[INFO] updating cached repository garasubo/uefi-practice
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/garasubo/uefi-practice
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/garasubo/uefi-practice" "work/ex/beta-1.38-1/sources/1.37.0/gh/garasubo/uefi-practice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/garasubo/uefi-practice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/garasubo/uefi-practice" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/garasubo/uefi-practice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/garasubo/uefi-practice'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e19280d91a6f6055bf5092f12ab9e3b8c4398aa4
[INFO] sha for GitHub repo garasubo/uefi-practice: e19280d91a6f6055bf5092f12ab9e3b8c4398aa4
[INFO] validating manifest of garasubo/uefi-practice 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 garasubo/uefi-practice 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 garasubo/uefi-practice
[INFO] finished frobbing garasubo/uefi-practice
[INFO] frobbed toml for garasubo/uefi-practice written to work/ex/beta-1.38-1/sources/1.37.0/gh/garasubo/uefi-practice/Cargo.toml
[INFO] started frobbing garasubo/uefi-practice
[INFO] finished frobbing garasubo/uefi-practice
[INFO] frobbed toml for garasubo/uefi-practice written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/garasubo/uefi-practice/Cargo.toml
[INFO] crate garasubo/uefi-practice already has a lockfile, it will not be regenerated
[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 garasubo/uefi-practice 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-0/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/garasubo/uefi-practice:/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] 5166b68fb172a8e50bb8211e4c9a1623d21b8927dc63fb1f256d98407335c991
[INFO] running `"docker" "start" "-a" "5166b68fb172a8e50bb8211e4c9a1623d21b8927dc63fb1f256d98407335c991"`
[INFO] [stderr]    Compiling uefi-practice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: language item required, but not found: `eh_personality`
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/main.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     EfiStatus::SUCCESS
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `uefi-practice`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "5166b68fb172a8e50bb8211e4c9a1623d21b8927dc63fb1f256d98407335c991"`
[INFO] running `"docker" "rm" "-f" "5166b68fb172a8e50bb8211e4c9a1623d21b8927dc63fb1f256d98407335c991"`
[INFO] [stdout] 5166b68fb172a8e50bb8211e4c9a1623d21b8927dc63fb1f256d98407335c991