[INFO] fetching crate ringio 0.1.0...
[INFO] testing ringio-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ringio 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate ringio 0.1.0
[INFO] finished tweaking crates.io crate ringio 0.1.0
[INFO] tweaked toml for crates.io crate ringio 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ringio 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ringio 0.1.0 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded origin v0.25.1
[INFO] [stderr]   Downloaded rustix-futex-sync v0.3.0
[INFO] [stderr]   Downloaded unwinding v0.2.5
[INFO] [stderr]   Downloaded rustix-uring v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79ce1aee871f21c33a50689bb20fc2f49e9992ed0ca9219ed7eeae482e021d8c
[INFO] running `Command { std: "docker" "start" "-a" "79ce1aee871f21c33a50689bb20fc2f49e9992ed0ca9219ed7eeae482e021d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79ce1aee871f21c33a50689bb20fc2f49e9992ed0ca9219ed7eeae482e021d8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ce1aee871f21c33a50689bb20fc2f49e9992ed0ca9219ed7eeae482e021d8c", kill_on_drop: false }`
[INFO] [stdout] 79ce1aee871f21c33a50689bb20fc2f49e9992ed0ca9219ed7eeae482e021d8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 6d442891385fb09757a563aaae129436fac58dc3ea5bcf7b83fd1e527b257174
[INFO] running `Command { std: "docker" "start" "-a" "6d442891385fb09757a563aaae129436fac58dc3ea5bcf7b83fd1e527b257174", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.2
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling linux-raw-sys v0.9.2
[INFO] [stderr]    Compiling bitflags v2.9.0
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling unwinding v0.2.5
[INFO] [stdout] error: unsafe attribute used without unsafe
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/unwinding-0.2.5/src/unwinder/arch/x86_64.rs:61:3
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[naked]
[INFO] [stdout]    |   ^^^^^ usage of unsafe attribute
[INFO] [stdout]    |
[INFO] [stdout] help: wrap the attribute in `unsafe(...)`
[INFO] [stdout]    |
[INFO] [stdout] 61 | #[unsafe(naked)]
[INFO] [stdout]    |   +++++++     +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `unwinding` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "6d442891385fb09757a563aaae129436fac58dc3ea5bcf7b83fd1e527b257174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d442891385fb09757a563aaae129436fac58dc3ea5bcf7b83fd1e527b257174", kill_on_drop: false }`
[INFO] [stdout] 6d442891385fb09757a563aaae129436fac58dc3ea5bcf7b83fd1e527b257174