/protocol1/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use CommunicationError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/protocol1/mod.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn deserialize(&[u8]) -> Self;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BaudRate`
[INFO] [stdout]   --> src/protocol2/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use BaudRate;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/protocol2/mod.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn deserialize(&[u8]) -> Self;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Interface`
[INFO] [stdout]   --> src/protocol2/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use Interface;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `variants` is never used
[INFO] [stdout]    --> src/lib.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl BaudRate {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 137 |     fn variants() -> &'static [Self] {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `baud_rate`, `model_number`, and `id` are never read
[INFO] [stdout]    --> src/protocol1/mod.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct ServoInfo {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 216 |     baud_rate: ::BaudRate,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 217 |     model_number: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 218 |     id: ServoID,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ServoInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Broadcast` is never constructed
[INFO] [stdout]    --> src/protocol1/mod.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub(crate) enum PacketID {
[INFO] [stdout]     |                 -------- variant in this enum
[INFO] [stdout] 329 |     Unicast(ServoID),
[INFO] [stdout] 330 |     Broadcast,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PacketID` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `unicast` and `broadcast` are never used
[INFO] [stdout]    --> src/protocol1/mod.rs:334:12
[INFO] [stdout]     |
[INFO] [stdout] 333 | impl PacketID {
[INFO] [stdout]     | ------------- associated functions in this implementation
[INFO] [stdout] 334 |     pub fn unicast(id: u8) -> PacketID {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 339 |     pub fn broadcast() -> PacketID {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericModelNumber` is never constructed
[INFO] [stdout]    --> src/protocol1/mod.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct GenericModelNumber(u16);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `value` is never used
[INFO] [stdout]    --> src/protocol1/mod.rs:369:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl GenericModelNumber {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] 369 |     fn value(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/protocol1/instruction.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) struct WriteDataResponse {
[INFO] [stdout]    |                   ----------------- field in this struct
[INFO] [stdout] 70 |     pub id: ServoID,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/protocol1/instruction.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub(crate) struct ReadDataResponse<T: ReadRegister> {
[INFO] [stdout]     |                   ---------------- field in this struct
[INFO] [stdout] 110 |     pub id: ServoID,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `calc` is never used
[INFO] [stdout]   --> src/protocol2/crc.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout]  4 | impl CRC {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn calc(data: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "b93dc13e7df075aba52d8b5ad3b28f6e0b2efd952ca3eed302e2822e94bb99a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b93dc13e7df075aba52d8b5ad3b28f6e0b2efd952ca3eed302e2822e94bb99a9", kill_on_drop: false }`
[INFO] [stdout] b93dc13e7df075aba52d8b5ad3b28f6e0b2efd952ca3eed302e2822e94bb99a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce3ab81cbbdc3f6d60d8b845be255ad9557c29b25287c4295211e32576863d79
[INFO] running `Command { std: "docker" "start" "-a" "ce3ab81cbbdc3f6d60d8b845be255ad9557c29b25287c4295211e32576863d79", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling aho-corasick v1.1.4
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling chrono v0.4.42
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use]
[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: `BaudRate`
[INFO] [stdout]  --> src/protocol1/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use BaudRate;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CommunicationError`
[INFO] [stdout]  --> src/protocol1/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use CommunicationError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/protocol1/mod.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn deserialize(&[u8]) -> Self;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BaudRate`
[INFO] [stdout]   --> src/protocol2/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use BaudRate;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/protocol2/mod.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn deserialize(&[u8]) -> Self;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Interface`
[INFO] [stdout]   --> src/protocol2/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use Interface;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `variants` is never used
[INFO] [stdout]    --> src/lib.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl BaudRate {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 137 |     fn variants() -> &'static [Self] {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `baud_rate`, `model_number`, and `id` are never read
[INFO] [stdout]    --> src/protocol1/mod.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct ServoInfo {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 216 |     baud_rate: ::BaudRate,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 217 |     model_number: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 218 |     id: ServoID,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ServoInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `Broadcast` is never constructed
