Aug 30 03:52:22.018 INFO checking safe_crypto-0.3.0 against try#bc5a74802bb3ffc82f51ef04bca58d64220124c4 for pr-53699
Aug 30 03:52:22.019 INFO running: cargo +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets
Aug 30 03:52:22.019 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53699/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-2/try#bc5a74802bb3ffc82f51ef04bca58d64220124c4:/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 +bc5a74802bb3ffc82f51ef04bca58d64220124c4-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 03:52:22.209 INFO blam! f48b614541d1d61fed858d3ef381eff6d8f235f842e516f2c82881f1c4d89d38
Aug 30 03:52:22.212 INFO running `"docker" "start" "-a" "f48b614541d1d61fed858d3ef381eff6d8f235f842e516f2c82881f1c4d89d38"`
Aug 30 03:52:23.742 INFO kablam!    Compiling unwrap v1.1.0
Aug 30 03:52:23.768 INFO kablam!    Compiling encoding_rs v0.8.6
Aug 30 03:52:23.776 INFO kablam!    Compiling miniz_oxide v0.1.3
Aug 30 03:52:23.789 INFO kablam!    Compiling crossbeam-epoch v0.5.2
Aug 30 03:52:23.791 INFO kablam!    Compiling msdos_time v0.1.6
Aug 30 03:52:23.792 INFO kablam!    Compiling uuid v0.6.5
Aug 30 03:52:23.826 INFO kablam!    Compiling bzip2-sys v0.1.6
Aug 30 03:52:23.836 INFO kablam!    Compiling url v1.5.1
Aug 30 03:52:25.424 INFO kablam!     Checking regex v0.2.11
Aug 30 03:52:25.661 INFO kablam!    Compiling openssl v0.9.24
Aug 30 03:52:29.741 INFO kablam!    Compiling libflate v0.1.16
Aug 30 03:52:30.023 INFO kablam!     Checking bincode v0.8.0
Aug 30 03:52:41.298 INFO kablam!     Checking config_file_handler v0.9.0
Aug 30 03:52:42.379 INFO kablam!    Compiling bzip2 v0.3.3
Aug 30 03:52:42.379 INFO kablam!    Compiling tokio-reactor v0.1.5
Aug 30 03:52:42.587 INFO kablam!    Compiling phf v0.7.23
Aug 30 03:52:42.971 INFO kablam!    Compiling crossbeam-deque v0.6.1
Aug 30 03:52:45.955 INFO kablam!     Checking serde-value v0.5.2
Aug 30 03:52:46.759 INFO kablam!     Checking ws v0.7.3
Aug 30 03:52:53.194 INFO kablam!    Compiling serde_urlencoded v0.5.3
Aug 30 03:53:01.041 INFO kablam!    Compiling miniz_oxide_c_api v0.1.3
Aug 30 03:53:01.045 INFO kablam!    Compiling tokio-threadpool v0.1.6
Aug 30 03:53:01.308 INFO kablam!    Compiling tokio-uds v0.2.1
Aug 30 03:53:01.313 INFO kablam!    Compiling tokio-tcp v0.1.1
Aug 30 03:53:01.538 INFO kablam!    Compiling tokio-udp v0.1.2
Aug 30 03:53:01.710 INFO kablam!     Checking log4rs v0.7.0
Aug 30 03:53:03.219 INFO kablam!    Compiling mime_guess v2.0.0-alpha.6
Aug 30 03:53:03.340 INFO kablam!    Compiling native-tls v0.1.5
Aug 30 03:53:05.426 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 03:53:05.426 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Aug 30 03:53:05.426 INFO kablam!    |
Aug 30 03:53:05.426 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.426 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.426 INFO kablam!    |
Aug 30 03:53:05.426 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.426 INFO kablam! 
Aug 30 03:53:05.427 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 03:53:05.427 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Aug 30 03:53:05.427 INFO kablam!    |
Aug 30 03:53:05.428 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.428 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.428 INFO kablam!    |
Aug 30 03:53:05.428 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.428 INFO kablam! 
Aug 30 03:53:05.428 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 03:53:05.428 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 30 03:53:05.428 INFO kablam!    |
Aug 30 03:53:05.428 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.428 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.428 INFO kablam!    |
Aug 30 03:53:05.428 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.428 INFO kablam! 
Aug 30 03:53:05.428 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 03:53:05.428 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/roll/fixed_window.rs:17:3
Aug 30 03:53:05.428 INFO kablam!    |
Aug 30 03:53:05.428 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.428 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.428 INFO kablam!    |
Aug 30 03:53:05.428 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.428 INFO kablam! 
Aug 30 03:53:05.428 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 03:53:05.429 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 30 03:53:05.429 INFO kablam!    |
Aug 30 03:53:05.429 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.429 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.429 INFO kablam!    |
Aug 30 03:53:05.429 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.429 INFO kablam! 
Aug 30 03:53:05.429 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 03:53:05.429 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 30 03:53:05.429 INFO kablam!    |
Aug 30 03:53:05.429 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.429 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.429 INFO kablam!    |
Aug 30 03:53:05.429 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.429 INFO kablam! 
Aug 30 03:53:05.429 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 03:53:05.429 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Aug 30 03:53:05.429 INFO kablam!    |
Aug 30 03:53:05.429 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 30 03:53:05.429 INFO kablam!    |   ^^^^^
Aug 30 03:53:05.429 INFO kablam!    |
Aug 30 03:53:05.429 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:53:05.430 INFO kablam! 
Aug 30 03:53:06.030 INFO kablam! error: aborting due to 7 previous errors
Aug 30 03:53:06.035 INFO kablam! 
Aug 30 03:53:06.035 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 03:53:06.057 INFO kablam! error: Could not compile `log4rs`.
Aug 30 03:53:06.058 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 03:53:10.955 INFO kablam! error: build failed
Aug 30 03:53:10.958 INFO kablam! su: No module specific data is present
Aug 30 03:53:11.511 INFO running `"docker" "rm" "-f" "f48b614541d1d61fed858d3ef381eff6d8f235f842e516f2c82881f1c4d89d38"`
Aug 30 03:53:11.679 INFO blam! f48b614541d1d61fed858d3ef381eff6d8f235f842e516f2c82881f1c4d89d38