[INFO] cloning repository https://github.com/nicklaustrup/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/nicklaustrup/gameboy_emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicklaustrup%2Fgameboy_emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicklaustrup%2Fgameboy_emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f5c8f8878bce8506b444c22586dcb834335a4ce8
[INFO] checking nicklaustrup/gameboy_emulator against master#a5db378dc14a40dd1580c27fb8362156446382c3 for pr-136490
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicklaustrup%2Fgameboy_emulator" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicklaustrup/gameboy_emulator on toolchain a5db378dc14a40dd1580c27fb8362156446382c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nicklaustrup/gameboy_emulator
[INFO] finished tweaking git repo https://github.com/nicklaustrup/gameboy_emulator
[INFO] tweaked toml for git repo https://github.com/nicklaustrup/gameboy_emulator written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/nicklaustrup/gameboy_emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb9423c4ed11eae8b0eb38cc372cffc2d106f274c2febf7031ec5e98d55a99f2
[INFO] running `Command { std: "docker" "start" "-a" "eb9423c4ed11eae8b0eb38cc372cffc2d106f274c2febf7031ec5e98d55a99f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb9423c4ed11eae8b0eb38cc372cffc2d106f274c2febf7031ec5e98d55a99f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb9423c4ed11eae8b0eb38cc372cffc2d106f274c2febf7031ec5e98d55a99f2", kill_on_drop: false }`
[INFO] [stdout] eb9423c4ed11eae8b0eb38cc372cffc2d106f274c2febf7031ec5e98d55a99f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c80049f3b88b82089a44e0f06d0d6029d44b96b7257e55a1cd63dbc9f4c33334" "/opt/rustwide/cargo-home/bin/cargo" "+a5db378dc14a40dd1580c27fb8362156446382c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9861c9f584ff3e7b0be5818d19d5577f8c0fa018950f0154b4722b3bfc11cd1f
[INFO] running `Command { std: "docker" "start" "-a" "9861c9f584ff3e7b0be5818d19d5577f8c0fa018950f0154b4722b3bfc11cd1f", kill_on_drop: false }`
[INFO] [stderr]     Checking emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0609]: no field `registers` on type `&mut CPU`
[INFO] [stdout]   --> src/main.rs:63:34
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let value = self.registers.c;
[INFO] [stdout]    |                                  ^^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `registers` on type `&mut CPU`
[INFO] [stdout]   --> src/main.rs:63:34
[INFO] [stdout]    |
[INFO] [stdout] 63 |                 let value = self.registers.c;
[INFO] [stdout]    |                                  ^^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `registers` on type `&mut CPU`
[INFO] [stdout]   --> src/main.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 self.registers.a = new_value;
[INFO] [stdout]    |                      ^^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `registers` on type `&mut CPU`
[INFO] [stdout]   --> src/main.rs:65:22
[INFO] [stdout]    |
[INFO] [stdout] 65 |                 self.registers.a = new_value;
[INFO] [stdout]    |                      ^^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `registers` on type `&mut CPU`
[INFO] [stdout]   --> src/main.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 |           let (new_value, did_overflow) = self.registers.a.overflowing_add(value);
[INFO] [stdout]    |                                                ^^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0609]: no field `registers` on type `&mut CPU`
[INFO] [stdout]   --> src/main.rs:74:48
[INFO] [stdout]    |
[INFO] [stdout] 74 |           let (new_value, did_overflow) = self.registers.a.overflowing_add(value);
[INFO] [stdout]    |                                                ^^^^^^^^^ unknown field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0609`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `emulator` (bin "emulator") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `emulator` (bin "emulator" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "9861c9f584ff3e7b0be5818d19d5577f8c0fa018950f0154b4722b3bfc11cd1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9861c9f584ff3e7b0be5818d19d5577f8c0fa018950f0154b4722b3bfc11cd1f", kill_on_drop: false }`
[INFO] [stdout] 9861c9f584ff3e7b0be5818d19d5577f8c0fa018950f0154b4722b3bfc11cd1f