[INFO] cloning repository https://github.com/ZacJoffe/gameboy-emulator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ZacJoffe/gameboy-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacJoffe%2Fgameboy-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacJoffe%2Fgameboy-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 367a93884a4ba543759d7b0a20824e66e8e61af5
[INFO] testing ZacJoffe/gameboy-emulator against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FZacJoffe%2Fgameboy-emulator" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ZacJoffe/gameboy-emulator on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ZacJoffe/gameboy-emulator
[INFO] finished tweaking git repo https://github.com/ZacJoffe/gameboy-emulator
[INFO] tweaked toml for git repo https://github.com/ZacJoffe/gameboy-emulator written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/ZacJoffe/gameboy-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 699e5a596f4d833942c20eba1eac0d5a286cc7e5d8d40a0ebbb22ebbbe418537
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "699e5a596f4d833942c20eba1eac0d5a286cc7e5d8d40a0ebbb22ebbbe418537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "699e5a596f4d833942c20eba1eac0d5a286cc7e5d8d40a0ebbb22ebbbe418537", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "699e5a596f4d833942c20eba1eac0d5a286cc7e5d8d40a0ebbb22ebbbe418537", kill_on_drop: false }`
[INFO] [stdout] 699e5a596f4d833942c20eba1eac0d5a286cc7e5d8d40a0ebbb22ebbbe418537
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1225a0decc23f78da2a7a39f3cfe0e4c21b60cb257df3b2f9ffb5ea44fadfc1e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1225a0decc23f78da2a7a39f3cfe0e4c21b60cb257df3b2f9ffb5ea44fadfc1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling gameboy-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0616]: field `vram` of struct `gpu::GPU` is private
[INFO] [stdout]   --> src/memory_bus.rs:60:47
[INFO] [stdout]    |
[INFO] [stdout] 60 |             VRAM_START..=VRAM_END => self.gpu.vram[(address - VRAM_START) as usize],
[INFO] [stdout]    |                                               ^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0616]: field `vram` of struct `gpu::GPU` is private
[INFO] [stdout]   --> src/memory_bus.rs:64:45
[INFO] [stdout]    |
[INFO] [stdout] 64 |             OAM_START..=OAM_END => self.gpu.vram[(address - OAM_START) as usize],
[INFO] [stdout]    |                                             ^^^^ private field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0616`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gameboy-emulator`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "1225a0decc23f78da2a7a39f3cfe0e4c21b60cb257df3b2f9ffb5ea44fadfc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1225a0decc23f78da2a7a39f3cfe0e4c21b60cb257df3b2f9ffb5ea44fadfc1e", kill_on_drop: false }`
[INFO] [stdout] 1225a0decc23f78da2a7a39f3cfe0e4c21b60cb257df3b2f9ffb5ea44fadfc1e