Dec 15 02:56:32.168 INFO testing oncemutex-0.1.1 against master#bd47d6825bf4090517549d33cfef10d3300b4a75 for pr-56550
Dec 15 02:56:32.168 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56550/worker-7/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56550/master#bd47d6825bf4090517549d33cfef10d3300b4a75:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +bd47d6825bf4090517549d33cfef10d3300b4a75-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 15 02:56:32.616 INFO [stdout] 14f80d732de1ae9d49399edf8c17d0247c152833494e2a3fe115cb24310f2189
Dec 15 02:56:32.618 INFO running `"docker" "start" "-a" "14f80d732de1ae9d49399edf8c17d0247c152833494e2a3fe115cb24310f2189"`
Dec 15 02:56:33.271 INFO [stderr] usermod: no changes
Dec 15 02:56:33.314 INFO [stderr]    Compiling oncemutex v0.1.1 (/source)
Dec 15 02:56:33.847 INFO [stderr] error: unnecessary `unsafe` block
Dec 15 02:56:33.847 INFO [stderr]   --> src/lib.rs:86:9
Dec 15 02:56:33.847 INFO [stderr]    |
Dec 15 02:56:33.847 INFO [stderr] 86 |         unsafe { self.data.into_inner() }
Dec 15 02:56:33.847 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 15 02:56:33.847 INFO [stderr]    |
Dec 15 02:56:33.847 INFO [stderr] note: lint level defined here
Dec 15 02:56:33.847 INFO [stderr]   --> src/lib.rs:1:23
Dec 15 02:56:33.847 INFO [stderr]    |
Dec 15 02:56:33.847 INFO [stderr] 1  | #![deny(missing_docs, warnings)]
Dec 15 02:56:33.847 INFO [stderr]    |                       ^^^^^^^^
Dec 15 02:56:33.847 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 15 02:56:33.847 INFO [stderr] 
Dec 15 02:56:33.851 INFO [stderr] error: aborting due to previous error
Dec 15 02:56:33.851 INFO [stderr] 
Dec 15 02:56:33.851 INFO [stderr] error: Could not compile `oncemutex`.
Dec 15 02:56:33.851 INFO [stderr] 
Dec 15 02:56:33.851 INFO [stderr] To learn more, run the command again with --verbose.
Dec 15 02:56:33.855 INFO [stderr] su: No module specific data is present
Dec 15 02:56:34.230 INFO running `"docker" "inspect" "14f80d732de1ae9d49399edf8c17d0247c152833494e2a3fe115cb24310f2189"`
Dec 15 02:56:34.403 INFO running `"docker" "rm" "-f" "14f80d732de1ae9d49399edf8c17d0247c152833494e2a3fe115cb24310f2189"`
Dec 15 02:56:34.563 INFO [stdout] 14f80d732de1ae9d49399edf8c17d0247c152833494e2a3fe115cb24310f2189