[INFO] updating cached repository daniel5151/rusty-mc-server
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/daniel5151/rusty-mc-server
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/daniel5151/rusty-mc-server" "work/ex/beta-1.38-1/sources/1.37.0/gh/daniel5151/rusty-mc-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/daniel5151/rusty-mc-server'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/daniel5151/rusty-mc-server" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/daniel5151/rusty-mc-server"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/daniel5151/rusty-mc-server'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 24c67566a3c4942518a8ca352d63020b2e02a836
[INFO] sha for GitHub repo daniel5151/rusty-mc-server: 24c67566a3c4942518a8ca352d63020b2e02a836
[INFO] validating manifest of daniel5151/rusty-mc-server 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 daniel5151/rusty-mc-server 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 daniel5151/rusty-mc-server
[INFO] finished frobbing daniel5151/rusty-mc-server
[INFO] frobbed toml for daniel5151/rusty-mc-server written to work/ex/beta-1.38-1/sources/1.37.0/gh/daniel5151/rusty-mc-server/Cargo.toml
[INFO] started frobbing daniel5151/rusty-mc-server
[INFO] finished frobbing daniel5151/rusty-mc-server
[INFO] frobbed toml for daniel5151/rusty-mc-server written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/daniel5151/rusty-mc-server/Cargo.toml
[INFO] crate daniel5151/rusty-mc-server 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 daniel5151/rusty-mc-server 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/gh/daniel5151/rusty-mc-server:/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] 3c3737b3ba7394c07c8057dd23d91b8af616c1dee0555aaca585a079403eacd1
[INFO] running `"docker" "start" "-a" "3c3737b3ba7394c07c8057dd23d91b8af616c1dee0555aaca585a079403eacd1"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling serde_derive v1.0.94
[INFO] [stderr]    Compiling serde v1.0.94
[INFO] [stderr]    Compiling serde_json v1.0.40
[INFO] [stderr]    Compiling rusty-mc-server v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `protocol::play::client`
[INFO] [stderr]   --> src/play_stub.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use protocol::play::client;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.85s
[INFO] running `"docker" "inspect" "3c3737b3ba7394c07c8057dd23d91b8af616c1dee0555aaca585a079403eacd1"`
[INFO] running `"docker" "rm" "-f" "3c3737b3ba7394c07c8057dd23d91b8af616c1dee0555aaca585a079403eacd1"`
[INFO] [stdout] 3c3737b3ba7394c07c8057dd23d91b8af616c1dee0555aaca585a079403eacd1
[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/gh/daniel5151/rusty-mc-server:/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] a8cd1a783bfc2c7abdcd59933f3b5eb117e1205e7991dd0451d833e8b467fdd2
[INFO] running `"docker" "start" "-a" "a8cd1a783bfc2c7abdcd59933f3b5eb117e1205e7991dd0451d833e8b467fdd2"`
[INFO] [stderr]    Compiling rusty-mc-server v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `protocol::play::client`
[INFO] [stderr]   --> src/play_stub.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |     use protocol::play::client;
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "a8cd1a783bfc2c7abdcd59933f3b5eb117e1205e7991dd0451d833e8b467fdd2"`
[INFO] running `"docker" "rm" "-f" "a8cd1a783bfc2c7abdcd59933f3b5eb117e1205e7991dd0451d833e8b467fdd2"`
[INFO] [stdout] a8cd1a783bfc2c7abdcd59933f3b5eb117e1205e7991dd0451d833e8b467fdd2
[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/gh/daniel5151/rusty-mc-server:/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] 88c854092a6620100264750163f0daeb7fdf2c66de1ef7731156c69b10818454
[INFO] running `"docker" "start" "-a" "88c854092a6620100264750163f0daeb7fdf2c66de1ef7731156c69b10818454"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusty_mc_server-5059e64ba45a7a46
[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" "88c854092a6620100264750163f0daeb7fdf2c66de1ef7731156c69b10818454"`
[INFO] running `"docker" "rm" "-f" "88c854092a6620100264750163f0daeb7fdf2c66de1ef7731156c69b10818454"`
[INFO] [stdout] 88c854092a6620100264750163f0daeb7fdf2c66de1ef7731156c69b10818454