[INFO] cloning repository https://github.com/davidhollis/rust-gba-scratchpad
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/davidhollis/rust-gba-scratchpad" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhollis%2Frust-gba-scratchpad", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhollis%2Frust-gba-scratchpad'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2d02fd4839bca33f6ef4167e5f83af3db7c517ff
[INFO] testing davidhollis/rust-gba-scratchpad against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdavidhollis%2Frust-gba-scratchpad" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/davidhollis/rust-gba-scratchpad on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-29/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-29/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/davidhollis/rust-gba-scratchpad
[INFO] finished tweaking git repo https://github.com/davidhollis/rust-gba-scratchpad
[INFO] tweaked toml for git repo https://github.com/davidhollis/rust-gba-scratchpad written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/davidhollis/rust-gba-scratchpad already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded voladdress v0.4.5
[INFO] [stderr]   Downloaded gba v0.5.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 778f66dd64304e4ce131ea8999bf35240ae52da63670da643a07bee70ee8b385
[INFO] running `Command { std: "docker" "start" "-a" "778f66dd64304e4ce131ea8999bf35240ae52da63670da643a07bee70ee8b385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "778f66dd64304e4ce131ea8999bf35240ae52da63670da643a07bee70ee8b385", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "778f66dd64304e4ce131ea8999bf35240ae52da63670da643a07bee70ee8b385", kill_on_drop: false }`
[INFO] [stdout] 778f66dd64304e4ce131ea8999bf35240ae52da63670da643a07bee70ee8b385
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5746c78346a20648ca5280e28070533afd8ff1a5cf1f79aaaeae5699ee9fe91a
[INFO] running `Command { std: "docker" "start" "-a" "5746c78346a20648ca5280e28070533afd8ff1a5cf1f79aaaeae5699ee9fe91a", kill_on_drop: false }`
[INFO] [stderr]    Compiling gba v0.5.2
[INFO] [stderr]    Compiling voladdress v0.4.5
[INFO] [stderr]    Compiling gbamath v0.1.0 (/opt/rustwide/workdir/lib/gbamath)
[INFO] [stderr]    Compiling gbainputs v0.1.0 (/opt/rustwide/workdir/lib/gbainputs)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gba-0.5.2/src/lib.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(asm, global_asm, isa_attribute)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gba` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5746c78346a20648ca5280e28070533afd8ff1a5cf1f79aaaeae5699ee9fe91a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5746c78346a20648ca5280e28070533afd8ff1a5cf1f79aaaeae5699ee9fe91a", kill_on_drop: false }`
[INFO] [stdout] 5746c78346a20648ca5280e28070533afd8ff1a5cf1f79aaaeae5699ee9fe91a