[INFO] cloning repository https://github.com/0yoyoyo/ponkan-kernel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0yoyoyo/ponkan-kernel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0yoyoyo%2Fponkan-kernel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0yoyoyo%2Fponkan-kernel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c4661cbf4eb69d3ea10dda3a0175caa230dbe635
[INFO] building 0yoyoyo/ponkan-kernel against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0yoyoyo%2Fponkan-kernel" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/0yoyoyo/ponkan-kernel on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0-tc2/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/0yoyoyo/ponkan-kernel
[INFO] finished tweaking git repo https://github.com/0yoyoyo/ponkan-kernel
[INFO] tweaked toml for git repo https://github.com/0yoyoyo/ponkan-kernel written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/0yoyoyo/ponkan-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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eb8643cd19b39fdbe0f6a1646ca426589c6c239e9831dd3c15857a6e5d3e95f1
[INFO] running `Command { std: "docker" "start" "-a" "eb8643cd19b39fdbe0f6a1646ca426589c6c239e9831dd3c15857a6e5d3e95f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb8643cd19b39fdbe0f6a1646ca426589c6c239e9831dd3c15857a6e5d3e95f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb8643cd19b39fdbe0f6a1646ca426589c6c239e9831dd3c15857a6e5d3e95f1", kill_on_drop: false }`
[INFO] [stdout] eb8643cd19b39fdbe0f6a1646ca426589c6c239e9831dd3c15857a6e5d3e95f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8932e9e9020b46af34884ddd63f5a448f5a3f6598d64df88e6f850846808cb95
[INFO] running `Command { std: "docker" "start" "-a" "8932e9e9020b46af34884ddd63f5a448f5a3f6598d64df88e6f850846808cb95", kill_on_drop: false }`
[INFO] [stderr]    Compiling ponkan-kernel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::log`
[INFO] [stdout]   --> src/logger.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub use crate::log;
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::BUF_CONSOLE`
[INFO] [stdout]   --> src/logger.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub use crate::BUF_CONSOLE;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::WriteBuffer`
[INFO] [stdout]   --> src/logger.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub use crate::WriteBuffer;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::fmt::Write`
[INFO] [stdout]   --> src/logger.rs:38:9
[INFO] [stdout]    |
[INFO] [stdout] 38 | pub use core::fmt::Write;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[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 `default_alloc_error_handler` has been stable since 1.68.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:4:12
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(default_alloc_error_handler)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ponkan-kernel` (bin "ponkan-kernel") due to 1 previous error; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "8932e9e9020b46af34884ddd63f5a448f5a3f6598d64df88e6f850846808cb95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8932e9e9020b46af34884ddd63f5a448f5a3f6598d64df88e6f850846808cb95", kill_on_drop: false }`
[INFO] [stdout] 8932e9e9020b46af34884ddd63f5a448f5a3f6598d64df88e6f850846808cb95
