Sep 14 15:48:52.376 INFO checking gluon_check-0.6.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 15:48:52.376 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 15:48:52.376 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-2/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 15:48:52.836 INFO blam! 3b20bf2fc42109dd2f5aaafd33ce96bb64a759703d94e712b1aa9ade3d1f77ac
Sep 14 15:48:52.837 INFO running `"docker" "start" "-a" "3b20bf2fc42109dd2f5aaafd33ce96bb64a759703d94e712b1aa9ade3d1f77ac"`
Sep 14 15:48:55.490 INFO kablam! usermod: no changes
Sep 14 15:48:55.623 INFO kablam!     Checking pretty v0.3.3
Sep 14 15:48:55.623 INFO kablam!     Checking pretty_assertions v0.3.4
Sep 14 15:48:57.035 INFO kablam!     Checking gluon_base v0.6.2
Sep 14 15:48:59.544 INFO kablam!     Checking gluon_check v0.6.2 (file:///source)
Sep 14 15:49:01.284 INFO kablam! error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Sep 14 15:49:01.285 INFO kablam!  --> src/lib.rs:9:1
Sep 14 15:49:01.285 INFO kablam!   |
Sep 14 15:49:01.285 INFO kablam! 9 | extern crate env_logger;
Sep 14 15:49:01.285 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 14 15:49:01.291 INFO kablam!   |
Sep 14 15:49:01.291 INFO kablam!   = help: add #![feature(rustc_private)] to the crate attributes to enable
Sep 14 15:49:01.291 INFO kablam! 
Sep 14 15:49:01.293 INFO kablam! error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Sep 14 15:49:01.293 INFO kablam!    --> src/unify_type.rs:864:17
Sep 14 15:49:01.293 INFO kablam!     |
Sep 14 15:49:01.293 INFO kablam! 864 |         let _ = ::env_logger::init();
Sep 14 15:49:01.293 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^
Sep 14 15:49:01.293 INFO kablam!     |
Sep 14 15:49:01.293 INFO kablam!     = help: add #![feature(rustc_private)] to the crate attributes to enable
Sep 14 15:49:01.293 INFO kablam! 
Sep 14 15:49:01.294 INFO kablam! error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? (see issue #27812)
Sep 14 15:49:01.294 INFO kablam!    --> src/unify_type.rs:895:17
Sep 14 15:49:01.294 INFO kablam!     |
Sep 14 15:49:01.294 INFO kablam! 895 |         let _ = ::env_logger::init();
Sep 14 15:49:01.294 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^
Sep 14 15:49:01.294 INFO kablam!     |
Sep 14 15:49:01.294 INFO kablam!     = help: add #![feature(rustc_private)] to the crate attributes to enable
Sep 14 15:49:01.294 INFO kablam! 
Sep 14 15:49:03.222 INFO kablam! error: aborting due to 3 previous errors
Sep 14 15:49:03.227 INFO kablam! 
Sep 14 15:49:03.227 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 14 15:49:03.248 INFO kablam! error: Could not compile `gluon_check`.
Sep 14 15:49:03.248 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 15:49:03.799 INFO kablam! error: build failed
Sep 14 15:49:03.807 INFO kablam! su: No module specific data is present
Sep 14 15:49:05.481 INFO running `"docker" "rm" "-f" "3b20bf2fc42109dd2f5aaafd33ce96bb64a759703d94e712b1aa9ade3d1f77ac"`
Sep 14 15:49:05.831 INFO blam! 3b20bf2fc42109dd2f5aaafd33ce96bb64a759703d94e712b1aa9ade3d1f77ac