Aug 29 21:40:03.067 INFO checking AlexW-GH/rust8 against try#2d477f9981361618ac78253c28051a66b6cea125 for pr-53707
Aug 29 21:40:03.067 INFO running: cargo +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets
Aug 29 21:40:03.067 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53707/try#2d477f9981361618ac78253c28051a66b6cea125:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-0/try#2d477f9981361618ac78253c28051a66b6cea125:/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 +2d477f9981361618ac78253c28051a66b6cea125-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 21:40:03.242 INFO blam! 7d561b6e68e0d22975ab92e1dee656680f7d2b1491e7a604673b10830269187e
Aug 29 21:40:03.245 INFO running `"docker" "start" "-a" "7d561b6e68e0d22975ab92e1dee656680f7d2b1491e7a604673b10830269187e"`
Aug 29 21:40:04.088 INFO kablam!     Checking shader_version v0.2.2
Aug 29 21:40:04.089 INFO kablam!     Checking serde v0.9.11
Aug 29 21:40:04.091 INFO kablam!    Compiling miniz-sys v0.1.9
Aug 29 21:40:04.093 INFO kablam!     Checking vecmath v0.3.0
Aug 29 21:40:04.094 INFO kablam!     Checking nodrop v0.1.9
Aug 29 21:40:04.095 INFO kablam!    Compiling phf_generator v0.7.21
Aug 29 21:40:04.096 INFO kablam!    Compiling syn v0.11.9
Aug 29 21:40:04.097 INFO kablam!     Checking pistoncore-input v0.17.1
Aug 29 21:40:05.238 INFO kablam!     Checking ordered-float v0.4.0
Aug 29 21:40:05.599 INFO kablam!    Compiling gl v0.6.1
Aug 29 21:40:05.774 INFO kablam!     Checking arrayvec v0.3.21
Aug 29 21:40:06.453 INFO kablam!    Compiling phf_codegen v0.7.21
Aug 29 21:40:08.293 INFO kablam!     Checking piston2d-graphics v0.21.1
Aug 29 21:40:08.458 INFO kablam!    Compiling target_build_utils v0.3.0
Aug 29 21:40:16.127 INFO kablam!     Checking rusttype v0.2.1
Aug 29 21:40:16.329 INFO kablam!     Checking flate2 v0.2.17
Aug 29 21:40:16.993 INFO kablam!     Checking pistoncore-window v0.26.2
Aug 29 21:40:19.015 INFO kablam!     Checking pistoncore-event_loop v0.31.4
Aug 29 21:40:21.454 INFO kablam!     Checking piston v0.31.4
Aug 29 21:40:28.508 INFO kablam!    Compiling serde_codegen_internals v0.14.1
Aug 29 21:40:33.405 INFO kablam!    Compiling serde_derive v0.9.11
Aug 29 21:40:39.498 INFO kablam!     Checking serde-value v0.4.0
Aug 29 21:40:39.576 INFO kablam!     Checking serde_yaml v0.6.2
Aug 29 21:40:39.672 INFO kablam!     Checking serde_json v0.9.9
Aug 29 21:40:39.773 INFO kablam!    Compiling libloading v0.3.2
Aug 29 21:40:44.989 INFO kablam!     Checking dlib v0.3.1
Aug 29 21:40:46.957 INFO kablam!     Checking wayland-sys v0.7.8
Aug 29 21:40:48.055 INFO kablam!     Checking wayland-client v0.7.8
Aug 29 21:40:48.221 INFO kablam!     Checking log4rs v0.6.2
Aug 29 21:40:49.203 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.203 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/file.rs:25:3
Aug 29 21:40:49.203 INFO kablam!    |
Aug 29 21:40:49.203 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.203 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.203 INFO kablam!    |
Aug 29 21:40:49.203 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.203 INFO kablam! 
Aug 29 21:40:49.204 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.204 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/console.rs:24:3
Aug 29 21:40:49.204 INFO kablam!    |
Aug 29 21:40:49.204 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.204 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.204 INFO kablam!    |
Aug 29 21:40:49.204 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.204 INFO kablam! 
Aug 29 21:40:49.204 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.204 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 29 21:40:49.204 INFO kablam!    |
Aug 29 21:40:49.204 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.204 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.204 INFO kablam!    |
Aug 29 21:40:49.204 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.204 INFO kablam! 
Aug 29 21:40:49.204 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.204 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/rolling_file/policy/compound/roll/fixed_window.rs:17:3
Aug 29 21:40:49.204 INFO kablam!    |
Aug 29 21:40:49.204 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.204 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.204 INFO kablam!    |
Aug 29 21:40:49.204 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.204 INFO kablam! 
Aug 29 21:40:49.205 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.205 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 29 21:40:49.205 INFO kablam!    |
Aug 29 21:40:49.205 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.205 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.205 INFO kablam!    |
Aug 29 21:40:49.205 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.205 INFO kablam! 
Aug 29 21:40:49.205 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.205 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 29 21:40:49.205 INFO kablam!    |
Aug 29 21:40:49.205 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.205 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.205 INFO kablam!    |
Aug 29 21:40:49.205 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.205 INFO kablam! 
Aug 29 21:40:49.205 INFO kablam! error[E0658]: The attribute `serde` is currently unknown to the compiler and may have meaning added to it in the future (see issue #29642)
Aug 29 21:40:49.205 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/rolling_file/mod.rs:46:3
Aug 29 21:40:49.205 INFO kablam!    |
Aug 29 21:40:49.205 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 29 21:40:49.205 INFO kablam!    |   ^^^^^
Aug 29 21:40:49.205 INFO kablam!    |
Aug 29 21:40:49.205 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:49.205 INFO kablam! 
Aug 29 21:40:49.248 INFO kablam! error: aborting due to 7 previous errors
Aug 29 21:40:49.248 INFO kablam! 
Aug 29 21:40:49.248 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 29 21:40:49.256 INFO kablam! error: Could not compile `log4rs`.
Aug 29 21:40:49.256 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 29 21:40:51.042 INFO kablam! error: build failed
Aug 29 21:40:51.044 INFO kablam! su: No module specific data is present
Aug 29 21:40:51.541 INFO running `"docker" "rm" "-f" "7d561b6e68e0d22975ab92e1dee656680f7d2b1491e7a604673b10830269187e"`
Aug 29 21:40:51.673 INFO blam! 7d561b6e68e0d22975ab92e1dee656680f7d2b1491e7a604673b10830269187e