Sep 02 00:34:31.022 INFO checking secure_serialisation-0.5.0 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 02 00:34:31.022 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 02 00:34:31.022 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 00:34:31.226 INFO blam! 355f0db64571ecb6cc7b9ab8f18db3e2db60558a02343d990633932f1c268e8b
Sep 02 00:34:31.229 INFO running `"docker" "start" "-a" "355f0db64571ecb6cc7b9ab8f18db3e2db60558a02343d990633932f1c268e8b"`
Sep 02 00:34:32.177 INFO kablam!    Compiling xattr v0.2.2
Sep 02 00:34:32.177 INFO kablam!    Compiling miniz_oxide v0.1.3
Sep 02 00:34:32.177 INFO kablam!    Compiling filetime v0.2.1
Sep 02 00:34:32.181 INFO kablam!    Compiling msdos_time v0.1.6
Sep 02 00:34:32.183 INFO kablam!    Compiling bzip2-sys v0.1.6
Sep 02 00:34:32.184 INFO kablam!     Checking url v1.5.1
Sep 02 00:34:32.184 INFO kablam!    Compiling flate2 v0.2.20
Sep 02 00:34:32.187 INFO kablam!     Checking bincode v0.8.0
Sep 02 00:34:32.947 INFO kablam!     Checking config_file_handler v0.8.3
Sep 02 00:34:33.204 INFO kablam!     Checking serde-value v0.5.2
Sep 02 00:34:34.614 INFO kablam!    Compiling bzip2 v0.3.3
Sep 02 00:34:34.673 INFO kablam!    Compiling tar v0.4.16
Sep 02 00:34:35.384 INFO kablam!     Checking log4rs v0.7.0
Sep 02 00:34:36.187 INFO kablam!     Checking ws v0.7.3
Sep 02 00:34:36.867 INFO kablam!    Compiling miniz_oxide_c_api v0.1.3
Sep 02 00:34:37.185 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 02 00:34:37.185 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 02 00:34:37.185 INFO kablam!    |
Sep 02 00:34:37.185 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.185 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.185 INFO kablam!    |
Sep 02 00:34:37.185 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.185 INFO kablam! 
Sep 02 00:34:37.186 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 02 00:34:37.186 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 02 00:34:37.186 INFO kablam!    |
Sep 02 00:34:37.186 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.186 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.186 INFO kablam!    |
Sep 02 00:34:37.186 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.186 INFO kablam! 
Sep 02 00:34:37.186 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 02 00:34:37.186 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 02 00:34:37.186 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.187 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.187 INFO kablam! 
Sep 02 00:34:37.187 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 02 00:34:37.187 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 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.187 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.187 INFO kablam! 
Sep 02 00:34:37.187 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 02 00:34:37.187 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 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.187 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.187 INFO kablam! 
Sep 02 00:34:37.187 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 02 00:34:37.187 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.187 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.187 INFO kablam!    |
Sep 02 00:34:37.187 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.188 INFO kablam! 
Sep 02 00:34:37.188 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 02 00:34:37.188 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 02 00:34:37.188 INFO kablam!    |
Sep 02 00:34:37.188 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 02 00:34:37.188 INFO kablam!    |   ^^^^^
Sep 02 00:34:37.188 INFO kablam!    |
Sep 02 00:34:37.188 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:34:37.188 INFO kablam! 
Sep 02 00:34:37.296 INFO kablam! error: aborting due to 7 previous errors
Sep 02 00:34:37.296 INFO kablam! 
Sep 02 00:34:37.296 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 02 00:34:37.306 INFO kablam! error: Could not compile `log4rs`.
Sep 02 00:34:37.306 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 00:34:40.274 INFO kablam! error: build failed
Sep 02 00:34:40.276 INFO kablam! su: No module specific data is present
Sep 02 00:34:40.743 INFO running `"docker" "rm" "-f" "355f0db64571ecb6cc7b9ab8f18db3e2db60558a02343d990633932f1c268e8b"`
Sep 02 00:34:40.882 INFO blam! 355f0db64571ecb6cc7b9ab8f18db3e2db60558a02343d990633932f1c268e8b