[INFO] cloning repository dpl0/gemub
[INFO] running `"git" "clone" "--bare" "git://github.com/dpl0/gemub.git" "work/cache/sources/gh/dpl0/gemub"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/dpl0/gemub'...
[INFO] running `"git" "clone" "work/cache/sources/gh/dpl0/gemub" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dpl0/gemub"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dpl0/gemub'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dpl0/gemub" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dpl0/gemub"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dpl0/gemub'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 995f0dc826083ddd164f31a441ebddbdd48c92b3
[INFO] sha for GitHub repo dpl0/gemub: 995f0dc826083ddd164f31a441ebddbdd48c92b3
[INFO] validating manifest of dpl0/gemub on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of dpl0/gemub on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing dpl0/gemub
[INFO] finished frobbing dpl0/gemub
[INFO] frobbed toml for dpl0/gemub written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dpl0/gemub/Cargo.toml
[INFO] started frobbing dpl0/gemub
[INFO] finished frobbing dpl0/gemub
[INFO] frobbed toml for dpl0/gemub written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/dpl0/gemub/Cargo.toml
[INFO] crate dpl0/gemub has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking dpl0/gemub against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-5/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/dpl0/gemub:/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=forbid" "-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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 06d1f3c1ba9e321f8aa5f61f0eb5f892bd4b03107f6eadc0e959d4048b88a36b
[INFO] running `"docker" "start" "-a" "06d1f3c1ba9e321f8aa5f61f0eb5f892bd4b03107f6eadc0e959d4048b88a36b"`
[INFO] [stderr]     Checking gemub v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/gameboy/bus.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let buf = buf; // Shadow into an inmutable Copy.
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ram`
[INFO] [stderr]   --> src/gameboy/bus.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     ram: Box<Vec<u8>>, // Store memory in heap.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `buf`
[INFO] [stderr]   --> src/gameboy/bus.rs:59:13
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let buf = buf; // Shadow into an inmutable Copy.
[INFO] [stderr]    |             ^^^ help: consider prefixing with an underscore: `_buf`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `ram`
[INFO] [stderr]   --> src/gameboy/bus.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 |     ram: Box<Vec<u8>>, // Store memory in heap.
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "06d1f3c1ba9e321f8aa5f61f0eb5f892bd4b03107f6eadc0e959d4048b88a36b"`
[INFO] running `"docker" "rm" "-f" "06d1f3c1ba9e321f8aa5f61f0eb5f892bd4b03107f6eadc0e959d4048b88a36b"`
[INFO] [stdout] 06d1f3c1ba9e321f8aa5f61f0eb5f892bd4b03107f6eadc0e959d4048b88a36b