[INFO] crate cubeb-sys 0.5.3 is already in cache
[INFO] extracting crate cubeb-sys 0.5.3 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/cubeb-sys/0.5.3
[INFO] extracting crate cubeb-sys 0.5.3 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/cubeb-sys/0.5.3
[INFO] validating manifest of cubeb-sys-0.5.3 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cubeb-sys-0.5.3 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cubeb-sys-0.5.3
[INFO] finished frobbing cubeb-sys-0.5.3
[INFO] frobbed toml for cubeb-sys-0.5.3 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/cubeb-sys/0.5.3/Cargo.toml
[INFO] started frobbing cubeb-sys-0.5.3
[INFO] finished frobbing cubeb-sys-0.5.3
[INFO] frobbed toml for cubeb-sys-0.5.3 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/cubeb-sys/0.5.3/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking cubeb-sys-0.5.3 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-5/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/cubeb-sys/0.5.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b5483c7d665831df59730ab094966ed97cd866276b78c6840b3ccc7217d67dbc
[INFO] running `"docker" "start" "-a" "b5483c7d665831df59730ab094966ed97cd866276b78c6840b3ccc7217d67dbc"`
[INFO] [stderr]    Compiling cubeb-sys v0.5.3 (/opt/crater/workdir)
[INFO] [stderr] warning: `extern` block uses type `()` which is not FFI-safe: tuples have unspecified layout
[INFO] [stderr]   --> src/log.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |         log_callback: cubeb_log_callback,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(improper_ctypes)] on by default
[INFO] [stderr]    = help: consider using a struct instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `()` which is not FFI-safe: tuples have unspecified layout
[INFO] [stderr]   --> src/log.rs:25:38
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub static g_cubeb_log_callback: cubeb_log_callback;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a struct instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `()` which is not FFI-safe: tuples have unspecified layout
[INFO] [stderr]   --> src/log.rs:21:23
[INFO] [stderr]    |
[INFO] [stderr] 21 |         log_callback: cubeb_log_callback,
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(improper_ctypes)] on by default
[INFO] [stderr]    = help: consider using a struct instead
[INFO] [stderr] 
[INFO] [stderr] warning: `extern` block uses type `()` which is not FFI-safe: tuples have unspecified layout
[INFO] [stderr]   --> src/log.rs:25:38
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub static g_cubeb_log_callback: cubeb_log_callback;
[INFO] [stderr]    |                                      ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider using a struct instead
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.30s
[INFO] running `"docker" "inspect" "b5483c7d665831df59730ab094966ed97cd866276b78c6840b3ccc7217d67dbc"`
[INFO] running `"docker" "rm" "-f" "b5483c7d665831df59730ab094966ed97cd866276b78c6840b3ccc7217d67dbc"`
[INFO] [stdout] b5483c7d665831df59730ab094966ed97cd866276b78c6840b3ccc7217d67dbc