[INFO] cloning repository https://github.com/TakaakiFuruse/blog_os
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TakaakiFuruse/blog_os" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakaakiFuruse%2Fblog_os", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakaakiFuruse%2Fblog_os'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4657375367f32e8cf9631d0ac5edf23d04f7d777
[INFO] testing TakaakiFuruse/blog_os against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakaakiFuruse%2Fblog_os" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TakaakiFuruse/blog_os on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-8/source/.cargo/config
[INFO] started tweaking git repo https://github.com/TakaakiFuruse/blog_os
[INFO] finished tweaking git repo https://github.com/TakaakiFuruse/blog_os
[INFO] tweaked toml for git repo https://github.com/TakaakiFuruse/blog_os written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/TakaakiFuruse/blog_os already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca0cb80ce9aa85179bba3f1bc470535bc2814261d9bbdc37efe4b4c703ed9639
[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" "ca0cb80ce9aa85179bba3f1bc470535bc2814261d9bbdc37efe4b4c703ed9639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca0cb80ce9aa85179bba3f1bc470535bc2814261d9bbdc37efe4b4c703ed9639", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca0cb80ce9aa85179bba3f1bc470535bc2814261d9bbdc37efe4b4c703ed9639", kill_on_drop: false }`
[INFO] [stdout] ca0cb80ce9aa85179bba3f1bc470535bc2814261d9bbdc37efe4b4c703ed9639
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bd9b7d8183a64eda11c1b882e56ea1cdc2036315ec1fe9fbe9d899650abcf72
[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" "5bd9b7d8183a64eda11c1b882e56ea1cdc2036315ec1fe9fbe9d899650abcf72", kill_on_drop: false }`
[INFO] [stderr]    Compiling bootloader v0.8.5
[INFO] [stderr]    Compiling blog_os v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: cannot find macro `laxy_static` in this scope
[INFO] [stdout]    --> src/vga_buffer.rs:130:1
[INFO] [stdout]     |
[INFO] [stdout] 130 | laxy_static!{
[INFO] [stdout]     | ^^^^^^^^^^^ help: a macro with a similar name exists: `lazy_static`
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.4.0/src/lib.rs:167:1
[INFO] [stdout]     |
[INFO] [stdout] 167 | macro_rules! lazy_static {
[INFO] [stdout]     | ------------------------ similarly named macro `lazy_static` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/vga_buffer.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blog_os` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "5bd9b7d8183a64eda11c1b882e56ea1cdc2036315ec1fe9fbe9d899650abcf72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bd9b7d8183a64eda11c1b882e56ea1cdc2036315ec1fe9fbe9d899650abcf72", kill_on_drop: false }`
[INFO] [stdout] 5bd9b7d8183a64eda11c1b882e56ea1cdc2036315ec1fe9fbe9d899650abcf72