Sep 06 01:25:14.847 INFO checking rincon_client-0.1.1 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 01:25:14.847 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 01:25:14.847 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-7/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 01:25:15.044 INFO blam! 10db477f6e569fa528c0ba7c50191f98b85864091d1500a76c8645f5c67be393
Sep 06 01:25:15.046 INFO running `"docker" "start" "-a" "10db477f6e569fa528c0ba7c50191f98b85864091d1500a76c8645f5c67be393"`
Sep 06 01:25:16.465 INFO kablam! usermod: no changes
Sep 06 01:25:16.824 INFO kablam!     Checking syn v0.11.11
Sep 06 01:25:16.825 INFO kablam!     Checking pulldown-cmark v0.1.2
Sep 06 01:25:16.830 INFO kablam!     Checking log v0.4.5
Sep 06 01:25:16.838 INFO kablam!    Compiling derive-error-chain v0.11.2
Sep 06 01:25:16.838 INFO kablam!     Checking error-chain v0.11.0
Sep 06 01:25:16.838 INFO kablam!     Checking rincon_core v0.1.0
Sep 06 01:25:18.834 INFO kablam!     Checking mio v0.6.15
Sep 06 01:25:18.834 INFO kablam!     Checking tokio-io v0.1.8
Sep 06 01:25:18.834 INFO kablam!     Checking tokio-threadpool v0.1.6
Sep 06 01:25:18.834 INFO kablam!     Checking log v0.3.9
Sep 06 01:25:19.490 INFO kablam!     Checking want v0.0.4
Sep 06 01:25:20.499 INFO kablam!     Checking log4rs v0.8.0
Sep 06 01:25:22.010 INFO kablam!     Checking tokio-codec v0.1.0
Sep 06 01:25:22.182 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)
Sep 06 01:25:22.182 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/file.rs:25:3
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.182 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.182 INFO kablam! 
Sep 06 01:25:22.182 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)
Sep 06 01:25:22.182 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/console.rs:24:3
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.182 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.182 INFO kablam! 
Sep 06 01:25:22.182 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)
Sep 06 01:25:22.182 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.182 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.182 INFO kablam! 
Sep 06 01:25:22.182 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)
Sep 06 01:25:22.182 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
Sep 06 01:25:22.182 INFO kablam!    |
Sep 06 01:25:22.182 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.183 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.183 INFO kablam! 
Sep 06 01:25:22.183 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)
Sep 06 01:25:22.183 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.183 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.183 INFO kablam! 
Sep 06 01:25:22.183 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)
Sep 06 01:25:22.183 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.183 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.183 INFO kablam! 
Sep 06 01:25:22.183 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)
Sep 06 01:25:22.183 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/mod.rs:46:3
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 06 01:25:22.183 INFO kablam!    |   ^^^^^
Sep 06 01:25:22.183 INFO kablam!    |
Sep 06 01:25:22.183 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 06 01:25:22.183 INFO kablam! 
Sep 06 01:25:22.398 INFO kablam! error: aborting due to 7 previous errors
Sep 06 01:25:22.398 INFO kablam! 
Sep 06 01:25:22.398 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 06 01:25:22.422 INFO kablam! error: Could not compile `log4rs`.
Sep 06 01:25:22.422 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 01:25:30.622 INFO kablam! error: build failed
Sep 06 01:25:30.622 INFO kablam! su: No module specific data is present
Sep 06 01:25:31.752 INFO running `"docker" "rm" "-f" "10db477f6e569fa528c0ba7c50191f98b85864091d1500a76c8645f5c67be393"`
Sep 06 01:25:31.861 INFO blam! 10db477f6e569fa528c0ba7c50191f98b85864091d1500a76c8645f5c67be393