[INFO] fetching crate rplidar_drv 0.6.0...
[INFO] checking rplidar_drv-0.6.0 against try#0ab79c4b48ad19260fa46623f452c1b403a360e8 for pr-74315
[INFO] extracting crate rplidar_drv 0.6.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate rplidar_drv 0.6.0 on toolchain 0ab79c4b48ad19260fa46623f452c1b403a360e8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "read-manifest" "--manifest-path" "Cargo.toml", 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-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9290b6abce5a4d95ab11c3b91ebd1feab2116775fb8f3a615ae3b6a7eff0edb7
[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" "9290b6abce5a4d95ab11c3b91ebd1feab2116775fb8f3a615ae3b6a7eff0edb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9290b6abce5a4d95ab11c3b91ebd1feab2116775fb8f3a615ae3b6a7eff0edb7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9290b6abce5a4d95ab11c3b91ebd1feab2116775fb8f3a615ae3b6a7eff0edb7", kill_on_drop: false }`
[INFO] [stdout] 9290b6abce5a4d95ab11c3b91ebd1feab2116775fb8f3a615ae3b6a7eff0edb7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+0ab79c4b48ad19260fa46623f452c1b403a360e8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83608ab540c22caa57aa078d7c837221518152e90fb0c7e42ed89336bd04d60d
[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" "83608ab540c22caa57aa078d7c837221518152e90fb0c7e42ed89336bd04d60d", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking rpos_drv v0.2.0
[INFO] [stderr]     Checking 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: 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "83608ab540c22caa57aa078d7c837221518152e90fb0c7e42ed89336bd04d60d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83608ab540c22caa57aa078d7c837221518152e90fb0c7e42ed89336bd04d60d", kill_on_drop: false }`
[INFO] [stdout] 83608ab540c22caa57aa078d7c837221518152e90fb0c7e42ed89336bd04d60d