Aug 30 06:14:51.984 INFO checking rincon_session-0.1.0 against master#ede55518431154bc761f7b2438cce9078c162700 for pr-53707
Aug 30 06:14:51.984 INFO running: cargo +ede55518431154bc761f7b2438cce9078c162700-alt check --frozen --all --all-targets
Aug 30 06:14:51.984 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53707/master#ede55518431154bc761f7b2438cce9078c162700:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53707/worker-2/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 30 06:14:52.240 INFO blam! 44dcfa39dd1e56a4975c3da8d8626a100401d1a126152f9ba3fd97846cb0705d
Aug 30 06:14:52.240 INFO running `"docker" "start" "-a" "44dcfa39dd1e56a4975c3da8d8626a100401d1a126152f9ba3fd97846cb0705d"`
Aug 30 06:14:53.631 INFO kablam!     Checking mio v0.6.15
Aug 30 06:14:53.631 INFO kablam!     Checking tokio-io v0.1.8
Aug 30 06:14:53.632 INFO kablam!     Checking log v0.3.9
Aug 30 06:14:53.632 INFO kablam!     Checking want v0.0.4
Aug 30 06:14:53.632 INFO kablam!    Compiling syn v0.14.9
Aug 30 06:14:53.658 INFO kablam!     Checking tokio-threadpool v0.1.6
Aug 30 06:14:59.525 INFO kablam!     Checking tokio-codec v0.1.0
Aug 30 06:14:59.713 INFO kablam!     Checking tokio-fs v0.1.3
Aug 30 06:15:01.005 INFO kablam!     Checking mio-uds v0.6.6
Aug 30 06:15:01.006 INFO kablam!     Checking tokio-reactor v0.1.5
Aug 30 06:15:04.627 INFO kablam!     Checking tokio-udp v0.1.2
Aug 30 06:15:04.627 INFO kablam!     Checking tokio-tcp v0.1.1
Aug 30 06:15:04.627 INFO kablam!     Checking tokio-uds v0.2.1
Aug 30 06:15:06.863 INFO kablam!     Checking tokio v0.1.8
Aug 30 06:15:09.218 INFO kablam!     Checking tokio-core v0.1.17
Aug 30 06:15:12.963 INFO kablam!     Checking tokio-proto v0.1.1
Aug 30 06:15:12.964 INFO kablam!     Checking tokio-tls v0.1.4
Aug 30 06:15:17.995 INFO kablam!     Checking tokio-io-timeout v0.1.3
Aug 30 06:15:17.995 INFO kablam!     Checking hyper v0.11.27
Aug 30 06:15:35.139 INFO kablam!    Compiling synstructure v0.9.0
Aug 30 06:15:35.141 INFO kablam!    Compiling serde_derive v1.0.75
Aug 30 06:15:35.143 INFO kablam!    Compiling derive-error-chain v0.11.2
Aug 30 06:15:37.570 INFO kablam!     Checking hyper-timeout v0.1.1
Aug 30 06:15:37.570 INFO kablam!     Checking hyper-tls v0.1.4
Aug 30 06:15:46.764 INFO kablam!    Compiling failure_derive v0.1.2
Aug 30 06:15:49.784 INFO kablam!     Checking dotenv v0.11.0
Aug 30 06:15:52.253 INFO kablam!     Checking failure v0.1.2
Aug 30 06:15:59.257 INFO kablam!     Checking rincon_core v0.1.0
Aug 30 06:15:59.260 INFO kablam!     Checking log4rs v0.8.0
Aug 30 06:16:00.621 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 30 06:16:00.621 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/file.rs:25:3
Aug 30 06:16:00.621 INFO kablam!    |
Aug 30 06:16:00.621 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.621 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.621 INFO kablam!    |
Aug 30 06:16:00.621 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.621 INFO kablam! 
Aug 30 06:16:00.622 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 30 06:16:00.622 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/console.rs:24:3
Aug 30 06:16:00.622 INFO kablam!    |
Aug 30 06:16:00.622 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.622 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.622 INFO kablam!    |
Aug 30 06:16:00.622 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.622 INFO kablam! 
Aug 30 06:16:00.622 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 30 06:16:00.622 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 30 06:16:00.622 INFO kablam!    |
Aug 30 06:16:00.622 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.622 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.622 INFO kablam!    |
Aug 30 06:16:00.622 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.622 INFO kablam! 
Aug 30 06:16:00.623 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 30 06:16:00.623 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 30 06:16:00.623 INFO kablam!    |
Aug 30 06:16:00.623 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.623 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.623 INFO kablam!    |
Aug 30 06:16:00.623 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.623 INFO kablam! 
Aug 30 06:16:00.623 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 30 06:16:00.623 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 30 06:16:00.623 INFO kablam!    |
Aug 30 06:16:00.623 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.623 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.623 INFO kablam!    |
Aug 30 06:16:00.623 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.623 INFO kablam! 
Aug 30 06:16:00.623 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 30 06:16:00.623 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 30 06:16:00.623 INFO kablam!    |
Aug 30 06:16:00.623 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.623 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.624 INFO kablam!    |
Aug 30 06:16:00.624 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.624 INFO kablam! 
Aug 30 06:16:00.624 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 30 06:16:00.624 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/mod.rs:46:3
Aug 30 06:16:00.624 INFO kablam!    |
Aug 30 06:16:00.624 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 30 06:16:00.624 INFO kablam!    |   ^^^^^
Aug 30 06:16:00.624 INFO kablam!    |
Aug 30 06:16:00.624 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 06:16:00.624 INFO kablam! 
Aug 30 06:16:00.744 INFO kablam! error: aborting due to 7 previous errors
Aug 30 06:16:00.744 INFO kablam! 
Aug 30 06:16:00.744 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 06:16:00.753 INFO kablam! error: Could not compile `log4rs`.
Aug 30 06:16:00.754 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 06:16:02.176 INFO kablam! error: build failed
Aug 30 06:16:02.178 INFO kablam! su: No module specific data is present
Aug 30 06:16:02.560 INFO running `"docker" "rm" "-f" "44dcfa39dd1e56a4975c3da8d8626a100401d1a126152f9ba3fd97846cb0705d"`
Aug 30 06:16:02.649 INFO blam! 44dcfa39dd1e56a4975c3da8d8626a100401d1a126152f9ba3fd97846cb0705d