Sep 10 07:51:45.258 INFO checking thunk-0.3.0 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 07:51:45.258 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 07:51:45.258 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "CMD=cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 07:51:45.499 INFO blam! e93b7e628677ae42b5571724857600f069b86dbbba73b4eb31c75a282a13623d
Sep 10 07:51:45.501 INFO running `"docker" "start" "-a" "e93b7e628677ae42b5571724857600f069b86dbbba73b4eb31c75a282a13623d"`
Sep 10 07:51:46.854 INFO kablam! usermod: no changes
Sep 10 07:51:46.898 INFO kablam!     Checking thunk v0.3.0 (file:///source)
Sep 10 07:51:47.086 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 07:51:47.086 INFO kablam!    --> src/sync.rs:260:13
Sep 10 07:51:47.086 INFO kablam!     |
Sep 10 07:51:47.086 INFO kablam! 260 |             /// If the `AtomicThunk` is evaluated, do nothing.
Sep 10 07:51:47.086 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:51:47.086 INFO kablam!     |
Sep 10 07:51:47.086 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 10 07:51:47.086 INFO kablam! 
Sep 10 07:51:47.086 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 07:51:47.086 INFO kablam!    --> src/sync.rs:263:13
Sep 10 07:51:47.086 INFO kablam!     |
Sep 10 07:51:47.086 INFO kablam! 263 |             /// If the `AtomicThunk` is `LOCKING` or `LOCKED`, wait until the thunk is
Sep 10 07:51:47.086 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:51:47.086 INFO kablam! 
Sep 10 07:51:47.086 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 07:51:47.086 INFO kablam!    --> src/sync.rs:267:13
Sep 10 07:51:47.086 INFO kablam!     |
Sep 10 07:51:47.086 INFO kablam! 267 |             /// Only `THUNK_DEFERRED`, `THUNK_EVALUATED`, `THUNK_LOCKING`, and
Sep 10 07:51:47.086 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:51:47.086 INFO kablam! 
Sep 10 07:51:47.278 INFO kablam! warning: unnecessary `unsafe` block
Sep 10 07:51:47.278 INFO kablam!    --> src/sync.rs:175:9
Sep 10 07:51:47.278 INFO kablam!     |
Sep 10 07:51:47.278 INFO kablam! 175 |         unsafe {
Sep 10 07:51:47.278 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 10 07:51:47.286 INFO kablam!     |
Sep 10 07:51:47.286 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 10 07:51:47.286 INFO kablam! 
Sep 10 07:51:47.286 INFO kablam! warning: unnecessary `unsafe` block
Sep 10 07:51:47.286 INFO kablam!    --> src/unsync.rs:142:9
Sep 10 07:51:47.286 INFO kablam!     |
Sep 10 07:51:47.286 INFO kablam! 142 |         unsafe {
Sep 10 07:51:47.286 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 10 07:51:47.286 INFO kablam! 
Sep 10 07:51:47.338 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 07:51:47.338 INFO kablam!    --> src/sync.rs:260:13
Sep 10 07:51:47.338 INFO kablam!     |
Sep 10 07:51:47.338 INFO kablam! 260 |             /// If the `AtomicThunk` is evaluated, do nothing.
Sep 10 07:51:47.338 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:51:47.346 INFO kablam!     |
Sep 10 07:51:47.346 INFO kablam!     = note: #[warn(unused_doc_comments)] on by default
Sep 10 07:51:47.346 INFO kablam! 
Sep 10 07:51:47.346 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 07:51:47.346 INFO kablam!    --> src/sync.rs:263:13
Sep 10 07:51:47.346 INFO kablam!     |
Sep 10 07:51:47.346 INFO kablam! 263 |             /// If the `AtomicThunk` is `LOCKING` or `LOCKED`, wait until the thunk is
Sep 10 07:51:47.346 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:51:47.346 INFO kablam! 
Sep 10 07:51:47.346 INFO kablam! warning: doc comment not used by rustdoc
Sep 10 07:51:47.346 INFO kablam!    --> src/sync.rs:267:13
Sep 10 07:51:47.346 INFO kablam!     |
Sep 10 07:51:47.346 INFO kablam! 267 |             /// Only `THUNK_DEFERRED`, `THUNK_EVALUATED`, `THUNK_LOCKING`, and
Sep 10 07:51:47.346 INFO kablam!     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:51:47.346 INFO kablam! 
Sep 10 07:51:47.674 INFO kablam! warning: unnecessary `unsafe` block
Sep 10 07:51:47.674 INFO kablam!    --> src/sync.rs:175:9
Sep 10 07:51:47.674 INFO kablam!     |
Sep 10 07:51:47.674 INFO kablam! 175 |         unsafe {
Sep 10 07:51:47.674 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 10 07:51:47.674 INFO kablam!     |
Sep 10 07:51:47.674 INFO kablam!     = note: #[warn(unused_unsafe)] on by default
Sep 10 07:51:47.674 INFO kablam! 
Sep 10 07:51:47.674 INFO kablam! warning: unnecessary `unsafe` block
Sep 10 07:51:47.674 INFO kablam!    --> src/unsync.rs:142:9
Sep 10 07:51:47.674 INFO kablam!     |
Sep 10 07:51:47.674 INFO kablam! 142 |         unsafe {
Sep 10 07:51:47.674 INFO kablam!     |         ^^^^^^ unnecessary `unsafe` block
Sep 10 07:51:47.674 INFO kablam! 
Sep 10 07:51:47.719 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
Sep 10 07:51:47.726 INFO kablam! su: No module specific data is present
Sep 10 07:51:48.721 INFO running `"docker" "rm" "-f" "e93b7e628677ae42b5571724857600f069b86dbbba73b4eb31c75a282a13623d"`
Sep 10 07:51:48.843 INFO blam! e93b7e628677ae42b5571724857600f069b86dbbba73b4eb31c75a282a13623d