Sep 03 16:38:00.482 INFO checking racer-rust/racer against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 16:38:00.482 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 16:38:00.482 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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=500" "-e" "CMD=cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 16:38:00.686 INFO blam! a710156a817ebe0a18a3ecd43e1f54a3d09589d1a0f2076a4dae0553f3b10f4d
Sep 03 16:38:00.688 INFO running `"docker" "start" "-a" "a710156a817ebe0a18a3ecd43e1f54a3d09589d1a0f2076a4dae0553f3b10f4d"`
Sep 03 16:38:01.792 INFO kablam!    Compiling serde v1.0.70
Sep 03 16:38:01.793 INFO kablam!    Compiling rustc-ap-rustc_target v237.0.0
Sep 03 16:38:01.831 INFO kablam!    Compiling rustc-ap-syntax v237.0.0
Sep 03 16:38:01.895 INFO kablam!     Checking rls-span v0.4.0
Sep 03 16:38:01.896 INFO kablam!     Checking lazycell v1.0.0
Sep 03 16:38:01.901 INFO kablam!    Compiling proc-macro2 v0.3.8
Sep 03 16:38:01.901 INFO kablam!     Checking rustc-hash v1.0.1
Sep 03 16:38:01.902 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v237.0.0
Sep 03 16:38:02.660 INFO kablam!     Checking ena v0.9.3
Sep 03 16:38:02.722 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 03 16:38:02.751 INFO kablam!     Checking smallvec v0.6.5
Sep 03 16:38:03.367 INFO kablam!     Checking tempfile v3.0.2
Sep 03 16:38:05.071 INFO kablam!     Checking env_logger v0.5.10
Sep 03 16:38:07.047 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 03 16:38:07.684 INFO kablam!     Checking parking_lot_core v0.2.14
Sep 03 16:38:07.684 INFO kablam!     Checking rustc-ap-serialize v237.0.0
Sep 03 16:38:08.726 INFO kablam!     Checking rustc-rayon-core v0.1.1
Sep 03 16:38:10.103 INFO kablam!     Checking parking_lot v0.5.5
Sep 03 16:38:13.782 INFO kablam!     Checking rustc-rayon v0.1.1
Sep 03 16:38:14.098 INFO kablam!    Compiling quote v0.5.2
Sep 03 16:38:16.918 INFO kablam!    Compiling syn v0.13.11
Sep 03 16:38:29.311 INFO kablam!     Checking rustc-ap-rustc_data_structures v237.0.0
Sep 03 16:38:40.528 INFO kablam!     Checking rustc-ap-arena v237.0.0
Sep 03 16:38:42.196 INFO kablam!     Checking rustc-ap-syntax_pos v237.0.0
Sep 03 16:38:51.843 INFO kablam!     Checking rustc-ap-rustc_errors v237.0.0
Sep 03 16:38:52.073 INFO kablam!    Compiling derive_more v0.11.0
Sep 03 16:38:53.299 INFO kablam!     Checking serde_json v1.0.22
Sep 03 16:38:53.299 INFO kablam!     Checking racer-interner v0.1.0 (file:///source/interner)
Sep 03 16:39:02.919 INFO kablam!     Checking racer-cargo-metadata v0.1.0 (file:///source/metadata)
Sep 03 16:39:32.914 INFO kablam!     Checking racer v2.1.5 (file:///source)
Sep 03 16:39:39.685 INFO kablam! warning: method is never used: `wrap_by_ref`
Sep 03 16:39:39.685 INFO kablam!   --> src/racer/ast_types.rs:53:5
Sep 03 16:39:39.685 INFO kablam!    |
Sep 03 16:39:39.685 INFO kablam! 53 |     pub(crate) fn wrap_by_ref(self, u: usize) -> Ty {
Sep 03 16:39:39.685 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 16:39:39.685 INFO kablam!    |
Sep 03 16:39:39.685 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 03 16:39:39.686 INFO kablam! 
Sep 03 16:39:39.686 INFO kablam! warning: method is never used: `destruct_ref`
Sep 03 16:39:39.686 INFO kablam!   --> src/racer/ast_types.rs:60:5
Sep 03 16:39:39.686 INFO kablam!    |
Sep 03 16:39:39.686 INFO kablam! 60 |     pub(crate) fn destruct_ref(self) -> (Ty, usize) {
Sep 03 16:39:39.686 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 16:39:39.686 INFO kablam! 
Sep 03 16:39:39.686 INFO kablam! warning: function is never used: `destruct_ref_inner`
Sep 03 16:39:39.686 INFO kablam!   --> src/racer/ast_types.rs:61:9
Sep 03 16:39:39.686 INFO kablam!    |
Sep 03 16:39:39.687 INFO kablam! 61 |         fn destruct_ref_inner(ty: Ty, cur: usize) -> (Ty, usize) {
Sep 03 16:39:39.687 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 16:39:39.687 INFO kablam! 
Sep 03 16:39:40.046 INFO kablam!     Checking racer-testutils v0.1.0 (file:///source/testutils)
Sep 03 16:39:51.813 INFO kablam! warning: method is never used: `wrap_by_ref`
Sep 03 16:39:51.813 INFO kablam!   --> src/racer/ast_types.rs:53:5
Sep 03 16:39:51.813 INFO kablam!    |
Sep 03 16:39:51.814 INFO kablam! 53 |     pub(crate) fn wrap_by_ref(self, u: usize) -> Ty {
Sep 03 16:39:51.814 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 16:39:51.814 INFO kablam!    |
Sep 03 16:39:51.814 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 03 16:39:51.814 INFO kablam! 
Sep 03 16:39:51.814 INFO kablam! warning: method is never used: `destruct_ref`
Sep 03 16:39:51.814 INFO kablam!   --> src/racer/ast_types.rs:60:5
Sep 03 16:39:51.814 INFO kablam!    |
Sep 03 16:39:51.814 INFO kablam! 60 |     pub(crate) fn destruct_ref(self) -> (Ty, usize) {
Sep 03 16:39:51.815 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 16:39:51.815 INFO kablam! 
Sep 03 16:39:51.815 INFO kablam! warning: function is never used: `destruct_ref_inner`
Sep 03 16:39:51.815 INFO kablam!   --> src/racer/ast_types.rs:61:9
Sep 03 16:39:51.815 INFO kablam!    |
Sep 03 16:39:51.815 INFO kablam! 61 |         fn destruct_ref_inner(ty: Ty, cur: usize) -> (Ty, usize) {
Sep 03 16:39:51.815 INFO kablam!    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 03 16:39:51.815 INFO kablam! 
Sep 03 16:39:52.054 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 1m 50s
Sep 03 16:39:52.081 INFO kablam! su: No module specific data is present
Sep 03 16:39:52.582 INFO running `"docker" "rm" "-f" "a710156a817ebe0a18a3ecd43e1f54a3d09589d1a0f2076a4dae0553f3b10f4d"`
Sep 03 16:39:52.730 INFO blam! a710156a817ebe0a18a3ecd43e1f54a3d09589d1a0f2076a4dae0553f3b10f4d