Sep 04 07:03:50.393 INFO checking self_encryption-0.12.0 against try#5fe695a3844714c70e8f7731a553f7947987a68a for pr-53913
Sep 04 07:03:50.394 INFO running: cargo +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets
Sep 04 07:03:50.394 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53913/try#5fe695a3844714c70e8f7731a553f7947987a68a:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53913/worker-2/try#5fe695a3844714c70e8f7731a553f7947987a68a:/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 +5fe695a3844714c70e8f7731a553f7947987a68a-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 07:03:50.546 INFO blam! 282ed636515be81891191e23ab98380c484947bb6b9d769e772b0f3efc04a046
Sep 04 07:03:50.548 INFO running `"docker" "start" "-a" "282ed636515be81891191e23ab98380c484947bb6b9d769e772b0f3efc04a046"`
Sep 04 07:03:51.386 INFO kablam!    Compiling podio v0.1.6
Sep 04 07:03:51.387 INFO kablam!    Compiling unwrap v1.1.0
Sep 04 07:03:51.390 INFO kablam!     Checking tiny-keccak v1.3.1
Sep 04 07:03:51.390 INFO kablam!    Compiling miniz_oxide v0.1.3
Sep 04 07:03:51.390 INFO kablam!    Compiling brotli-sys v0.3.0
Sep 04 07:03:51.395 INFO kablam!    Compiling msdos_time v0.1.6
Sep 04 07:03:51.406 INFO kablam!    Compiling bzip2-sys v0.1.6
Sep 04 07:03:51.406 INFO kablam!     Checking url v1.5.1
Sep 04 07:03:52.085 INFO kablam!    Compiling flate2 v0.2.20
Sep 04 07:03:52.209 INFO kablam!    Compiling bzip2 v0.3.3
Sep 04 07:03:52.227 INFO kablam!     Checking config_file_handler v0.9.0
Sep 04 07:03:52.325 INFO kablam!     Checking serde-value v0.5.2
Sep 04 07:03:52.335 INFO kablam!     Checking chrono v0.3.0
Sep 04 07:03:53.807 INFO kablam!     Checking docopt v0.8.3
Sep 04 07:03:57.542 INFO kablam!     Checking ws v0.7.3
Sep 04 07:03:59.419 INFO kablam!    Compiling miniz_oxide_c_api v0.1.3
Sep 04 07:03:59.655 INFO kablam!     Checking log4rs v0.7.0
Sep 04 07:04:00.893 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 04 07:04:00.893 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 04 07:04:00.893 INFO kablam!    |
Sep 04 07:04:00.893 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.893 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.893 INFO kablam!    |
Sep 04 07:04:00.893 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.893 INFO kablam! 
Sep 04 07:04:00.893 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 04 07:04:00.893 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 04 07:04:00.893 INFO kablam!    |
Sep 04 07:04:00.893 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.893 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.894 INFO kablam! 
Sep 04 07:04:00.894 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 04 07:04:00.894 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.894 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.894 INFO kablam! 
Sep 04 07:04:00.894 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 04 07:04:00.894 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
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.894 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.894 INFO kablam! 
Sep 04 07:04:00.894 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 04 07:04:00.894 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.894 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.894 INFO kablam!    |
Sep 04 07:04:00.894 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.894 INFO kablam! 
Sep 04 07:04:00.895 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 04 07:04:00.895 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 04 07:04:00.895 INFO kablam!    |
Sep 04 07:04:00.895 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.895 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.895 INFO kablam!    |
Sep 04 07:04:00.895 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.895 INFO kablam! 
Sep 04 07:04:00.895 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 04 07:04:00.895 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 04 07:04:00.895 INFO kablam!    |
Sep 04 07:04:00.895 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 04 07:04:00.895 INFO kablam!    |   ^^^^^
Sep 04 07:04:00.895 INFO kablam!    |
Sep 04 07:04:00.895 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 07:04:00.895 INFO kablam! 
Sep 04 07:04:01.037 INFO kablam! error: aborting due to 7 previous errors
Sep 04 07:04:01.038 INFO kablam! 
Sep 04 07:04:01.038 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 04 07:04:01.047 INFO kablam! error: Could not compile `log4rs`.
Sep 04 07:04:01.048 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 04 07:04:03.609 INFO kablam! error: build failed
Sep 04 07:04:03.611 INFO kablam! su: No module specific data is present
Sep 04 07:04:04.035 INFO running `"docker" "rm" "-f" "282ed636515be81891191e23ab98380c484947bb6b9d769e772b0f3efc04a046"`
Sep 04 07:04:04.126 INFO blam! 282ed636515be81891191e23ab98380c484947bb6b9d769e772b0f3efc04a046