[INFO] cloning repository https://github.com/0xklkuo/rustos
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/0xklkuo/rustos" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xklkuo%2Frustos", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xklkuo%2Frustos'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 676bce80a375244c4e6c07c8182e87b09a384558
[INFO] checking 0xklkuo/rustos against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F0xklkuo%2Frustos" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-5-tc1/source/rust-toolchain.toml
[INFO] started tweaking git repo https://github.com/0xklkuo/rustos
[INFO] finished tweaking git repo https://github.com/0xklkuo/rustos
[INFO] tweaked toml for git repo https://github.com/0xklkuo/rustos written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/0xklkuo/rustos on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/0xklkuo/rustos 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded const_fn v0.4.12
[INFO] [stderr]   Downloaded volatile v0.4.6
[INFO] [stderr]   Downloaded ptr_meta v0.3.1
[INFO] [stderr]   Downloaded uefi-macros v0.19.0
[INFO] [stderr]   Downloaded ptr_meta_derive v0.3.1
[INFO] [stderr]   Downloaded ucs2 v0.3.3
[INFO] [stderr]   Downloaded uguid v2.2.1
[INFO] [stderr]   Downloaded uefi-raw v0.14.0
[INFO] [stderr]   Downloaded uefi v0.37.0
[INFO] [stderr]   Downloaded x86_64 v0.15.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 600bdb7ecbcdfb2a203a5b908a922a25d0db46829ca77789e095c8dcc9608e8e
[INFO] running `Command { std: "docker" "start" "-a" "600bdb7ecbcdfb2a203a5b908a922a25d0db46829ca77789e095c8dcc9608e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "600bdb7ecbcdfb2a203a5b908a922a25d0db46829ca77789e095c8dcc9608e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "600bdb7ecbcdfb2a203a5b908a922a25d0db46829ca77789e095c8dcc9608e8e", kill_on_drop: false }`
[INFO] [stdout] 600bdb7ecbcdfb2a203a5b908a922a25d0db46829ca77789e095c8dcc9608e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75e6d0a31dd3e0df93d0b7293b0d6dad68d02659a2303ab366bf755ff1c321dc
[INFO] running `Command { std: "docker" "start" "-a" "75e6d0a31dd3e0df93d0b7293b0d6dad68d02659a2303ab366bf755ff1c321dc", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking bit_field v0.10.3
[INFO] [stderr]    Compiling rustversion v1.0.22
[INFO] [stderr]    Compiling const_fn v0.4.12
[INFO] [stderr]     Checking uguid v2.2.1
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking volatile v0.4.6
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking ucs2 v0.3.3
[INFO] [stderr]     Checking nucleus v0.1.0 (/opt/rustwide/workdir/nucleus)
[INFO] [stderr]     Checking xtask v0.1.0 (/opt/rustwide/workdir/xtask)
[INFO] [stderr]     Checking uefi-raw v0.14.0
[INFO] [stderr]     Checking x86_64 v0.15.4
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/x86_64-0.15.4/src/lib.rs:5:44
[INFO] [stdout]   |
[INFO] [stdout] 5 | #![cfg_attr(feature = "abi_x86_interrupt", feature(abi_x86_interrupt))]
[INFO] [stdout]   |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `x86_64` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "75e6d0a31dd3e0df93d0b7293b0d6dad68d02659a2303ab366bf755ff1c321dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e6d0a31dd3e0df93d0b7293b0d6dad68d02659a2303ab366bf755ff1c321dc", kill_on_drop: false }`
[INFO] [stdout] 75e6d0a31dd3e0df93d0b7293b0d6dad68d02659a2303ab366bf755ff1c321dc
