[INFO] fetching crate mpsgraph 0.2.0...
[INFO] testing mpsgraph-0.2.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate mpsgraph 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate mpsgraph 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mpsgraph 0.2.0
[INFO] tweaked toml for crates.io crate mpsgraph 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpsgraph 0.2.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mpsgraph 0.2.0 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22db74d1db543a36fdab28c402dd96078bfd0381e94c7f7b7ab6f67981278bb8
[INFO] running `Command { std: "docker" "start" "-a" "22db74d1db543a36fdab28c402dd96078bfd0381e94c7f7b7ab6f67981278bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22db74d1db543a36fdab28c402dd96078bfd0381e94c7f7b7ab6f67981278bb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22db74d1db543a36fdab28c402dd96078bfd0381e94c7f7b7ab6f67981278bb8", kill_on_drop: false }`
[INFO] [stdout] 22db74d1db543a36fdab28c402dd96078bfd0381e94c7f7b7ab6f67981278bb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5720be57bf145b04ff17a6ec67842a75b3289bc02c8cb1b57b7b096d2c945697
[INFO] running `Command { std: "docker" "start" "-a" "5720be57bf145b04ff17a6ec67842a75b3289bc02c8cb1b57b7b096d2c945697", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling objc2 v0.6.1
[INFO] [stderr]    Compiling objc2-encode v4.1.0
[INFO] [stderr]    Compiling core-foundation-sys v0.8.7
[INFO] [stderr]    Compiling foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling mpsgraph v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling block v0.1.6
[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/objc2-0.6.1/src/lib.rs:210:1
[INFO] [stdout]     |
[INFO] [stdout] 210 | 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 quote v1.0.38
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling core-foundation v0.10.0
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling objc v0.2.7
[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" "5720be57bf145b04ff17a6ec67842a75b3289bc02c8cb1b57b7b096d2c945697", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5720be57bf145b04ff17a6ec67842a75b3289bc02c8cb1b57b7b096d2c945697", kill_on_drop: false }`
[INFO] [stdout] 5720be57bf145b04ff17a6ec67842a75b3289bc02c8cb1b57b7b096d2c945697