[INFO] fetching crate pmetal-mhc 0.4.0...
[INFO] testing pmetal-mhc-0.4.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate pmetal-mhc 0.4.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pmetal-mhc 0.4.0
[INFO] finished tweaking crates.io crate pmetal-mhc 0.4.0
[INFO] tweaked toml for crates.io crate pmetal-mhc 0.4.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pmetal-mhc 0.4.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pmetal-mhc 0.4.0 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pmetal-core v0.4.0
[INFO] [stderr]   Downloaded alloca v0.4.0
[INFO] [stderr]   Downloaded page_size v0.6.0
[INFO] [stderr]   Downloaded criterion-plot v0.8.2
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.42
[INFO] [stderr]   Downloaded criterion v0.8.2
[INFO] [stderr]   Downloaded rand_distr v0.6.0
[INFO] [stderr]   Downloaded serde_yaml_ng v0.10.0
[INFO] [stderr]   Downloaded zerocopy v0.8.42
[INFO] [stderr]   Downloaded ndarray v0.17.2
[INFO] [stderr]   Downloaded objc2-metal v0.3.2
[INFO] [stderr]   Downloaded pmetal-metal v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd348837cc44aa30bd0137c39d8694189fce3156f19c192bc89edb682b5aa697
[INFO] running `Command { std: "docker" "start" "-a" "bd348837cc44aa30bd0137c39d8694189fce3156f19c192bc89edb682b5aa697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd348837cc44aa30bd0137c39d8694189fce3156f19c192bc89edb682b5aa697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd348837cc44aa30bd0137c39d8694189fce3156f19c192bc89edb682b5aa697", kill_on_drop: false }`
[INFO] [stdout] bd348837cc44aa30bd0137c39d8694189fce3156f19c192bc89edb682b5aa697
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8bd3bda73a112c907254cb897d9ce102c8f2513a43235a2999ad1930e4b5182f
[INFO] running `Command { std: "docker" "start" "-a" "8bd3bda73a112c907254cb897d9ce102c8f2513a43235a2999ad1930e4b5182f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.183
[INFO] [stderr]    Compiling objc2 v0.6.4
[INFO] [stderr]    Compiling objc2-encode v4.1.0
[INFO] [stderr]    Compiling bitflags v2.11.0
[INFO] [stderr]    Compiling zerocopy v0.8.42
[INFO] [stderr]    Compiling rand_core v0.10.0
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling cc v1.2.57
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling zeroize v1.8.2
[INFO] [stderr]    Compiling ryu v1.0.23
[INFO] [stderr]    Compiling option-ext v0.2.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling secrecy v0.10.3
[INFO] [stderr]    Compiling rawpointer v0.2.1
[INFO] [stderr]    Compiling chacha20 v0.10.0
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stdout] error: `objc2` only works on Apple platforms. Pass `--target aarch64-apple-darwin` or similar to compile for macOS.
[INFO] [stdout]        (If you're absolutely certain that you're using GNUStep, you can specify that with the `gnustep-x-y` Cargo feature instead).
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/objc2-0.6.4/src/lib.rs:219:1
[INFO] [stdout]     |
[INFO] [stdout] 219 | compile_error!("`objc2` only works on Apple platforms. Pass `--target aarch64-apple-darwin` or similar to compile for macOS.\n(If you're absolutely certain that you're using GNUStep, you can specify that with the `gnustep-x-y` Cargo feature instead).");
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling pmetal-metal v0.4.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling dirs-sys v0.5.0
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling mio v1.1.1
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr] error: could not compile `objc2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "8bd3bda73a112c907254cb897d9ce102c8f2513a43235a2999ad1930e4b5182f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bd3bda73a112c907254cb897d9ce102c8f2513a43235a2999ad1930e4b5182f", kill_on_drop: false }`
[INFO] [stdout] 8bd3bda73a112c907254cb897d9ce102c8f2513a43235a2999ad1930e4b5182f