Nov 28 21:15:17.143 INFO checking oncemutex-0.1.1 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 21:15:17.144 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-7/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 21:15:17.666 INFO [stdout] 13859e8359b5e5ef2165653c767d1618faba5bbef9af6fe1c7f43a8b47d3accf
Nov 28 21:15:17.668 INFO running `"docker" "start" "-a" "13859e8359b5e5ef2165653c767d1618faba5bbef9af6fe1c7f43a8b47d3accf"`
Nov 28 21:15:19.073 INFO [stderr] usermod: no changes
Nov 28 21:15:19.129 INFO [stderr]     Checking oncemutex v0.1.1 (/source)
Nov 28 21:15:19.949 INFO [stderr] error: unnecessary `unsafe` block
Nov 28 21:15:19.949 INFO [stderr]   --> src/lib.rs:86:9
Nov 28 21:15:19.949 INFO [stderr]    |
Nov 28 21:15:19.949 INFO [stderr] 86 |         unsafe { self.data.into_inner() }
Nov 28 21:15:19.950 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Nov 28 21:15:19.950 INFO [stderr]    |
Nov 28 21:15:19.950 INFO [stderr] note: lint level defined here
Nov 28 21:15:19.951 INFO [stderr]   --> src/lib.rs:1:23
Nov 28 21:15:19.951 INFO [stderr]    |
Nov 28 21:15:19.951 INFO [stderr] 1  | #![deny(missing_docs, warnings)]
Nov 28 21:15:19.951 INFO [stderr]    |                       ^^^^^^^^
Nov 28 21:15:19.952 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Nov 28 21:15:19.952 INFO [stderr] 
Nov 28 21:15:19.952 INFO [stderr] error: aborting due to previous error
Nov 28 21:15:19.953 INFO [stderr] 
Nov 28 21:15:19.953 INFO [stderr] error: Could not compile `oncemutex`.
Nov 28 21:15:19.953 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 21:15:19.953 INFO [stderr] error: unnecessary `unsafe` block
Nov 28 21:15:19.954 INFO [stderr]   --> src/lib.rs:86:9
Nov 28 21:15:19.954 INFO [stderr]    |
Nov 28 21:15:19.954 INFO [stderr] 86 |         unsafe { self.data.into_inner() }
Nov 28 21:15:19.954 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Nov 28 21:15:19.955 INFO [stderr]    |
Nov 28 21:15:19.955 INFO [stderr] note: lint level defined here
Nov 28 21:15:19.955 INFO [stderr]   --> src/lib.rs:1:23
Nov 28 21:15:19.955 INFO [stderr]    |
Nov 28 21:15:19.956 INFO [stderr] 1  | #![deny(missing_docs, warnings)]
Nov 28 21:15:19.956 INFO [stderr]    |                       ^^^^^^^^
Nov 28 21:15:19.956 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Nov 28 21:15:19.956 INFO [stderr] 
Nov 28 21:15:19.957 INFO [stderr] error: aborting due to previous error
Nov 28 21:15:19.957 INFO [stderr] 
Nov 28 21:15:19.957 INFO [stderr] error: Could not compile `oncemutex`.
Nov 28 21:15:19.957 INFO [stderr] 
Nov 28 21:15:19.958 INFO [stderr] To learn more, run the command again with --verbose.
Nov 28 21:15:19.960 INFO [stderr] su: No module specific data is present
Nov 28 21:15:20.600 INFO running `"docker" "inspect" "13859e8359b5e5ef2165653c767d1618faba5bbef9af6fe1c7f43a8b47d3accf"`
Nov 28 21:15:20.986 INFO running `"docker" "rm" "-f" "13859e8359b5e5ef2165653c767d1618faba5bbef9af6fe1c7f43a8b47d3accf"`
Nov 28 21:15:21.284 INFO [stdout] 13859e8359b5e5ef2165653c767d1618faba5bbef9af6fe1c7f43a8b47d3accf