[INFO] crate objc-foundation 0.1.1 is already in cache
[INFO] testing objc-foundation-0.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate objc-foundation 0.1.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate objc-foundation 0.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate objc-foundation 0.1.1
[INFO] finished tweaking crates.io crate objc-foundation 0.1.1
[INFO] tweaked toml for crates.io crate objc-foundation 0.1.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3323cc5e5a9a70c15f4f3b8024e7f640d12d9674256071d3f70edba448964c42
[INFO] running `"docker" "start" "-a" "3323cc5e5a9a70c15f4f3b8024e7f640d12d9674256071d3f70edba448964c42"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling block v0.1.6
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling objc v0.2.7
[INFO] [stderr]    Compiling objc_id v0.1.1
[INFO] [stderr]    Compiling objc-foundation v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> src/value.rs:20:29
[INFO] [stderr]    |
[INFO] [stderr] 20 |             let mut value = mem::uninitialized::<Self::Value>();
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `INSArray`
[INFO] [stderr]   --> src/dictionary.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     INSArray, INSFastEnumeration, INSCopying, INSObject,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stderr]   --> src/lib.rs:21:1
[INFO] [stderr]    |
[INFO] [stderr] 21 | #[link(name = "Foundation", kind = "framework")]
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0455`.
[INFO] [stderr] error: could not compile `objc-foundation`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3323cc5e5a9a70c15f4f3b8024e7f640d12d9674256071d3f70edba448964c42"`
[INFO] running `"docker" "rm" "-f" "3323cc5e5a9a70c15f4f3b8024e7f640d12d9674256071d3f70edba448964c42"`
[INFO] [stdout] 3323cc5e5a9a70c15f4f3b8024e7f640d12d9674256071d3f70edba448964c42