[INFO] cloning repository https://github.com/passingduck/RUST_RTOS
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/passingduck/RUST_RTOS" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassingduck%2FRUST_RTOS", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassingduck%2FRUST_RTOS'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b4540a935928d982ea319ba10a87167d98263b19
[INFO] testing passingduck/RUST_RTOS against beta-2025-09-21 for beta-1.91-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassingduck%2FRUST_RTOS" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/passingduck/RUST_RTOS
[INFO] finished tweaking git repo https://github.com/passingduck/RUST_RTOS
[INFO] tweaked toml for git repo https://github.com/passingduck/RUST_RTOS written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/passingduck/RUST_RTOS on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/passingduck/RUST_RTOS 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" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0d6fa805bbaec000d6c0b807f1da57b8fdbf7b9422da1ce46715763c53b3e6d
[INFO] running `Command { std: "docker" "start" "-a" "f0d6fa805bbaec000d6c0b807f1da57b8fdbf7b9422da1ce46715763c53b3e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0d6fa805bbaec000d6c0b807f1da57b8fdbf7b9422da1ce46715763c53b3e6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0d6fa805bbaec000d6c0b807f1da57b8fdbf7b9422da1ce46715763c53b3e6d", kill_on_drop: false }`
[INFO] [stdout] f0d6fa805bbaec000d6c0b807f1da57b8fdbf7b9422da1ce46715763c53b3e6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e094ca3508b5a1ac8362680f444aff7cebdf2f2b164e2449d1c83a0d6549e688
[INFO] running `Command { std: "docker" "start" "-a" "e094ca3508b5a1ac8362680f444aff7cebdf2f2b164e2449d1c83a0d6549e688", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.23
[INFO] [stderr]    Compiling nucleo-f746zg-minimal v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0624]: method `assemble` is private
[INFO] [stdout]     --> build.rs:7:10
[INFO] [stdout]      |
[INFO] [stdout]    7 |         .assemble("startup");      // libstartup.a 생성
[INFO] [stdout]      |          ^^^^^^^^ private method
[INFO] [stdout]      |
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cc-1.2.23/src/lib.rs:2587:5
[INFO] [stdout]      |
[INFO] [stdout] 2587 |     fn assemble(&self, lib_name: &str, dst: &Path, objs: &[Object]) -> Result<(), Error> {
[INFO] [stdout]      |     ------------------------------------------------------------------------------------ private method defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0624`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nucleo-f746zg-minimal` (build script) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e094ca3508b5a1ac8362680f444aff7cebdf2f2b164e2449d1c83a0d6549e688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e094ca3508b5a1ac8362680f444aff7cebdf2f2b164e2449d1c83a0d6549e688", kill_on_drop: false }`
[INFO] [stdout] e094ca3508b5a1ac8362680f444aff7cebdf2f2b164e2449d1c83a0d6549e688