[INFO] [stdout]    --> src/protocol1/mod.rs:330:5
[INFO] [stdout]     |
[INFO] [stdout] 328 | pub(crate) enum PacketID {
[INFO] [stdout]     |                 -------- variant in this enum
[INFO] [stdout] 329 |     Unicast(ServoID),
[INFO] [stdout] 330 |     Broadcast,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `PacketID` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated functions `unicast` and `broadcast` are never used
[INFO] [stdout]    --> src/protocol1/mod.rs:334:12
[INFO] [stdout]     |
[INFO] [stdout] 333 | impl PacketID {
[INFO] [stdout]     | ------------- associated functions in this implementation
[INFO] [stdout] 334 |     pub fn unicast(id: u8) -> PacketID {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 339 |     pub fn broadcast() -> PacketID {
[INFO] [stdout]     |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericModelNumber` is never constructed
[INFO] [stdout]    --> src/protocol1/mod.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct GenericModelNumber(u16);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `value` is never used
[INFO] [stdout]    --> src/protocol1/mod.rs:369:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl GenericModelNumber {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] 369 |     fn value(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/protocol1/instruction.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) struct WriteDataResponse {
[INFO] [stdout]    |                   ----------------- field in this struct
[INFO] [stdout] 70 |     pub id: ServoID,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/protocol1/instruction.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub(crate) struct ReadDataResponse<T: ReadRegister> {
[INFO] [stdout]     |                   ---------------- field in this struct
[INFO] [stdout] 110 |     pub id: ServoID,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `calc` is never used
[INFO] [stdout]   --> src/protocol2/crc.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout]  4 | impl CRC {
[INFO] [stdout]    | -------- associated function in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 44 |     pub fn calc(data: &[u8]) -> Self {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling serialport v2.3.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling badlog v1.1.1
[INFO] [stderr]    Compiling dynamixel v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]   --> src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use]
[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: `BaudRate`
[INFO] [stdout]  --> src/protocol1/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use BaudRate;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `CommunicationError`
[INFO] [stdout]  --> src/protocol1/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use CommunicationError;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/protocol1/mod.rs:168:20
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn deserialize(&[u8]) -> Self;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BaudRate`
[INFO] [stdout]   --> src/protocol2/mod.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use BaudRate;
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> src/protocol2/mod.rs:169:20
[INFO] [stdout]     |
[INFO] [stdout] 169 |     fn deserialize(&[u8]) -> Self;
[INFO] [stdout]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Interface`
[INFO] [stdout]   --> src/protocol2/mod.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use Interface;
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `variants` is never used
[INFO] [stdout]    --> src/lib.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 136 | impl BaudRate {
[INFO] [stdout]     | ------------- associated function in this implementation
[INFO] [stdout] 137 |     fn variants() -> &'static [Self] {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `baud_rate`, `model_number`, and `id` are never read
[INFO] [stdout]    --> src/protocol1/mod.rs:216:5
[INFO] [stdout]     |
[INFO] [stdout] 215 | pub struct ServoInfo {
[INFO] [stdout]     |            --------- fields in this struct
[INFO] [stdout] 216 |     baud_rate: ::BaudRate,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 217 |     model_number: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 218 |     id: ServoID,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `ServoInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `GenericModelNumber` is never constructed
[INFO] [stdout]    --> src/protocol1/mod.rs:366:8
[INFO] [stdout]     |
[INFO] [stdout] 366 | struct GenericModelNumber(u16);
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `value` is never used
[INFO] [stdout]    --> src/protocol1/mod.rs:369:8
[INFO] [stdout]     |
[INFO] [stdout] 368 | impl GenericModelNumber {
[INFO] [stdout]     | ----------------------- method in this implementation
[INFO] [stdout] 369 |     fn value(&self) -> u16 {
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/protocol1/instruction.rs:70:9
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub(crate) struct WriteDataResponse {
[INFO] [stdout]    |                   ----------------- field in this struct
[INFO] [stdout] 70 |     pub id: ServoID,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]    --> src/protocol1/instruction.rs:110:9
[INFO] [stdout]     |
[INFO] [stdout] 109 | pub(crate) struct ReadDataResponse<T: ReadRegister> {
[INFO] [stdout]     |                   ---------------- field in this struct
[INFO] [stdout] 110 |     pub id: ServoID,
[INFO] [stdout]     |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 15.47s
[INFO] running `Command { std: "docker" "inspect" "ce3ab81cbbdc3f6d60d8b845be255ad9557c29b25287c4295211e32576863d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce3ab81cbbdc3f6d60d8b845be255ad9557c29b25287c4295211e32576863d79", kill_on_drop: false }`
[INFO] [stdout] ce3ab81cbbdc3f6d60d8b845be255ad9557c29b25287c4295211e32576863d79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3d72aeb7a90036f88e23044ed2d062fc87fbfdad030c5c6ab7c2bd61b85239ff
[INFO] running `Command { std: "docker" "start" "-a" "3d72aeb7a90036f88e23044ed2d062fc87fbfdad030c5c6ab7c2bd61b85239ff", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:10:1
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BaudRate`
