Aug 29 23:46:13.664 INFO checking toucHNews-0.4.0 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 29 23:46:13.664 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 29 23:46:13.664 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 29 23:46:13.870 INFO blam! fd2076e4ef2011138f2406167aa8aeac5f6de79e55348d4a4bc5c7f3a7d4b4f7
Aug 29 23:46:13.872 INFO running `"docker" "start" "-a" "fd2076e4ef2011138f2406167aa8aeac5f6de79e55348d4a4bc5c7f3a7d4b4f7"`
Aug 29 23:46:14.907 INFO kablam!     Checking open v1.2.2
Aug 29 23:46:14.921 INFO kablam!     Checking log v0.4.4
Aug 29 23:46:14.943 INFO kablam!     Checking serde-value v0.5.2
Aug 29 23:46:16.159 INFO kablam!     Checking tokio-io v0.1.8
Aug 29 23:46:16.159 INFO kablam!     Checking mio v0.6.15
Aug 29 23:46:16.159 INFO kablam!     Checking tokio-threadpool v0.1.6
Aug 29 23:46:16.159 INFO kablam!     Checking log v0.3.9
Aug 29 23:46:16.159 INFO kablam!     Checking want v0.0.4
Aug 29 23:46:17.969 INFO kablam!     Checking log4rs v0.8.0
Aug 29 23:46:20.325 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 23:46:20.325 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/file.rs:25:3
Aug 29 23:46:20.325 INFO kablam!    |
Aug 29 23:46:20.325 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.325 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.330 INFO kablam!    |
Aug 29 23:46:20.331 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.331 INFO kablam! 
Aug 29 23:46:20.332 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 23:46:20.332 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/console.rs:24:3
Aug 29 23:46:20.332 INFO kablam!    |
Aug 29 23:46:20.332 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.332 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.333 INFO kablam!    |
Aug 29 23:46:20.333 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.334 INFO kablam! 
Aug 29 23:46:20.334 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 23:46:20.334 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 29 23:46:20.334 INFO kablam!    |
Aug 29 23:46:20.335 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.335 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.335 INFO kablam!    |
Aug 29 23:46:20.336 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.336 INFO kablam! 
Aug 29 23:46:20.337 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 23:46:20.337 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/roll/fixed_window.rs:17:3
Aug 29 23:46:20.337 INFO kablam!    |
Aug 29 23:46:20.337 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.337 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.338 INFO kablam!    |
Aug 29 23:46:20.338 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.339 INFO kablam! 
Aug 29 23:46:20.339 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 23:46:20.339 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 29 23:46:20.339 INFO kablam!    |
Aug 29 23:46:20.339 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.339 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.340 INFO kablam!    |
Aug 29 23:46:20.340 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.341 INFO kablam! 
Aug 29 23:46:20.342 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 23:46:20.342 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 29 23:46:20.342 INFO kablam!    |
Aug 29 23:46:20.342 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.342 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.342 INFO kablam!    |
Aug 29 23:46:20.343 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.343 INFO kablam! 
Aug 29 23:46:20.344 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 23:46:20.344 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/mod.rs:46:3
Aug 29 23:46:20.344 INFO kablam!    |
Aug 29 23:46:20.344 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 29 23:46:20.344 INFO kablam!    |   ^^^^^
Aug 29 23:46:20.345 INFO kablam!    |
Aug 29 23:46:20.345 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 29 23:46:20.346 INFO kablam! 
Aug 29 23:46:20.577 INFO kablam! error: aborting due to 7 previous errors
Aug 29 23:46:20.582 INFO kablam! 
Aug 29 23:46:20.583 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 29 23:46:20.602 INFO kablam! error: Could not compile `log4rs`.
Aug 29 23:46:20.603 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 29 23:46:22.449 INFO kablam! error: build failed
Aug 29 23:46:22.451 INFO kablam! su: No module specific data is present
Aug 29 23:46:22.982 INFO running `"docker" "rm" "-f" "fd2076e4ef2011138f2406167aa8aeac5f6de79e55348d4a4bc5c7f3a7d4b4f7"`
Aug 29 23:46:23.141 INFO blam! fd2076e4ef2011138f2406167aa8aeac5f6de79e55348d4a4bc5c7f3a7d4b4f7