Dec 12 07:38:06.101 INFO checking shared-mutex-0.3.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 07:38:06.101 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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"`
Dec 12 07:38:06.424 INFO [stdout] b74be617b2beed94fba042a17a9e4d4f428b3256eed677a546a1d0315dc9d0fe
Dec 12 07:38:06.426 INFO running `"docker" "start" "-a" "b74be617b2beed94fba042a17a9e4d4f428b3256eed677a546a1d0315dc9d0fe"`
Dec 12 07:38:07.144 INFO [stderr] usermod: no changes
Dec 12 07:38:07.176 INFO [stderr]     Checking scopeguard v0.1.2
Dec 12 07:38:07.176 INFO [stderr]     Checking variance v0.1.3
Dec 12 07:38:07.176 INFO [stderr]     Checking poison v0.1.0
Dec 12 07:38:07.672 INFO [stderr]     Checking shared-mutex v0.3.1 (/source)
Dec 12 07:38:07.756 INFO [stderr]     Checking scoped-pool v0.1.10
Dec 12 07:38:08.248 INFO [stderr] warning: unnecessary `unsafe` block
Dec 12 07:38:08.248 INFO [stderr]   --> src/lib.rs:55:9
Dec 12 07:38:08.248 INFO [stderr]    |
Dec 12 07:38:08.248 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 12 07:38:08.248 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 12 07:38:08.248 INFO [stderr]    |
Dec 12 07:38:08.248 INFO [stderr]    = note: #[warn(unused_unsafe)] on by default
Dec 12 07:38:08.248 INFO [stderr] 
Dec 12 07:38:09.260 INFO [stderr] error: unnecessary `unsafe` block
Dec 12 07:38:09.260 INFO [stderr]   --> src/lib.rs:55:9
Dec 12 07:38:09.260 INFO [stderr]    |
Dec 12 07:38:09.260 INFO [stderr] 55 |         unsafe { self.data.into_inner().into_inner() }
Dec 12 07:38:09.260 INFO [stderr]    |         ^^^^^^ unnecessary `unsafe` block
Dec 12 07:38:09.260 INFO [stderr]    |
Dec 12 07:38:09.260 INFO [stderr] note: lint level defined here
Dec 12 07:38:09.260 INFO [stderr]   --> src/lib.rs:1:24
Dec 12 07:38:09.260 INFO [stderr]    |
Dec 12 07:38:09.260 INFO [stderr] 1  | #![cfg_attr(test, deny(warnings))]
Dec 12 07:38:09.260 INFO [stderr]    |                        ^^^^^^^^
Dec 12 07:38:09.260 INFO [stderr]    = note: #[deny(unused_unsafe)] implied by #[deny(warnings)]
Dec 12 07:38:09.260 INFO [stderr] 
Dec 12 07:38:09.260 INFO [stderr] error: aborting due to previous error
Dec 12 07:38:09.260 INFO [stderr] 
Dec 12 07:38:09.270 INFO [stderr] error: Could not compile `shared-mutex`.
Dec 12 07:38:09.270 INFO [stderr] 
Dec 12 07:38:09.270 INFO [stderr] To learn more, run the command again with --verbose.
Dec 12 07:38:09.271 INFO [stderr] su: No module specific data is present
Dec 12 07:38:09.630 INFO running `"docker" "inspect" "b74be617b2beed94fba042a17a9e4d4f428b3256eed677a546a1d0315dc9d0fe"`
Dec 12 07:38:09.790 INFO running `"docker" "rm" "-f" "b74be617b2beed94fba042a17a9e4d4f428b3256eed677a546a1d0315dc9d0fe"`
Dec 12 07:38:09.966 INFO [stdout] b74be617b2beed94fba042a17a9e4d4f428b3256eed677a546a1d0315dc9d0fe