Sep 14 19:00:13.676 INFO checking buildable-0.0.5 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 19:00:13.676 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 19:00:13.676 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-3/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 19:00:13.928 INFO blam! daaada3ec23f434e89da5cf8708550f5d3028e03028f881d67e69d9523b004db
Sep 14 19:00:13.930 INFO running `"docker" "start" "-a" "daaada3ec23f434e89da5cf8708550f5d3028e03028f881d67e69d9523b004db"`
Sep 14 19:00:14.970 INFO kablam! usermod: no changes
Sep 14 19:00:15.026 INFO kablam!     Checking buildable v0.0.5 (file:///source)
Sep 14 19:00:15.118 INFO kablam! warning: unknown lint: `unstable`
Sep 14 19:00:15.119 INFO kablam!   --> src/lib.rs:12:10
Sep 14 19:00:15.119 INFO kablam!    |
Sep 14 19:00:15.119 INFO kablam! 12 | #![allow(unstable)]
Sep 14 19:00:15.119 INFO kablam!    |          ^^^^^^^^
Sep 14 19:00:15.119 INFO kablam!    |
Sep 14 19:00:15.119 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Sep 14 19:00:15.119 INFO kablam! 
Sep 14 19:00:15.119 INFO kablam! error[E0658]: non-builtin inner attributes are unstable (see issue #38356)
Sep 14 19:00:15.119 INFO kablam!   --> src/lib.rs:11:1
Sep 14 19:00:15.119 INFO kablam!    |
Sep 14 19:00:15.119 INFO kablam! 11 | #![experimental]
Sep 14 19:00:15.119 INFO kablam!    | ^^^^^^^^^^^^^^^^
Sep 14 19:00:15.119 INFO kablam!    |
Sep 14 19:00:15.119 INFO kablam!    = help: add #![feature(custom_inner_attributes)] to the crate attributes to enable
Sep 14 19:00:15.119 INFO kablam! 
Sep 14 19:00:15.119 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 14 19:00:15.119 INFO kablam!   --> src/lib.rs:11:4
Sep 14 19:00:15.119 INFO kablam!    |
Sep 14 19:00:15.119 INFO kablam! 11 | #![experimental]
Sep 14 19:00:15.119 INFO kablam!    |    ^^^^^^^^^^^^
Sep 14 19:00:15.119 INFO kablam!    |
Sep 14 19:00:15.119 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 19:00:15.119 INFO kablam! 
Sep 14 19:00:15.159 INFO kablam! warning: unknown lint: `unstable`
Sep 14 19:00:15.159 INFO kablam!   --> src/lib.rs:12:10
Sep 14 19:00:15.159 INFO kablam!    |
Sep 14 19:00:15.159 INFO kablam! 12 | #![allow(unstable)]
Sep 14 19:00:15.159 INFO kablam!    |          ^^^^^^^^
Sep 14 19:00:15.159 INFO kablam!    |
Sep 14 19:00:15.159 INFO kablam!    = note: #[warn(unknown_lints)] on by default
Sep 14 19:00:15.159 INFO kablam! 
Sep 14 19:00:15.160 INFO kablam! error[E0658]: non-builtin inner attributes are unstable (see issue #38356)
Sep 14 19:00:15.160 INFO kablam!   --> src/lib.rs:11:1
Sep 14 19:00:15.160 INFO kablam!    |
Sep 14 19:00:15.160 INFO kablam! 11 | #![experimental]
Sep 14 19:00:15.160 INFO kablam!    | ^^^^^^^^^^^^^^^^
Sep 14 19:00:15.160 INFO kablam!    |
Sep 14 19:00:15.160 INFO kablam!    = help: add #![feature(custom_inner_attributes)] to the crate attributes to enable
Sep 14 19:00:15.160 INFO kablam! 
Sep 14 19:00:15.160 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 14 19:00:15.160 INFO kablam!   --> src/lib.rs:11:4
Sep 14 19:00:15.160 INFO kablam!    |
Sep 14 19:00:15.160 INFO kablam! 11 | #![experimental]
Sep 14 19:00:15.160 INFO kablam!    |    ^^^^^^^^^^^^
Sep 14 19:00:15.160 INFO kablam!    |
Sep 14 19:00:15.160 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 19:00:15.160 INFO kablam! 
Sep 14 19:00:15.359 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 14 19:00:15.359 INFO kablam!   --> src/lib.rs:20:3
Sep 14 19:00:15.359 INFO kablam!    |
Sep 14 19:00:15.359 INFO kablam! 20 | #[experimental]
Sep 14 19:00:15.359 INFO kablam!    |   ^^^^^^^^^^^^
Sep 14 19:00:15.359 INFO kablam!    |
Sep 14 19:00:15.359 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 19:00:15.359 INFO kablam! 
Sep 14 19:00:15.359 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 14 19:00:15.359 INFO kablam!    --> src/lib.rs:196:3
Sep 14 19:00:15.359 INFO kablam!     |
Sep 14 19:00:15.359 INFO kablam! 196 | #[experimental]
Sep 14 19:00:15.359 INFO kablam!     |   ^^^^^^^^^^^^
Sep 14 19:00:15.359 INFO kablam!     |
Sep 14 19:00:15.359 INFO kablam!     = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 19:00:15.359 INFO kablam! 
Sep 14 19:00:15.360 INFO kablam! error: aborting due to 4 previous errors
Sep 14 19:00:15.360 INFO kablam! 
Sep 14 19:00:15.360 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 14 19:00:15.361 INFO kablam! error: Could not compile `buildable`.
Sep 14 19:00:15.361 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 19:00:15.376 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 14 19:00:15.376 INFO kablam!   --> src/lib.rs:20:3
Sep 14 19:00:15.376 INFO kablam!    |
Sep 14 19:00:15.376 INFO kablam! 20 | #[experimental]
Sep 14 19:00:15.376 INFO kablam!    |   ^^^^^^^^^^^^
Sep 14 19:00:15.376 INFO kablam!    |
Sep 14 19:00:15.376 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 19:00:15.376 INFO kablam! 
Sep 14 19:00:15.377 INFO kablam! error[E0658]: The attribute `experimental` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Sep 14 19:00:15.377 INFO kablam!    --> src/lib.rs:196:3
Sep 14 19:00:15.377 INFO kablam!     |
Sep 14 19:00:15.377 INFO kablam! 196 | #[experimental]
Sep 14 19:00:15.377 INFO kablam!     |   ^^^^^^^^^^^^
Sep 14 19:00:15.377 INFO kablam!     |
Sep 14 19:00:15.377 INFO kablam!     = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 14 19:00:15.377 INFO kablam! 
Sep 14 19:00:15.466 INFO kablam! error: aborting due to 4 previous errors
Sep 14 19:00:15.466 INFO kablam! 
Sep 14 19:00:15.466 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 14 19:00:15.467 INFO kablam! error: Could not compile `buildable`.
Sep 14 19:00:15.467 INFO kablam! 
Sep 14 19:00:15.467 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 19:00:15.468 INFO kablam! su: No module specific data is present
Sep 14 19:00:16.249 INFO running `"docker" "rm" "-f" "daaada3ec23f434e89da5cf8708550f5d3028e03028f881d67e69d9523b004db"`
Sep 14 19:00:16.606 INFO blam! daaada3ec23f434e89da5cf8708550f5d3028e03028f881d67e69d9523b004db