Aug 31 22:20:51.460 INFO checking log4rs-0.8.0 against master#d0d81b7fc1421859ba0218e8a437af29ae3b0967 for pr-53578
Aug 31 22:20:51.460 INFO running: cargo +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets
Aug 31 22:20:51.460 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/master#d0d81b7fc1421859ba0218e8a437af29ae3b0967:/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 +d0d81b7fc1421859ba0218e8a437af29ae3b0967-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 22:20:51.690 INFO blam! 5c22a9011b571dd772c9143ce3d6db1eebefc2f362955207083789f1442e7b0f
Aug 31 22:20:51.692 INFO running `"docker" "start" "-a" "5c22a9011b571dd772c9143ce3d6db1eebefc2f362955207083789f1442e7b0f"`
Aug 31 22:20:52.453 INFO kablam!     Checking log4rs v0.8.0 (file:///source)
Aug 31 22:20:53.771 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 31 22:20:53.771 INFO kablam!   --> src/append/file.rs:25:3
Aug 31 22:20:53.771 INFO kablam!    |
Aug 31 22:20:53.771 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.771 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.771 INFO kablam!    |
Aug 31 22:20:53.772 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.772 INFO kablam! 
Aug 31 22:20:53.772 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 31 22:20:53.772 INFO kablam!   --> src/append/console.rs:24:3
Aug 31 22:20:53.772 INFO kablam!    |
Aug 31 22:20:53.772 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.772 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.772 INFO kablam!    |
Aug 31 22:20:53.772 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.772 INFO kablam! 
Aug 31 22:20:53.772 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 31 22:20:53.772 INFO kablam!   --> src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 31 22:20:53.772 INFO kablam!    |
Aug 31 22:20:53.772 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.772 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.772 INFO kablam!    |
Aug 31 22:20:53.772 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.772 INFO kablam! 
Aug 31 22:20:53.772 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 31 22:20:53.772 INFO kablam!   --> src/append/rolling_file/policy/compound/roll/fixed_window.rs:17:3
Aug 31 22:20:53.772 INFO kablam!    |
Aug 31 22:20:53.772 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.773 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.773 INFO kablam!    |
Aug 31 22:20:53.773 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.773 INFO kablam! 
Aug 31 22:20:53.773 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 31 22:20:53.773 INFO kablam!   --> src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 31 22:20:53.773 INFO kablam!    |
Aug 31 22:20:53.773 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.773 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.773 INFO kablam!    |
Aug 31 22:20:53.773 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.773 INFO kablam! 
Aug 31 22:20:53.773 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 31 22:20:53.773 INFO kablam!   --> src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 31 22:20:53.773 INFO kablam!    |
Aug 31 22:20:53.773 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.773 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.773 INFO kablam!    |
Aug 31 22:20:53.773 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.773 INFO kablam! 
Aug 31 22:20:53.773 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 31 22:20:53.773 INFO kablam!   --> src/append/rolling_file/mod.rs:46:3
Aug 31 22:20:53.773 INFO kablam!    |
Aug 31 22:20:53.773 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.774 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.774 INFO kablam!    |
Aug 31 22:20:53.774 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.774 INFO kablam! 
Aug 31 22:20:53.845 INFO kablam! error: aborting due to 7 previous errors
Aug 31 22:20:53.845 INFO kablam! 
Aug 31 22:20:53.845 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 31 22:20:53.852 INFO kablam! error: Could not compile `log4rs`.
Aug 31 22:20:53.852 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 22:20:53.861 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 31 22:20:53.861 INFO kablam!   --> src/append/file.rs:25:3
Aug 31 22:20:53.861 INFO kablam!    |
Aug 31 22:20:53.861 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.861 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.861 INFO kablam!    |
Aug 31 22:20:53.861 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.861 INFO kablam! 
Aug 31 22:20:53.861 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 31 22:20:53.861 INFO kablam!   --> src/append/console.rs:24:3
Aug 31 22:20:53.861 INFO kablam!    |
Aug 31 22:20:53.861 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.861 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.861 INFO kablam!    |
Aug 31 22:20:53.861 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.861 INFO kablam! 
Aug 31 22:20:53.861 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 31 22:20:53.861 INFO kablam!   --> src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 31 22:20:53.861 INFO kablam!    |
Aug 31 22:20:53.862 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.862 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.862 INFO kablam!    |
Aug 31 22:20:53.862 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.862 INFO kablam! 
Aug 31 22:20:53.862 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 31 22:20:53.862 INFO kablam!   --> src/append/rolling_file/policy/compound/roll/fixed_window.rs:17:3
Aug 31 22:20:53.862 INFO kablam!    |
Aug 31 22:20:53.862 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.862 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.862 INFO kablam!    |
Aug 31 22:20:53.862 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.862 INFO kablam! 
Aug 31 22:20:53.862 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 31 22:20:53.862 INFO kablam!   --> src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 31 22:20:53.862 INFO kablam!    |
Aug 31 22:20:53.862 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.862 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.862 INFO kablam!    |
Aug 31 22:20:53.862 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.862 INFO kablam! 
Aug 31 22:20:53.862 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 31 22:20:53.863 INFO kablam!   --> src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 31 22:20:53.863 INFO kablam!    |
Aug 31 22:20:53.863 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.863 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.863 INFO kablam!    |
Aug 31 22:20:53.863 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.863 INFO kablam! 
Aug 31 22:20:53.863 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 31 22:20:53.863 INFO kablam!   --> src/append/rolling_file/mod.rs:46:3
Aug 31 22:20:53.863 INFO kablam!    |
Aug 31 22:20:53.863 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 31 22:20:53.863 INFO kablam!    |   ^^^^^
Aug 31 22:20:53.863 INFO kablam!    |
Aug 31 22:20:53.863 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 22:20:53.863 INFO kablam! 
Aug 31 22:20:53.948 INFO kablam! error: aborting due to 7 previous errors
Aug 31 22:20:53.948 INFO kablam! 
Aug 31 22:20:53.948 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 31 22:20:53.959 INFO kablam! error: Could not compile `log4rs`.
Aug 31 22:20:53.959 INFO kablam! 
Aug 31 22:20:53.959 INFO kablam! To learn more, run the command again with --verbose.
Aug 31 22:20:53.960 INFO kablam! su: No module specific data is present
Aug 31 22:20:54.451 INFO running `"docker" "rm" "-f" "5c22a9011b571dd772c9143ce3d6db1eebefc2f362955207083789f1442e7b0f"`
Aug 31 22:20:54.538 INFO blam! 5c22a9011b571dd772c9143ce3d6db1eebefc2f362955207083789f1442e7b0f