[INFO] cloning repository https://github.com/xiaowang7777/rust-raspberrypi-OS-study
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xiaowang7777/rust-raspberrypi-OS-study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaowang7777%2Frust-raspberrypi-OS-study", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaowang7777%2Frust-raspberrypi-OS-study'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5261b4f423de856d1a72e20c1d67daa6f60a3d9b
[INFO] building xiaowang7777/rust-raspberrypi-OS-study against master#70591dc15db32941fe3595fdbf98e58d6975f95e for pr-127731
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxiaowang7777%2Frust-raspberrypi-OS-study" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/xiaowang7777/rust-raspberrypi-OS-study on toolchain 70591dc15db32941fe3595fdbf98e58d6975f95e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/xiaowang7777/rust-raspberrypi-OS-study
[INFO] finished tweaking git repo https://github.com/xiaowang7777/rust-raspberrypi-OS-study
[INFO] tweaked toml for git repo https://github.com/xiaowang7777/rust-raspberrypi-OS-study written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/xiaowang7777/rust-raspberrypi-OS-study 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" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tock-registers v0.8.1
[INFO] [stderr]   Downloaded cortex-a v8.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1065c3e2ad5b6c8874f401890b0c356749e66d3c9e3d02b190b39a0deab363ce
[INFO] running `Command { std: "docker" "start" "-a" "1065c3e2ad5b6c8874f401890b0c356749e66d3c9e3d02b190b39a0deab363ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1065c3e2ad5b6c8874f401890b0c356749e66d3c9e3d02b190b39a0deab363ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1065c3e2ad5b6c8874f401890b0c356749e66d3c9e3d02b190b39a0deab363ce", kill_on_drop: false }`
[INFO] [stdout] 1065c3e2ad5b6c8874f401890b0c356749e66d3c9e3d02b190b39a0deab363ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+70591dc15db32941fe3595fdbf98e58d6975f95e" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 163359fe231f062e61577d18e2a85987218bdb5ad97fe2969b336021a68cf525
[INFO] running `Command { std: "docker" "start" "-a" "163359fe231f062e61577d18e2a85987218bdb5ad97fe2969b336021a68cf525", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-raspberrypi-OS-study v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: Add the target_arch to above's check if the following code is safe to use
[INFO] [stdout]  --> src/panic_wait.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     compile_error!("Add the target_arch to above's check if the following code is safe to use");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `cortex_a`
[INFO] [stdout]  --> src/./_arch/aarch64/cpu.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use cortex_a::asm;
[INFO] [stdout]   |     ^^^^^^^^ use of undeclared crate or module `cortex_a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `driver` in `bsp`
[INFO] [stdout]   --> src/main.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |     if let Err(x) = bsp::driver::init() {
[INFO] [stdout]    |                          ^^^^^^ could not find `driver` in `bsp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: could not find `memory` in `bsp`
[INFO] [stdout]   --> src/main.rs:70:37
[INFO] [stdout]    |
[INFO] [stdout] 70 |     let kernel_addr: *mut u8 = bsp::memory::board_default_load_addr() as *mut u8;
[INFO] [stdout]    |                                     ^^^^^^ could not find `memory` in `bsp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `board_name` in module `bsp`
[INFO] [stdout]   --> src/main.rs:47:29
[INFO] [stdout]    |
[INFO] [stdout] 47 |     println!("{:^37}", bsp::board_name());
[INFO] [stdout]    |                             ^^^^^^^^^^ not found in `bsp`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unwinding panics are not supported without std
[INFO] [stdout]   |
[INFO] [stdout]   = help: using nightly cargo, use -Zbuild-std with panic="abort" to avoid unwinding
[INFO] [stdout]   = note: since the core library is usually precompiled with panic="unwind", rebuilding your crate with panic="abort" may not be enough to fix the problem
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `panic_info_message` has been stable since 1.81.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | #![feature(panic_info_message)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `unwrap_or` found for struct `PanicMessage` in the current scope
[INFO] [stdout]   --> src/panic_wait.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |         info.message().unwrap_or(&format_args!("")),
[INFO] [stdout]    |                        ^^^^^^^^^ method not found in `PanicMessage<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 7 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0432, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-raspberrypi-OS-study` (bin "kernel") due to 8 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "163359fe231f062e61577d18e2a85987218bdb5ad97fe2969b336021a68cf525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "163359fe231f062e61577d18e2a85987218bdb5ad97fe2969b336021a68cf525", kill_on_drop: false }`
[INFO] [stdout] 163359fe231f062e61577d18e2a85987218bdb5ad97fe2969b336021a68cf525