[INFO] cloning repository https://github.com/anden3/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/anden3/gameboy-emulator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanden3%2Fgameboy-emulator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanden3%2Fgameboy-emulator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bdb48685a90944fa013a4cf10892d0ea91380df4
[INFO] testing anden3/gameboy-emulator against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fanden3%2Fgameboy-emulator" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/anden3/gameboy-emulator on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/anden3/gameboy-emulator
[INFO] finished tweaking git repo https://github.com/anden3/gameboy-emulator
[INFO] tweaked toml for git repo https://github.com/anden3/gameboy-emulator written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/anden3/gameboy-emulator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5796ea5299b2f4413bcbfeb6e65cab3be1b73aed0f1a58f2fade1858f4c06c9b
[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" "5796ea5299b2f4413bcbfeb6e65cab3be1b73aed0f1a58f2fade1858f4c06c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5796ea5299b2f4413bcbfeb6e65cab3be1b73aed0f1a58f2fade1858f4c06c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5796ea5299b2f4413bcbfeb6e65cab3be1b73aed0f1a58f2fade1858f4c06c9b", kill_on_drop: false }`
[INFO] [stdout] 5796ea5299b2f4413bcbfeb6e65cab3be1b73aed0f1a58f2fade1858f4c06c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04ae089f01d64311d7805c1c2578c5ea4d1b86c232d487b0c096f2cae5edd346
[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" "04ae089f01d64311d7805c1c2578c5ea4d1b86c232d487b0c096f2cae5edd346", kill_on_drop: false }`
[INFO] [stderr]    Compiling gameboy-emulator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `step` in module `cpu`
[INFO] [stdout]  --> src/main.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 |     cpu::step();
[INFO] [stdout]   |          ^^^^ not found in `cpu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/cpu.rs:166:26
[INFO] [stdout]     |
[INFO] [stdout] 166 |     fn pop(&mut self) -> u16 {}
[INFO] [stdout]     |        ---               ^^^ expected `u16`, found `()`
[INFO] [stdout]     |        |
[INFO] [stdout]     |        implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[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" "04ae089f01d64311d7805c1c2578c5ea4d1b86c232d487b0c096f2cae5edd346", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04ae089f01d64311d7805c1c2578c5ea4d1b86c232d487b0c096f2cae5edd346", kill_on_drop: false }`
[INFO] [stdout] 04ae089f01d64311d7805c1c2578c5ea4d1b86c232d487b0c096f2cae5edd346