[INFO] updating cached repository Wilfred/gameboy_emulator [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Wilfred/gameboy_emulator [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Wilfred/gameboy_emulator" "work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Wilfred/gameboy_emulator"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Wilfred/gameboy_emulator'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Wilfred/gameboy_emulator" "work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Wilfred/gameboy_emulator"` [INFO] [stderr] Cloning into 'work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Wilfred/gameboy_emulator'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] eb31f039427370ca7a2c6547acab8a4d8cd3c732 [INFO] sha for GitHub repo Wilfred/gameboy_emulator: eb31f039427370ca7a2c6547acab8a4d8cd3c732 [INFO] validating manifest of Wilfred/gameboy_emulator on toolchain master#a850a426491e14186af2250549bf41256b5938d2 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Wilfred/gameboy_emulator on toolchain try#06a150c7d11500b41499224f165e9de1de096768 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Wilfred/gameboy_emulator [INFO] finished frobbing Wilfred/gameboy_emulator [INFO] frobbed toml for Wilfred/gameboy_emulator written to work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Wilfred/gameboy_emulator/Cargo.toml [INFO] started frobbing Wilfred/gameboy_emulator [INFO] finished frobbing Wilfred/gameboy_emulator [INFO] frobbed toml for Wilfred/gameboy_emulator written to work/ex/pr-60162/sources/try#06a150c7d11500b41499224f165e9de1de096768/gh/Wilfred/gameboy_emulator/Cargo.toml [INFO] crate Wilfred/gameboy_emulator already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+a850a426491e14186af2250549bf41256b5938d2-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+06a150c7d11500b41499224f165e9de1de096768-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking Wilfred/gameboy_emulator against master#a850a426491e14186af2250549bf41256b5938d2 for pr-60162 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60162/worker-0/master#a850a426491e14186af2250549bf41256b5938d2:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60162/sources/master#a850a426491e14186af2250549bf41256b5938d2/gh/Wilfred/gameboy_emulator:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+a850a426491e14186af2250549bf41256b5938d2-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] ac0ee3b8afc455aeba3af01317e9aade29f0bf35fa0bbe5ca3b4ebdd45129dd1 [INFO] running `"docker" "start" "-a" "ac0ee3b8afc455aeba3af01317e9aade29f0bf35fa0bbe5ca3b4ebdd45129dd1"` [INFO] [stderr] Checking gameboy_emulator v0.0.1 (/opt/crater/workdir) [INFO] [stderr] warning: field is never used: `memory` [INFO] [stderr] --> src/instructions.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | memory: [u8; 65536], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: field is never used: `memory` [INFO] [stderr] --> src/instructions.rs:28:5 [INFO] [stderr] | [INFO] [stderr] 28 | memory: [u8; 65536], [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/instructions.rs:450:5 [INFO] [stderr] | [INFO] [stderr] 450 | step(&mut cpu, Nop); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/instructions.rs:460:5 [INFO] [stderr] | [INFO] [stderr] 460 | step(&mut cpu, Increment(Operand8::Register(A))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/instructions.rs:473:5 [INFO] [stderr] | [INFO] [stderr] 473 | step(&mut cpu, Increment(Operand8::Register(A))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/instructions.rs:530:5 [INFO] [stderr] | [INFO] [stderr] 530 | step(&mut cpu, decode(&bytes, 0).unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.93s [INFO] running `"docker" "inspect" "ac0ee3b8afc455aeba3af01317e9aade29f0bf35fa0bbe5ca3b4ebdd45129dd1"` [INFO] running `"docker" "rm" "-f" "ac0ee3b8afc455aeba3af01317e9aade29f0bf35fa0bbe5ca3b4ebdd45129dd1"` [INFO] [stdout] ac0ee3b8afc455aeba3af01317e9aade29f0bf35fa0bbe5ca3b4ebdd45129dd1