[INFO] fetching crate mac-notification-sys 0.3.0...
[INFO] checking mac-notification-sys-0.3.0 against try#9cfe725f0995b018340c519db1b2f3cf8a7e0631 for pr-81174
[INFO] extracting crate mac-notification-sys 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate mac-notification-sys 0.3.0 on toolchain 9cfe725f0995b018340c519db1b2f3cf8a7e0631
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mac-notification-sys 0.3.0
[INFO] finished tweaking crates.io crate mac-notification-sys 0.3.0
[INFO] tweaked toml for crates.io crate mac-notification-sys 0.3.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded objc_id v0.1.1
[INFO] [stderr]   Downloaded constant_time_eq v0.1.5
[INFO] [stderr]   Downloaded arrayref v0.3.6
[INFO] [stderr]   Downloaded dirs v1.0.5
[INFO] [stderr]   Downloaded arrayvec v0.5.2
[INFO] [stderr]   Downloaded blake2b_simd v0.5.11
[INFO] [stderr]   Downloaded redox_users v0.3.5
[INFO] [stderr]   Downloaded rust-argon2 v0.8.3
[INFO] [stderr]   Downloaded objc-foundation v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d958ae3bc654be357ed4aeee278e52a2f11ca8e95c35d8a99c1fd03049c0f3e9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d958ae3bc654be357ed4aeee278e52a2f11ca8e95c35d8a99c1fd03049c0f3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d958ae3bc654be357ed4aeee278e52a2f11ca8e95c35d8a99c1fd03049c0f3e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d958ae3bc654be357ed4aeee278e52a2f11ca8e95c35d8a99c1fd03049c0f3e9", kill_on_drop: false }`
[INFO] [stdout] d958ae3bc654be357ed4aeee278e52a2f11ca8e95c35d8a99c1fd03049c0f3e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9cfe725f0995b018340c519db1b2f3cf8a7e0631" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a8f0d99bd51ae0eb764c40089dda8500c74349ea41d1e43510b427c52116ac1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8a8f0d99bd51ae0eb764c40089dda8500c74349ea41d1e43510b427c52116ac1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking block v0.1.6
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking malloc_buf v0.0.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking dirs v1.0.5
[INFO] [stderr]    Compiling mac-notification-sys v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking objc v0.2.7
[INFO] [stderr]     Checking objc_id v0.1.1
[INFO] [stderr]     Checking objc-foundation v0.1.1
[INFO] [stdout] error[E0455]: native frameworks are only available on macOS targets
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/objc-foundation-0.1.1/src/lib.rs:21:1
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[link(name = "Foundation", kind = "framework")]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0455`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `objc-foundation`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "8a8f0d99bd51ae0eb764c40089dda8500c74349ea41d1e43510b427c52116ac1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a8f0d99bd51ae0eb764c40089dda8500c74349ea41d1e43510b427c52116ac1", kill_on_drop: false }`
[INFO] [stdout] 8a8f0d99bd51ae0eb764c40089dda8500c74349ea41d1e43510b427c52116ac1