[INFO] cloning repository https://github.com/kotetuco/Rust-BareMetal-GBA-Sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kotetuco/Rust-BareMetal-GBA-Sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkotetuco%2FRust-BareMetal-GBA-Sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkotetuco%2FRust-BareMetal-GBA-Sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bcbba6bf21787d7519c125f223fa46a3cec80fc
[INFO] testing kotetuco/Rust-BareMetal-GBA-Sample against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkotetuco%2FRust-BareMetal-GBA-Sample" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kotetuco/Rust-BareMetal-GBA-Sample on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kotetuco/Rust-BareMetal-GBA-Sample
[INFO] finished tweaking git repo https://github.com/kotetuco/Rust-BareMetal-GBA-Sample
[INFO] tweaked toml for git repo https://github.com/kotetuco/Rust-BareMetal-GBA-Sample written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/kotetuco/Rust-BareMetal-GBA-Sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 006981c8fc944f3c2101b434c5a5fd963310496f664e30bab72d69734545cc5e
[INFO] running `Command { std: "docker" "start" "-a" "006981c8fc944f3c2101b434c5a5fd963310496f664e30bab72d69734545cc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "006981c8fc944f3c2101b434c5a5fd963310496f664e30bab72d69734545cc5e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "006981c8fc944f3c2101b434c5a5fd963310496f664e30bab72d69734545cc5e", kill_on_drop: false }`
[INFO] [stdout] 006981c8fc944f3c2101b434c5a5fd963310496f664e30bab72d69734545cc5e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 667d32bc3316fa31e6797b052f3e27ef827d33f97c65298b8b92de725b3aefab
[INFO] running `Command { std: "docker" "start" "-a" "667d32bc3316fa31e6797b052f3e27ef827d33f97c65298b8b92de725b3aefab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rust-basemetal-gba v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![feature(lang_items)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/graphics.rs:92:39
[INFO] [stdout]    |
[INFO] [stdout] 92 |             self.draw_char(character, (x + offset_x), y, color);
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around method argument
[INFO] [stdout]   --> src/lib.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                          (radius + 1),
[INFO] [stdout]    |                          ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_fmt`
[INFO] [stdout]   --> src/lib.rs:52:1
[INFO] [stdout]    |
[INFO] [stdout] 52 | pub extern fn panic_fmt() -> ! {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: the lang item is first defined in crate `core` (which `rust_basemetal_gba` depends on)
[INFO] [stdout]    = note: first definition in `core` loaded from /opt/rustwide/rustup-home/toolchains/beta-2021-09-08-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8ef7dd43fc671f88.rlib
[INFO] [stdout]    = note: second definition in the local crate (`rust_basemetal_gba`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: `#[panic_handler]` function required, but not found
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0152, E0554.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-basemetal-gba` due to 4 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "667d32bc3316fa31e6797b052f3e27ef827d33f97c65298b8b92de725b3aefab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "667d32bc3316fa31e6797b052f3e27ef827d33f97c65298b8b92de725b3aefab", kill_on_drop: false }`
[INFO] [stdout] 667d32bc3316fa31e6797b052f3e27ef827d33f97c65298b8b92de725b3aefab