Sep 04 03:51:47.769 INFO checking self_encryption-0.12.0 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 03:51:47.769 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 03:51:47.770 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 03:51:48.030 INFO blam! 5da5b6898fb8a5235b0b5abdb557acb98f81b937b611bd61328fcd4f387ae7f8
Sep 04 03:51:48.032 INFO running `"docker" "start" "-a" "5da5b6898fb8a5235b0b5abdb557acb98f81b937b611bd61328fcd4f387ae7f8"`
Sep 04 03:51:49.129 INFO kablam!    Compiling unwrap v1.1.0
Sep 04 03:51:49.169 INFO kablam!    Compiling miniz_oxide v0.1.3
Sep 04 03:51:49.173 INFO kablam!    Compiling brotli-sys v0.3.0
Sep 04 03:51:49.176 INFO kablam!    Compiling msdos_time v0.1.6
Sep 04 03:51:49.182 INFO kablam!    Compiling bzip2-sys v0.1.6
Sep 04 03:51:49.187 INFO kablam!     Checking url v1.5.1
Sep 04 03:51:49.210 INFO kablam!     Checking log4rs v0.7.0
Sep 04 03:51:50.318 INFO kablam!    Compiling bzip2 v0.3.3
Sep 04 03:51:51.104 INFO kablam!     Checking config_file_handler v0.9.0
Sep 04 03:51:52.107 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 03:51:52.107 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 04 03:51:52.107 INFO kablam!    |
Sep 04 03:51:52.107 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.107 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.108 INFO kablam!    |
Sep 04 03:51:52.108 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.109 INFO kablam! 
Sep 04 03:51:52.110 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 03:51:52.110 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 04 03:51:52.110 INFO kablam!    |
Sep 04 03:51:52.110 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.110 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.110 INFO kablam!    |
Sep 04 03:51:52.111 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.111 INFO kablam! 
Sep 04 03:51:52.112 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 03:51:52.112 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 03:51:52.112 INFO kablam!    |
Sep 04 03:51:52.112 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.112 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.113 INFO kablam!    |
Sep 04 03:51:52.113 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.114 INFO kablam! 
Sep 04 03:51:52.114 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 03:51:52.114 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 03:51:52.114 INFO kablam!    |
Sep 04 03:51:52.114 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.114 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.115 INFO kablam!    |
Sep 04 03:51:52.115 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.116 INFO kablam! 
Sep 04 03:51:52.116 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 03:51:52.117 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 03:51:52.117 INFO kablam!    |
Sep 04 03:51:52.117 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.117 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.117 INFO kablam!    |
Sep 04 03:51:52.118 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.118 INFO kablam! 
Sep 04 03:51:52.119 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 03:51:52.119 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 03:51:52.119 INFO kablam!    |
Sep 04 03:51:52.119 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.119 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.120 INFO kablam!    |
Sep 04 03:51:52.120 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.120 INFO kablam! 
Sep 04 03:51:52.121 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 03:51:52.121 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 04 03:51:52.121 INFO kablam!    |
Sep 04 03:51:52.121 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 04 03:51:52.121 INFO kablam!    |   ^^^^^
Sep 04 03:51:52.122 INFO kablam!    |
Sep 04 03:51:52.122 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 04 03:51:52.123 INFO kablam! 
Sep 04 03:51:52.259 INFO kablam! error: aborting due to 7 previous errors
Sep 04 03:51:52.259 INFO kablam! 
Sep 04 03:51:52.259 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 04 03:51:52.269 INFO kablam! error: Could not compile `log4rs`.
Sep 04 03:51:52.269 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 04 03:51:57.932 INFO kablam! error: build failed
Sep 04 03:51:57.934 INFO kablam! su: No module specific data is present
Sep 04 03:51:58.374 INFO running `"docker" "rm" "-f" "5da5b6898fb8a5235b0b5abdb557acb98f81b937b611bd61328fcd4f387ae7f8"`
Sep 04 03:51:58.527 INFO blam! 5da5b6898fb8a5235b0b5abdb557acb98f81b937b611bd61328fcd4f387ae7f8