[INFO] [stderr]  --> src/protocol1/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use BaudRate;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `CommunicationError`
[INFO] [stderr]  --> src/protocol1/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use CommunicationError;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/protocol1/mod.rs:168:20
[INFO] [stderr]     |
[INFO] [stderr] 168 |     fn deserialize(&[u8]) -> Self;
[INFO] [stderr]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr]     = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `BaudRate`
[INFO] [stderr]   --> src/protocol2/mod.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use BaudRate;
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]    --> src/protocol2/mod.rs:169:20
[INFO] [stderr]     |
[INFO] [stderr] 169 |     fn deserialize(&[u8]) -> Self;
[INFO] [stderr]     |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]     = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Interface`
[INFO] [stderr]   --> src/protocol2/mod.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | use Interface;
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `variants` is never used
[INFO] [stderr]    --> src/lib.rs:137:8
[INFO] [stderr]     |
[INFO] [stderr] 136 | impl BaudRate {
[INFO] [stderr]     | ------------- associated function in this implementation
[INFO] [stderr] 137 |     fn variants() -> &'static [Self] {
[INFO] [stderr]     |        ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: fields `baud_rate`, `model_number`, and `id` are never read
[INFO] [stderr]    --> src/protocol1/mod.rs:216:5
[INFO] [stderr]     |
[INFO] [stderr] 215 | pub struct ServoInfo {
[INFO] [stderr]     |            --------- fields in this struct
[INFO] [stderr] 216 |     baud_rate: ::BaudRate,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr] 217 |     model_number: u16,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 218 |     id: ServoID,
[INFO] [stderr]     |     ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `ServoInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: variant `Broadcast` is never constructed
[INFO] [stderr]    --> src/protocol1/mod.rs:330:5
[INFO] [stderr]     |
[INFO] [stderr] 328 | pub(crate) enum PacketID {
[INFO] [stderr]     |                 -------- variant in this enum
[INFO] [stderr] 329 |     Unicast(ServoID),
[INFO] [stderr] 330 |     Broadcast,
[INFO] [stderr]     |     ^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `PacketID` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr] 
[INFO] [stderr] warning: associated functions `unicast` and `broadcast` are never used
[INFO] [stderr]    --> src/protocol1/mod.rs:334:12
[INFO] [stderr]     |
[INFO] [stderr] 333 | impl PacketID {
[INFO] [stderr]     | ------------- associated functions in this implementation
[INFO] [stderr] 334 |     pub fn unicast(id: u8) -> PacketID {
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 339 |     pub fn broadcast() -> PacketID {
[INFO] [stderr]     |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct `GenericModelNumber` is never constructed
[INFO] [stderr]    --> src/protocol1/mod.rs:366:8
[INFO] [stderr]     |
[INFO] [stderr] 366 | struct GenericModelNumber(u16);
[INFO] [stderr]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method `value` is never used
[INFO] [stderr]    --> src/protocol1/mod.rs:369:8
[INFO] [stderr]     |
[INFO] [stderr] 368 | impl GenericModelNumber {
[INFO] [stderr]     | ----------------------- method in this implementation
[INFO] [stderr] 369 |     fn value(&self) -> u16 {
[INFO] [stderr]     |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]   --> src/protocol1/instruction.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub(crate) struct WriteDataResponse {
[INFO] [stderr]    |                   ----------------- field in this struct
[INFO] [stderr] 70 |     pub id: ServoID,
[INFO] [stderr]    |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: field `id` is never read
[INFO] [stderr]    --> src/protocol1/instruction.rs:110:9
[INFO] [stderr]     |
[INFO] [stderr] 109 | pub(crate) struct ReadDataResponse<T: ReadRegister> {
[INFO] [stderr]     |                   ---------------- field in this struct
[INFO] [stderr] 110 |     pub id: ServoID,
[INFO] [stderr]     |         ^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function `calc` is never used
[INFO] [stderr]   --> src/protocol2/crc.rs:44:12
[INFO] [stderr]    |
[INFO] [stderr]  4 | impl CRC {
[INFO] [stderr]    | -------- associated function in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 44 |     pub fn calc(data: &[u8]) -> Self {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `dynamixel` (lib) generated 16 warnings (run `cargo fix --lib -p dynamixel` to apply 5 suggestions)
[INFO] [stderr] warning: `dynamixel` (lib test) generated 13 warnings (13 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dynamixel-9d20b3e28fa8939b)
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stderr]    Doc-tests dynamixel
[INFO] [stdout] test protocol1::instruction::tests::test_ping ... ok
[INFO] [stdout] test protocol1::instruction::tests::test_pong ... ok
[INFO] [stdout] test protocol1::instruction::tests::test_write ... ok
[INFO] [stdout] test protocol1::instruction::tests::test_read ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_pong ... ok
[INFO] [stdout] test protocol2::crc::tests::calculate_checksum_raw ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_ping ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_pong_mixed ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_read ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_read_response_byte ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_write ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_write_response_byte ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_write_response_mixed ... ok
[INFO] [stdout] test protocol2::instruction::tests::test_read_response_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "3d72aeb7a90036f88e23044ed2d062fc87fbfdad030c5c6ab7c2bd61b85239ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d72aeb7a90036f88e23044ed2d062fc87fbfdad030c5c6ab7c2bd61b85239ff", kill_on_drop: false }`
[INFO] [stdout] 3d72aeb7a90036f88e23044ed2d062fc87fbfdad030c5c6ab7c2bd61b85239ff
