[INFO] fetching crate rplidar_drv 0.6.0...
[INFO] testing rplidar_drv-0.6.0 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate rplidar_drv 0.6.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rplidar_drv 0.6.0 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rplidar_drv 0.6.0
[INFO] finished tweaking crates.io crate rplidar_drv 0.6.0
[INFO] tweaked toml for crates.io crate rplidar_drv 0.6.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ab408c2086ff7d97546de319482d96ece2e7ce752c99d19a0b0d9f9cacc3533
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3ab408c2086ff7d97546de319482d96ece2e7ce752c99d19a0b0d9f9cacc3533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ab408c2086ff7d97546de319482d96ece2e7ce752c99d19a0b0d9f9cacc3533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ab408c2086ff7d97546de319482d96ece2e7ce752c99d19a0b0d9f9cacc3533", kill_on_drop: false }`
[INFO] [stdout] 3ab408c2086ff7d97546de319482d96ece2e7ce752c99d19a0b0d9f9cacc3533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef0e6e11df1e44089e588ef3b5d0393992cc58bbace14e3ca0d80cd4846d60a3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ef0e6e11df1e44089e588ef3b5d0393992cc58bbace14e3ca0d80cd4846d60a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rpos_drv v0.2.0
[INFO] [stderr]    Compiling rplidar_drv v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/answers.rs:145:71
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub const RPLIDAR_RESP_ACC_BOARD_FLAG_MOTOR_CTRL_SUPPORT_MASK : u32 = (0x1);
[INFO] [stdout]     |                                                                       ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/capsuled_parser.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ANGLE_360_Q8: u32 = (360u32 << 8);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/capsuled_parser.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ANGLE_360_Q16: u32 = (360u32 << 16);
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/capsuled_parser.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (0x2fu8 << RPLIDAR_RESP_MEASUREMENT_QUALITY_SHIFT)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/ultra_capsuled_parser.rs:138:36
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/ultra_capsuled_parser.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `Command { std: "docker" "inspect" "ef0e6e11df1e44089e588ef3b5d0393992cc58bbace14e3ca0d80cd4846d60a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef0e6e11df1e44089e588ef3b5d0393992cc58bbace14e3ca0d80cd4846d60a3", kill_on_drop: false }`
[INFO] [stdout] ef0e6e11df1e44089e588ef3b5d0393992cc58bbace14e3ca0d80cd4846d60a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d9807187e1d77661823aa32299b700a349b8d9d54dd610f0a12adca0f8f49349
[INFO] running `Command { std: "docker" "start" "-a" "d9807187e1d77661823aa32299b700a349b8d9d54dd610f0a12adca0f8f49349", kill_on_drop: false }`
[INFO] [stderr]    Compiling rplidar_drv v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/answers.rs:145:71
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub const RPLIDAR_RESP_ACC_BOARD_FLAG_MOTOR_CTRL_SUPPORT_MASK : u32 = (0x1);
[INFO] [stdout]     |                                                                       ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/capsuled_parser.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ANGLE_360_Q8: u32 = (360u32 << 8);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/capsuled_parser.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ANGLE_360_Q16: u32 = (360u32 << 16);
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/capsuled_parser.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (0x2fu8 << RPLIDAR_RESP_MEASUREMENT_QUALITY_SHIFT)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/ultra_capsuled_parser.rs:138:36
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/ultra_capsuled_parser.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]    --> src/answers.rs:145:71
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub const RPLIDAR_RESP_ACC_BOARD_FLAG_MOTOR_CTRL_SUPPORT_MASK : u32 = (0x1);
[INFO] [stdout]     |                                                                       ^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/capsuled_parser.rs:4:27
[INFO] [stdout]   |
[INFO] [stdout] 4 | const ANGLE_360_Q8: u32 = (360u32 << 8);
[INFO] [stdout]   |                           ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around assigned value
[INFO] [stdout]  --> src/capsuled_parser.rs:5:28
[INFO] [stdout]   |
[INFO] [stdout] 5 | const ANGLE_360_Q16: u32 = (360u32 << 16);
[INFO] [stdout]   |                            ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/capsuled_parser.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         (0x2fu8 << RPLIDAR_RESP_MEASUREMENT_QUALITY_SHIFT)
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/ultra_capsuled_parser.rs:138:36
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> src/ultra_capsuled_parser.rs:138:27
[INFO] [stdout]     |
