Dec 06 23:01:37.549 INFO testing shared-mutex-0.3.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 23:01:37.549 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-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 06 23:01:38.016 INFO [stdout] 4eed13d84a11df40deba5e11fe7abe63d8b88436c76bd891c94433d193dcb877
Dec 06 23:01:38.018 INFO running `"docker" "start" "-a" "4eed13d84a11df40deba5e11fe7abe63d8b88436c76bd891c94433d193dcb877"`
Dec 06 23:01:39.147 INFO [stderr] usermod: no changes
Dec 06 23:01:39.188 INFO [stderr]    Compiling poison v0.1.0
Dec 06 23:01:39.710 INFO [stderr]    Compiling shared-mutex v0.3.1 (/source)
Dec 06 23:01:40.096 INFO [stderr] warning: unnecessary `unsafe` block
Dec 06 23:01:40.096 INFO [stderr]   --> src/lib.rs:55:9
Dec 06 23:01:40.096 INFO [stderr]    |
Dec 06 23:01:40.096 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 06 23:01:40.096 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 06 23:01:40.096 INFO [stderr]    |
Dec 06 23:01:40.096 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 06 23:01:40.096 INFO [stderr] 
Dec 06 23:01:40.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
Dec 06 23:01:40.362 INFO [stderr] su: No module specific data is present
Dec 06 23:01:40.912 INFO running `"docker" "inspect" "4eed13d84a11df40deba5e11fe7abe63d8b88436c76bd891c94433d193dcb877"`
Dec 06 23:01:41.194 INFO running `"docker" "rm" "-f" "4eed13d84a11df40deba5e11fe7abe63d8b88436c76bd891c94433d193dcb877"`
Dec 06 23:01:41.410 INFO [stdout] 4eed13d84a11df40deba5e11fe7abe63d8b88436c76bd891c94433d193dcb877
Dec 06 23:01:41.420 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-4/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 23:01:41.820 INFO [stdout] 41c2d5bc012df2939dec1e5d97707cc352d479ced58351b970322b9c26f94bf0
Dec 06 23:01:41.824 INFO running `"docker" "start" "-a" "41c2d5bc012df2939dec1e5d97707cc352d479ced58351b970322b9c26f94bf0"`
Dec 06 23:01:42.776 INFO [stderr] usermod: no changes
Dec 06 23:01:42.848 INFO [stderr]    Compiling scopeguard v0.1.2
Dec 06 23:01:42.857 INFO [stderr]    Compiling variance v0.1.3
Dec 06 23:01:43.446 INFO [stderr]    Compiling scoped-pool v0.1.10
Dec 06 23:01:44.408 INFO [stderr]    Compiling shared-mutex v0.3.1 (/source)
Dec 06 23:01:45.192 INFO [stderr] error: unnecessary `unsafe` block
Dec 06 23:01:45.192 INFO [stderr]   --> src/lib.rs:55:9
Dec 06 23:01:45.192 INFO [stderr]    |
Dec 06 23:01:45.192 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 06 23:01:45.192 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 06 23:01:45.192 INFO [stderr]    |
Dec 06 23:01:45.192 INFO [stderr] note: lint level defined here
Dec 06 23:01:45.192 INFO [stderr]   --> src/lib.rs:1:24
Dec 06 23:01:45.192 INFO [stderr]    |
Dec 06 23:01:45.192 INFO [stderr] 1  | #![cfg_attr(test, deny(warnings))]
Dec 06 23:01:45.192 INFO [stderr]    |                        ^^^^^^^^
Dec 06 23:01:45.192 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 06 23:01:45.192 INFO [stderr] 
Dec 06 23:01:45.196 INFO [stderr] error: aborting due to previous error
Dec 06 23:01:45.198 INFO [stderr] 
Dec 06 23:01:45.204 INFO [stderr] error: Could not compile `shared-mutex`.
Dec 06 23:01:45.204 INFO [stderr] 
Dec 06 23:01:45.204 INFO [stderr] To learn more, run the command again with --verbose.
Dec 06 23:01:45.205 INFO [stderr] su: No module specific data is present
Dec 06 23:01:45.838 INFO running `"docker" "inspect" "41c2d5bc012df2939dec1e5d97707cc352d479ced58351b970322b9c26f94bf0"`
Dec 06 23:01:46.114 INFO running `"docker" "rm" "-f" "41c2d5bc012df2939dec1e5d97707cc352d479ced58351b970322b9c26f94bf0"`
Dec 06 23:01:46.412 INFO [stdout] 41c2d5bc012df2939dec1e5d97707cc352d479ced58351b970322b9c26f94bf0