[INFO] fetching crate shuru-darwin 0.1.1...
[INFO] testing shuru-darwin-0.1.1 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate shuru-darwin 0.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate shuru-darwin 0.1.1
[INFO] finished tweaking crates.io crate shuru-darwin 0.1.1
[INFO] tweaked toml for crates.io crate shuru-darwin 0.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate shuru-darwin 0.1.1 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 shuru-darwin 0.1.1 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 block2 v0.6.2
[INFO] [stderr]   Downloaded dispatch2 v0.3.1
[INFO] [stderr]   Downloaded objc2-virtualization v0.3.2
[INFO] [stderr]   Downloaded objc2 v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fc0ce7b51e56c5d0a7ca69c87dc992364017bb0faa59753e95aa0a7f8e015682
[INFO] running `Command { std: "docker" "start" "-a" "fc0ce7b51e56c5d0a7ca69c87dc992364017bb0faa59753e95aa0a7f8e015682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc0ce7b51e56c5d0a7ca69c87dc992364017bb0faa59753e95aa0a7f8e015682", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc0ce7b51e56c5d0a7ca69c87dc992364017bb0faa59753e95aa0a7f8e015682", kill_on_drop: false }`
[INFO] [stdout] fc0ce7b51e56c5d0a7ca69c87dc992364017bb0faa59753e95aa0a7f8e015682
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 0cdb60d84c93d9b932641142058d7209c4e2fbe0a55096f2dd9b36f162dfdee6
[INFO] running `Command { std: "docker" "start" "-a" "0cdb60d84c93d9b932641142058d7209c4e2fbe0a55096f2dd9b36f162dfdee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling objc2 v0.6.4
[INFO] [stderr]    Compiling objc2-encode v4.1.0
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[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 crossbeam-channel v0.5.15
[INFO] [stderr] error: could not compile `objc2` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "0cdb60d84c93d9b932641142058d7209c4e2fbe0a55096f2dd9b36f162dfdee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cdb60d84c93d9b932641142058d7209c4e2fbe0a55096f2dd9b36f162dfdee6", kill_on_drop: false }`
[INFO] [stdout] 0cdb60d84c93d9b932641142058d7209c4e2fbe0a55096f2dd9b36f162dfdee6