Sep 10 02:52:01.255 INFO checking racer-rust/racer against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 02:52:01.255 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 02:52:01.255 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-7/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 02:52:01.510 INFO blam! 0ec7854d0a89b19901286dab68247d827a9d197e6efba1b5273b0d1746c8cedf
Sep 10 02:52:01.511 INFO running `"docker" "start" "-a" "0ec7854d0a89b19901286dab68247d827a9d197e6efba1b5273b0d1746c8cedf"`
Sep 10 02:52:02.280 INFO kablam! usermod: no changes
Sep 10 02:52:02.520 INFO kablam!    Compiling rustc-rayon-core v0.1.1
Sep 10 02:52:02.524 INFO kablam!    Compiling regex v1.0.1
Sep 10 02:52:02.524 INFO kablam!     Checking scoped-tls v0.1.2
Sep 10 02:52:02.524 INFO kablam!    Compiling rustc-ap-rustc_target v237.0.0
Sep 10 02:52:02.542 INFO kablam!    Compiling rustc-ap-syntax v237.0.0
Sep 10 02:52:02.542 INFO kablam!     Checking rls-span v0.4.0
Sep 10 02:52:02.542 INFO kablam!     Checking atty v0.2.10
Sep 10 02:52:02.542 INFO kablam!    Compiling proc-macro2 v0.3.8
Sep 10 02:52:03.044 INFO kablam!     Checking rustc-hash v1.0.1
Sep 10 02:52:03.054 INFO kablam!     Checking regex-syntax v0.6.1
Sep 10 02:52:04.014 INFO kablam!     Checking ena v0.9.3
Sep 10 02:52:04.022 INFO kablam!     Checking rustc-ap-rustc_cratesio_shim v237.0.0
Sep 10 02:52:04.032 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 10 02:52:04.035 INFO kablam!     Checking smallvec v0.6.5
Sep 10 02:52:04.127 INFO kablam!     Checking thread_local v0.3.5
Sep 10 02:52:04.554 INFO kablam!     Checking tempfile v3.0.2
Sep 10 02:52:04.689 INFO kablam!     Checking clap v2.32.0
Sep 10 02:52:05.086 INFO kablam!    Compiling syn v0.14.4
Sep 10 02:52:06.475 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 10 02:52:10.867 INFO kablam!     Checking parking_lot_core v0.2.14
Sep 10 02:52:11.023 INFO kablam!     Checking rustc-ap-serialize v237.0.0
Sep 10 02:52:12.106 INFO kablam!    Compiling quote v0.5.2
Sep 10 02:52:14.367 INFO kablam!     Checking parking_lot v0.5.5
Sep 10 02:52:14.394 INFO kablam!     Checking rustc-rayon v0.1.1
Sep 10 02:52:16.582 INFO kablam!    Compiling syn v0.13.11
Sep 10 02:52:33.594 INFO kablam!     Checking rustc-ap-rustc_data_structures v237.0.0
Sep 10 02:52:41.976 INFO kablam!    Compiling serde_derive v1.0.70
Sep 10 02:52:48.796 INFO kablam!     Checking rustc-ap-arena v237.0.0
Sep 10 02:52:50.603 INFO kablam!     Checking rustc-ap-syntax_pos v237.0.0
Sep 10 02:52:58.724 INFO kablam!     Checking env_logger v0.5.10
Sep 10 02:53:00.898 INFO kablam!    Compiling derive_more v0.11.0
Sep 10 02:53:01.683 INFO kablam!     Checking rustc-ap-rustc_errors v237.0.0
Sep 10 02:53:25.043 INFO kablam!     Checking serde v1.0.70
Sep 10 02:53:42.686 INFO kablam!     Checking racer-interner v0.1.0 (file:///source/interner)
Sep 10 02:53:42.686 INFO kablam!     Checking serde_json v1.0.22
Sep 10 02:53:47.971 INFO kablam!     Checking racer-cargo-metadata v0.1.0 (file:///source/metadata)
Sep 10 02:53:52.078 INFO kablam!     Checking racer v2.1.5 (file:///source)
Sep 10 02:53:56.093 INFO kablam!     Checking racer-testutils v0.1.0 (file:///source/testutils)
Sep 10 02:54:05.323 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2m 03s
Sep 10 02:54:05.342 INFO kablam! su: No module specific data is present
Sep 10 02:54:06.423 INFO running `"docker" "rm" "-f" "0ec7854d0a89b19901286dab68247d827a9d197e6efba1b5273b0d1746c8cedf"`
Sep 10 02:54:06.556 INFO blam! 0ec7854d0a89b19901286dab68247d827a9d197e6efba1b5273b0d1746c8cedf