Sep 01 02:53:05.605 INFO checking gluon_check-0.6.2 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 02:53:05.605 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 02:53:05.605 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 02:53:05.806 INFO blam! 7812d72cdae8fbab38a7d1cc1845d91d8861cae97efbbac04fa25c93a2462daf
Sep 01 02:53:05.808 INFO running `"docker" "start" "-a" "7812d72cdae8fbab38a7d1cc1845d91d8861cae97efbbac04fa25c93a2462daf"`
Sep 01 02:53:06.743 INFO kablam!     Checking pretty_assertions v0.3.4
Sep 01 02:53:06.743 INFO kablam!     Checking gluon_base v0.6.2
Sep 01 02:53:10.641 INFO kablam!     Checking gluon_check v0.6.2 (file:///source)
Sep 01 02:53:12.629 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 01 02:53:12.629 INFO kablam!  --> src/lib.rs:9:1
Sep 01 02:53:12.629 INFO kablam!   |
Sep 01 02:53:12.629 INFO kablam! 9 | extern crate env_logger;
Sep 01 02:53:12.629 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^
Sep 01 02:53:12.629 INFO kablam!   |
Sep 01 02:53:12.629 INFO kablam!   = help: add #![feature(rustc_private)] to the crate attributes to enable
Sep 01 02:53:12.629 INFO kablam! 
Sep 01 02:53:12.631 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 01 02:53:12.631 INFO kablam!    --> src/unify_type.rs:864:17
Sep 01 02:53:12.631 INFO kablam!     |
Sep 01 02:53:12.631 INFO kablam! 864 |         let _ = ::env_logger::init();
Sep 01 02:53:12.631 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^
Sep 01 02:53:12.631 INFO kablam!     |
Sep 01 02:53:12.631 INFO kablam!     = help: add #![feature(rustc_private)] to the crate attributes to enable
Sep 01 02:53:12.631 INFO kablam! 
Sep 01 02:53:12.632 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 01 02:53:12.632 INFO kablam!    --> src/unify_type.rs:895:17
Sep 01 02:53:12.632 INFO kablam!     |
Sep 01 02:53:12.632 INFO kablam! 895 |         let _ = ::env_logger::init();
Sep 01 02:53:12.632 INFO kablam!     |                 ^^^^^^^^^^^^^^^^^^
Sep 01 02:53:12.632 INFO kablam!     |
Sep 01 02:53:12.632 INFO kablam!     = help: add #![feature(rustc_private)] to the crate attributes to enable
Sep 01 02:53:12.632 INFO kablam! 
Sep 01 02:53:15.007 INFO kablam! error: aborting due to 3 previous errors
Sep 01 02:53:15.007 INFO kablam! 
Sep 01 02:53:15.008 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 02:53:15.018 INFO kablam! error: Could not compile `gluon_check`.
Sep 01 02:53:15.019 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 02:53:15.629 INFO kablam! error: build failed
Sep 01 02:53:15.630 INFO kablam! su: No module specific data is present
Sep 01 02:53:16.092 INFO running `"docker" "rm" "-f" "7812d72cdae8fbab38a7d1cc1845d91d8861cae97efbbac04fa25c93a2462daf"`
Sep 01 02:53:16.242 INFO blam! 7812d72cdae8fbab38a7d1cc1845d91d8861cae97efbbac04fa25c93a2462daf