[INFO] fetching crate nightshift 0.0.5-pre...
[INFO] testing nightshift-0.0.5-pre against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate nightshift 0.0.5-pre into /workspace/builds/worker-51/source
[INFO] validating manifest of crates.io crate nightshift 0.0.5-pre on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nightshift 0.0.5-pre
[INFO] finished tweaking crates.io crate nightshift 0.0.5-pre
[INFO] tweaked toml for crates.io crate nightshift 0.0.5-pre written to /workspace/builds/worker-51/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nightlight v0.0.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7ca143fcc04f5ebaed352c1965782778931d84935896ae7613fc0889ff615703
[INFO] running `Command { std: "docker" "start" "-a" "7ca143fcc04f5ebaed352c1965782778931d84935896ae7613fc0889ff615703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7ca143fcc04f5ebaed352c1965782778931d84935896ae7613fc0889ff615703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ca143fcc04f5ebaed352c1965782778931d84935896ae7613fc0889ff615703", kill_on_drop: false }`
[INFO] [stdout] 7ca143fcc04f5ebaed352c1965782778931d84935896ae7613fc0889ff615703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-51/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17a831ac8228ff4988232c617fb19f9fa40343680379cb40fc6a1de632377a87
[INFO] running `Command { std: "docker" "start" "-a" "17a831ac8228ff4988232c617fb19f9fa40343680379cb40fc6a1de632377a87", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling nightlight v0.0.5
[INFO] [stderr]    Compiling nightshift v0.0.5-pre (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling malloc_buf v0.0.6
[INFO] [stderr]    Compiling objc v0.2.7
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling time-macros 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/nightlight-0.0.5/src/ffi.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #[link(name = "CoreBrightness", 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 `nightlight` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "17a831ac8228ff4988232c617fb19f9fa40343680379cb40fc6a1de632377a87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a831ac8228ff4988232c617fb19f9fa40343680379cb40fc6a1de632377a87", kill_on_drop: false }`
[INFO] [stdout] 17a831ac8228ff4988232c617fb19f9fa40343680379cb40fc6a1de632377a87