[INFO] crate gameboy_core 0.2.6 is already in cache
[INFO] checking gameboy_core-0.2.6 against try#a243773eaf3fedcd203f10ae4579e4f106bf7ccd for pr-68325
[INFO] extracting crate gameboy_core 0.2.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gameboy_core 0.2.6 on toolchain a243773eaf3fedcd203f10ae4579e4f106bf7ccd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate gameboy_core 0.2.6
[INFO] finished tweaking crates.io crate gameboy_core 0.2.6
[INFO] tweaked toml for crates.io crate gameboy_core 0.2.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+a243773eaf3fedcd203f10ae4579e4f106bf7ccd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bebccea1d8d0061dd9b451ee92de98c27cba606d7742e90bbd8a6df3d632a53a
[INFO] running `"docker" "start" "-a" "bebccea1d8d0061dd9b451ee92de98c27cba606d7742e90bbd8a6df3d632a53a"`
[INFO] [stderr]     Checking gameboy_core v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/gpu/mod.rs:331:21
[INFO] [stderr]     |
[INFO] [stderr] 331 |                     (i32::from(memory.read_cgb_lcd_ram(map_tile_addr, 0) as i8) + 128)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/gpu/mod.rs:480:17
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 (i32::from(memory.read_cgb_lcd_ram((map + y_32 + x) as u16, 0) as i8) + 128)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/mmu/mod.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |             (red | half_green_low)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/gpu/mod.rs:331:21
[INFO] [stderr]     |
[INFO] [stderr] 331 |                     (i32::from(memory.read_cgb_lcd_ram(map_tile_addr, 0) as i8) + 128)
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/gpu/mod.rs:480:17
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 (i32::from(memory.read_cgb_lcd_ram((map + y_32 + x) as u16, 0) as i8) + 128)
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/mmu/mod.rs:593:13
[INFO] [stderr]     |
[INFO] [stderr] 593 |             (red | half_green_low)
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.72s
[INFO] running `"docker" "inspect" "bebccea1d8d0061dd9b451ee92de98c27cba606d7742e90bbd8a6df3d632a53a"`
[INFO] running `"docker" "rm" "-f" "bebccea1d8d0061dd9b451ee92de98c27cba606d7742e90bbd8a6df3d632a53a"`
[INFO] [stdout] bebccea1d8d0061dd9b451ee92de98c27cba606d7742e90bbd8a6df3d632a53a