[INFO] [stdout] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stdout]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.18s
[INFO] running `Command { std: "docker" "inspect" "d9807187e1d77661823aa32299b700a349b8d9d54dd610f0a12adca0f8f49349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9807187e1d77661823aa32299b700a349b8d9d54dd610f0a12adca0f8f49349", kill_on_drop: false }`
[INFO] [stdout] d9807187e1d77661823aa32299b700a349b8d9d54dd610f0a12adca0f8f49349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 446c606681b5fd7395dc07b5fb105dfe799ee7e9267c288438346844c00ffa77
[INFO] running `Command { std: "docker" "start" "-a" "446c606681b5fd7395dc07b5fb105dfe799ee7e9267c288438346844c00ffa77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/answers.rs:145:71
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub const RPLIDAR_RESP_ACC_BOARD_FLAG_MOTOR_CTRL_SUPPORT_MASK : u32 = (0x1);
[INFO] [stderr]     |                                                                       ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/capsuled_parser.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | const ANGLE_360_Q8: u32 = (360u32 << 8);
[INFO] [stderr]   |                           ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/capsuled_parser.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | const ANGLE_360_Q16: u32 = (360u32 << 16);
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/capsuled_parser.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         (0x2fu8 << RPLIDAR_RESP_MEASUREMENT_QUALITY_SHIFT)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: reference to packed field is unaligned
[INFO] [stderr]    --> src/ultra_capsuled_parser.rs:138:36
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/ultra_capsuled_parser.rs:138:27
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stderr]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> src/answers.rs:145:71
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub const RPLIDAR_RESP_ACC_BOARD_FLAG_MOTOR_CTRL_SUPPORT_MASK : u32 = (0x1);
[INFO] [stderr]     |                                                                       ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/capsuled_parser.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | const ANGLE_360_Q8: u32 = (360u32 << 8);
[INFO] [stderr]   |                           ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> src/capsuled_parser.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | const ANGLE_360_Q16: u32 = (360u32 << 16);
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/capsuled_parser.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         (0x2fu8 << RPLIDAR_RESP_MEASUREMENT_QUALITY_SHIFT)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: reference to packed field is unaligned
[INFO] [stderr]    --> src/ultra_capsuled_parser.rs:138:36
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]    --> src/ultra_capsuled_parser.rs:138:27
[INFO] [stderr]     |
[INFO] [stderr] 138 |         let cabin_count = unsafe { prev_capsule.ultra_cabins.len() };
[INFO] [stderr]     |                           ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 6 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rplidar_drv-5e53f7f6dd879724)
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests rplidar_drv
[INFO] [stdout] test protocol::tests::protocol_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]    --> /opt/rustwide/workdir/src/answers.rs:145:71
[INFO] [stderr]     |
[INFO] [stderr] 145 | pub const RPLIDAR_RESP_ACC_BOARD_FLAG_MOTOR_CTRL_SUPPORT_MASK : u32 = (0x1);
[INFO] [stderr]     |                                                                       ^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> /opt/rustwide/workdir/src/capsuled_parser.rs:4:27
[INFO] [stderr]   |
[INFO] [stderr] 4 | const ANGLE_360_Q8: u32 = (360u32 << 8);
[INFO] [stderr]   |                           ^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around assigned value
[INFO] [stderr]  --> /opt/rustwide/workdir/src/capsuled_parser.rs:5:28
[INFO] [stderr]   |
[INFO] [stderr] 5 | const ANGLE_360_Q16: u32 = (360u32 << 16);
[INFO] [stderr]   |                            ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> /opt/rustwide/workdir/src/capsuled_parser.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         (0x2fu8 << RPLIDAR_RESP_MEASUREMENT_QUALITY_SHIFT)
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stdout] running 2 tests
[INFO] [stderr] 
[INFO] [stdout] test src/lib.rs - RplidarDevice<T>::new (line 97) ... ignored
[INFO] [stdout] test src/lib.rs - RplidarDevice<T>::with_stream (line 113) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "446c606681b5fd7395dc07b5fb105dfe799ee7e9267c288438346844c00ffa77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446c606681b5fd7395dc07b5fb105dfe799ee7e9267c288438346844c00ffa77", kill_on_drop: false }`
[INFO] [stdout] 446c606681b5fd7395dc07b5fb105dfe799ee7e9267c288438346844c00ffa77