[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 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 1094fa4236603e3da7796e6ece1791c80ca557ed9ce8d00e277fa36fb816452e
[INFO] running `"docker" "start" "-a" "1094fa4236603e3da7796e6ece1791c80ca557ed9ce8d00e277fa36fb816452e"`
[INFO] [stderr]    Compiling nix v0.10.0
[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 9.40s
[INFO] running `"docker" "inspect" "1094fa4236603e3da7796e6ece1791c80ca557ed9ce8d00e277fa36fb816452e"`
[INFO] running `"docker" "rm" "-f" "1094fa4236603e3da7796e6ece1791c80ca557ed9ce8d00e277fa36fb816452e"`
[INFO] [stdout] 1094fa4236603e3da7796e6ece1791c80ca557ed9ce8d00e277fa36fb816452e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8515d23970b9d570d2064794c408a58645dcf13de1bae6c97f68e7135cd59246
[INFO] running `"docker" "start" "-a" "8515d23970b9d570d2064794c408a58645dcf13de1bae6c97f68e7135cd59246"`
[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 1.42s
[INFO] running `"docker" "inspect" "8515d23970b9d570d2064794c408a58645dcf13de1bae6c97f68e7135cd59246"`
[INFO] running `"docker" "rm" "-f" "8515d23970b9d570d2064794c408a58645dcf13de1bae6c97f68e7135cd59246"`
[INFO] [stdout] 8515d23970b9d570d2064794c408a58645dcf13de1bae6c97f68e7135cd59246
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f5ef5ec85cc93d76c77b59095b9281a998cefff6c3189be8f6fc49c85f282103
[INFO] running `"docker" "start" "-a" "f5ef5ec85cc93d76c77b59095b9281a998cefff6c3189be8f6fc49c85f282103"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lidar_lite_v3-efcf25a8a126b9ea
[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" "f5ef5ec85cc93d76c77b59095b9281a998cefff6c3189be8f6fc49c85f282103"`
[INFO] running `"docker" "rm" "-f" "f5ef5ec85cc93d76c77b59095b9281a998cefff6c3189be8f6fc49c85f282103"`
[INFO] [stdout] f5ef5ec85cc93d76c77b59095b9281a998cefff6c3189be8f6fc49c85f282103