[INFO] cloning repository https://github.com/charlesferir/rusty-kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charlesferir/rusty-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlesferir%2Frusty-kernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlesferir%2Frusty-kernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84cc55c5623bfe5be75f21d0712dc1f45e88c540
[INFO] checking charlesferir/rusty-kernel against try#e117153a45c546e883c1f91d82611775fcaeffe0 for pr-146470
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharlesferir%2Frusty-kernel" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/charlesferir/rusty-kernel
[INFO] finished tweaking git repo https://github.com/charlesferir/rusty-kernel
[INFO] tweaked toml for git repo https://github.com/charlesferir/rusty-kernel written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/charlesferir/rusty-kernel on toolchain e117153a45c546e883c1f91d82611775fcaeffe0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/charlesferir/rusty-kernel 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" "+e117153a45c546e883c1f91d82611775fcaeffe0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded aarch64-cpu v9.3.1
[INFO] [stderr]   Downloaded tock-registers v0.8.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b526c209eddefb187599d51e4ac7505f06cd69dfb24db227884c8056adc016cb
[INFO] running `Command { std: "docker" "start" "-a" "b526c209eddefb187599d51e4ac7505f06cd69dfb24db227884c8056adc016cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b526c209eddefb187599d51e4ac7505f06cd69dfb24db227884c8056adc016cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b526c209eddefb187599d51e4ac7505f06cd69dfb24db227884c8056adc016cb", kill_on_drop: false }`
[INFO] [stdout] b526c209eddefb187599d51e4ac7505f06cd69dfb24db227884c8056adc016cb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+e117153a45c546e883c1f91d82611775fcaeffe0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f104ca6f482ef3782f9382afcc9006fa01a8a4712e078bc8b25d55a397da5bd2
[INFO] running `Command { std: "docker" "start" "-a" "f104ca6f482ef3782f9382afcc9006fa01a8a4712e078bc8b25d55a397da5bd2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-kernel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `arch_cpu`
[INFO] [stdout]   --> src/cpu.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub use arch_cpu::wait_forever;
[INFO] [stdout]    |         ^^^^^^^^ use of unresolved module or unlinked crate `arch_cpu`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `arch_cpu`, use `cargo add arch_cpu` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusty-kernel` (bin "rusty-kernel") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "f104ca6f482ef3782f9382afcc9006fa01a8a4712e078bc8b25d55a397da5bd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f104ca6f482ef3782f9382afcc9006fa01a8a4712e078bc8b25d55a397da5bd2", kill_on_drop: false }`
[INFO] [stdout] f104ca6f482ef3782f9382afcc9006fa01a8a4712e078bc8b25d55a397da5bd2