[INFO] crate lidar_lite_v3 0.1.0 is already in cache
[INFO] extracting crate lidar_lite_v3 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/lidar_lite_v3/0.1.0
[INFO] extracting crate lidar_lite_v3 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lidar_lite_v3/0.1.0
[INFO] validating manifest of lidar_lite_v3-0.1.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of lidar_lite_v3-0.1.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing lidar_lite_v3-0.1.0
[INFO] finished frobbing lidar_lite_v3-0.1.0
[INFO] frobbed toml for lidar_lite_v3-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/lidar_lite_v3/0.1.0/Cargo.toml
[INFO] started frobbing lidar_lite_v3-0.1.0
[INFO] finished frobbing lidar_lite_v3-0.1.0
[INFO] frobbed toml for lidar_lite_v3-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lidar_lite_v3/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing lidar_lite_v3-0.1.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lidar_lite_v3/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] c09e755e860cacba916757d839978892d2ddcc136e56c717815e0b1c997148b4
[INFO] running `"docker" "start" "-a" "c09e755e860cacba916757d839978892d2ddcc136e56c717815e0b1c997148b4"`
[INFO] [stderr]    Compiling i2cdev v0.3.2
[INFO] [stderr]    Compiling lidar_lite_v3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `RESET`
[INFO] [stderr]   --> src/lib.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const RESET: u8 = 0x00;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.49s
[INFO] running `"docker" "inspect" "c09e755e860cacba916757d839978892d2ddcc136e56c717815e0b1c997148b4"`
[INFO] running `"docker" "rm" "-f" "c09e755e860cacba916757d839978892d2ddcc136e56c717815e0b1c997148b4"`
[INFO] [stdout] c09e755e860cacba916757d839978892d2ddcc136e56c717815e0b1c997148b4
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lidar_lite_v3/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d3daa2d13b271374c613c5b12206266bad81cf61606164536983f7f60a893ad8
[INFO] running `"docker" "start" "-a" "d3daa2d13b271374c613c5b12206266bad81cf61606164536983f7f60a893ad8"`
[INFO] [stderr]    Compiling lidar_lite_v3 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `RESET`
[INFO] [stderr]   --> src/lib.rs:18:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | const RESET: u8 = 0x00;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.39s
[INFO] running `"docker" "inspect" "d3daa2d13b271374c613c5b12206266bad81cf61606164536983f7f60a893ad8"`
[INFO] running `"docker" "rm" "-f" "d3daa2d13b271374c613c5b12206266bad81cf61606164536983f7f60a893ad8"`
[INFO] [stdout] d3daa2d13b271374c613c5b12206266bad81cf61606164536983f7f60a893ad8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/lidar_lite_v3/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 3dbc8a3343e6f4adb3e71d83781f16dcd6e9cc12d511f85b8849f5e6700be52f
[INFO] running `"docker" "start" "-a" "3dbc8a3343e6f4adb3e71d83781f16dcd6e9cc12d511f85b8849f5e6700be52f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lidar_lite_v3-bf199732bf4e3eea
[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
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lidar_lite_v3
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3dbc8a3343e6f4adb3e71d83781f16dcd6e9cc12d511f85b8849f5e6700be52f"`
[INFO] running `"docker" "rm" "-f" "3dbc8a3343e6f4adb3e71d83781f16dcd6e9cc12d511f85b8849f5e6700be52f"`
[INFO] [stdout] 3dbc8a3343e6f4adb3e71d83781f16dcd6e9cc12d511f85b8849f5e6700be52f