Aug 29 21:40:03.299 INFO checking AlexW-GH/rust8 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 29 21:40:03.299 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 29 21:40:03.299 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-1/master#ede55518431154bc761f7b2438cce9078c162700:/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 +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 21:40:03.503 INFO blam! 348ba90e1f117bcdd0dc5ec4084ef4413c5d57fd23c9a8b5382bf4d1a6fe2fa9
Aug 29 21:40:03.505 INFO running `"docker" "start" "-a" "348ba90e1f117bcdd0dc5ec4084ef4413c5d57fd23c9a8b5382bf4d1a6fe2fa9"`
Aug 29 21:40:04.499 INFO kablam!    Compiling num-traits v0.1.37
Aug 29 21:40:04.499 INFO kablam!    Compiling serde v0.9.11
Aug 29 21:40:04.508 INFO kablam!    Compiling log v0.3.7
Aug 29 21:40:04.556 INFO kablam!     Checking log-mdc v0.1.0
Aug 29 21:40:04.557 INFO kablam!    Compiling x11-dl v2.12.0
Aug 29 21:40:04.557 INFO kablam!     Checking shared_library v0.1.5
Aug 29 21:40:04.558 INFO kablam!     Checking humantime v1.0.0
Aug 29 21:40:06.003 INFO kablam!    Compiling phf_generator v0.7.21
Aug 29 21:40:06.169 INFO kablam!    Compiling tempfile v2.1.5
Aug 29 21:40:06.776 INFO kablam!     Checking pistoncore-input v0.17.1
Aug 29 21:40:07.926 INFO kablam!     Checking arrayvec v0.3.21
Aug 29 21:40:07.940 INFO kablam!     Checking ordered-float v0.4.0
Aug 29 21:40:07.973 INFO kablam!     Checking osmesa-sys v0.1.2
Aug 29 21:40:08.534 INFO kablam!    Compiling serde_codegen_internals v0.14.1
Aug 29 21:40:09.779 INFO kablam!    Compiling phf_codegen v0.7.21
Aug 29 21:40:10.757 INFO kablam!    Compiling gl_generator v0.5.2
Aug 29 21:40:11.432 INFO kablam!     Checking fs2 v0.2.5
Aug 29 21:40:16.366 INFO kablam!    Compiling target_build_utils v0.3.0
Aug 29 21:40:16.807 INFO kablam!     Checking memmap v0.4.0
Aug 29 21:40:18.913 INFO kablam!     Checking rusttype v0.2.1
Aug 29 21:40:19.173 INFO kablam!    Compiling serde_derive v0.9.11
Aug 29 21:40:19.321 INFO kablam!     Checking pistoncore-window v0.26.2
Aug 29 21:40:28.022 INFO kablam!     Checking pistoncore-event_loop v0.31.4
Aug 29 21:40:29.299 INFO kablam!     Checking piston v0.31.4
Aug 29 21:40:30.080 INFO kablam!    Compiling glutin v0.7.4
Aug 29 21:40:30.082 INFO kablam!    Compiling gl v0.6.1
Aug 29 21:40:45.371 INFO kablam!     Checking serde_yaml v0.6.2
Aug 29 21:40:45.373 INFO kablam!     Checking serde_json v0.9.9
Aug 29 21:40:45.375 INFO kablam!     Checking serde-value v0.4.0
Aug 29 21:40:51.129 INFO kablam!     Checking log4rs v0.6.2
Aug 29 21:40:51.864 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 21:40:51.864 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/file.rs:25:3
Aug 29 21:40:51.864 INFO kablam!    |
Aug 29 21:40:51.864 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.864 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.864 INFO kablam!    |
Aug 29 21:40:51.864 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.864 INFO kablam! 
Aug 29 21:40:51.865 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 21:40:51.865 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/console.rs:24:3
Aug 29 21:40:51.865 INFO kablam!    |
Aug 29 21:40:51.865 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.865 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.865 INFO kablam!    |
Aug 29 21:40:51.865 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.865 INFO kablam! 
Aug 29 21:40:51.865 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 21:40:51.865 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 21:40:51.865 INFO kablam!    |
Aug 29 21:40:51.865 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.865 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.866 INFO kablam!    |
Aug 29 21:40:51.866 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.866 INFO kablam! 
Aug 29 21:40:51.866 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 21:40:51.866 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 21:40:51.866 INFO kablam!    |
Aug 29 21:40:51.866 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.866 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.866 INFO kablam!    |
Aug 29 21:40:51.866 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.866 INFO kablam! 
Aug 29 21:40:51.866 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 21:40:51.866 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 21:40:51.866 INFO kablam!    |
Aug 29 21:40:51.866 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.866 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.867 INFO kablam!    |
Aug 29 21:40:51.867 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.867 INFO kablam! 
Aug 29 21:40:51.867 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 21:40:51.867 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 21:40:51.867 INFO kablam!    |
Aug 29 21:40:51.867 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.867 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.867 INFO kablam!    |
Aug 29 21:40:51.867 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.867 INFO kablam! 
Aug 29 21:40:51.867 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 21:40:51.867 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.6.2/src/append/rolling_file/mod.rs:46:3
Aug 29 21:40:51.867 INFO kablam!    |
Aug 29 21:40:51.867 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 29 21:40:51.867 INFO kablam!    |   ^^^^^
Aug 29 21:40:51.867 INFO kablam!    |
Aug 29 21:40:51.867 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 21:40:51.867 INFO kablam! 
Aug 29 21:40:51.897 INFO kablam! error: aborting due to 7 previous errors
Aug 29 21:40:51.897 INFO kablam! 
Aug 29 21:40:51.898 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 29 21:40:51.905 INFO kablam! error: Could not compile `log4rs`.
Aug 29 21:40:51.905 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 29 21:40:54.818 INFO kablam! error: build failed
Aug 29 21:40:54.820 INFO kablam! su: No module specific data is present
Aug 29 21:40:55.205 INFO running `"docker" "rm" "-f" "348ba90e1f117bcdd0dc5ec4084ef4413c5d57fd23c9a8b5382bf4d1a6fe2fa9"`
Aug 29 21:40:55.333 INFO blam! 348ba90e1f117bcdd0dc5ec4084ef4413c5d57fd23c9a8b5382bf4d1a6fe2fa9