Sep 02 00:56:00.528 INFO checking safe_crypto-0.3.0 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 00:56:00.528 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 00:56:00.528 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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 +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 00:56:00.726 INFO blam! befd061082fafbdba9f0e9515dbe45203aa4610eb48042ae5252657087f7efd1
Sep 02 00:56:00.728 INFO running `"docker" "start" "-a" "befd061082fafbdba9f0e9515dbe45203aa4610eb48042ae5252657087f7efd1"`
Sep 02 00:56:01.854 INFO kablam!    Compiling crossbeam-utils v0.5.0
Sep 02 00:56:01.854 INFO kablam!    Compiling slab v0.4.1
Sep 02 00:56:01.854 INFO kablam!    Compiling lazycell v0.6.0
Sep 02 00:56:01.871 INFO kablam!    Compiling futures v0.1.23
Sep 02 00:56:01.879 INFO kablam!    Compiling foreign-types-shared v0.1.1
Sep 02 00:56:01.895 INFO kablam!    Compiling scoped-tls v0.1.2
Sep 02 00:56:01.923 INFO kablam!    Compiling try-lock v0.1.0
Sep 02 00:56:01.936 INFO kablam!    Compiling net2 v0.2.33
Sep 02 00:56:02.393 INFO kablam!    Compiling encoding_rs v0.8.6
Sep 02 00:56:03.249 INFO kablam!    Compiling uuid v0.6.5
Sep 02 00:56:03.252 INFO kablam!    Compiling lock_api v0.1.3
Sep 02 00:56:03.580 INFO kablam!    Compiling foreign-types v0.3.2
Sep 02 00:56:03.624 INFO kablam!    Compiling parking_lot_core v0.3.0
Sep 02 00:56:04.039 INFO kablam!    Compiling unicase v2.1.0
Sep 02 00:56:05.251 INFO kablam!    Compiling url v1.5.1
Sep 02 00:56:08.429 INFO kablam!    Compiling serde_json v1.0.26
Sep 02 00:56:09.435 INFO kablam!     Checking toml v0.4.6
Sep 02 00:56:10.291 INFO kablam!     Checking serde_yaml v0.7.5
Sep 02 00:56:15.132 INFO kablam!     Checking regex v0.2.11
Sep 02 00:56:16.143 INFO kablam!    Compiling crossbeam-epoch v0.5.2
Sep 02 00:56:26.451 INFO kablam!    Compiling openssl v0.9.24
Sep 02 00:56:26.580 INFO kablam!    Compiling libflate v0.1.16
Sep 02 00:56:26.623 INFO kablam!    Compiling mio v0.6.15
Sep 02 00:56:26.819 INFO kablam!    Compiling mime v0.3.9
Sep 02 00:56:35.531 INFO kablam!     Checking config_file_handler v0.9.0
Sep 02 00:56:41.369 INFO kablam!    Compiling parking_lot v0.6.4
Sep 02 00:56:41.400 INFO kablam!    Compiling phf v0.7.23
Sep 02 00:56:41.579 INFO kablam!    Compiling crossbeam-deque v0.6.1
Sep 02 00:56:41.644 INFO kablam!    Compiling flate2 v1.0.2
Sep 02 00:56:42.837 INFO kablam!    Compiling serde_urlencoded v0.5.3
Sep 02 00:56:42.910 INFO kablam!     Checking serde-value v0.5.2
Sep 02 00:56:43.106 INFO kablam!    Compiling tokio-io v0.1.8
Sep 02 00:56:44.365 INFO kablam!    Compiling tokio-executor v0.1.4
Sep 02 00:56:44.547 INFO kablam!    Compiling relay v0.1.1
Sep 02 00:56:47.075 INFO kablam!    Compiling futures-cpupool v0.1.8
Sep 02 00:56:47.115 INFO kablam!    Compiling tokio-service v0.1.0
Sep 02 00:56:48.540 INFO kablam!    Compiling want v0.0.4
Sep 02 00:56:48.626 INFO kablam!    Compiling mio-uds v0.6.6
Sep 02 00:56:49.395 INFO kablam!    Compiling tokio-threadpool v0.1.6
Sep 02 00:56:49.507 INFO kablam!    Compiling tokio-current-thread v0.1.1
Sep 02 00:56:54.216 INFO kablam!    Compiling tokio-timer v0.2.6
Sep 02 00:56:54.224 INFO kablam!     Checking log4rs v0.7.0
Sep 02 00:56:54.273 INFO kablam!    Compiling tokio-codec v0.1.0
Sep 02 00:56:57.921 INFO kablam!    Compiling tokio-reactor v0.1.5
Sep 02 00:56:57.956 INFO kablam!    Compiling zip v0.3.3
Sep 02 00:56:59.225 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 00:56:59.225 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 02 00:56:59.225 INFO kablam!    |
Sep 02 00:56:59.225 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.225 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.225 INFO kablam!    |
Sep 02 00:56:59.225 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.225 INFO kablam! 
Sep 02 00:56:59.226 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 00:56:59.227 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 02 00:56:59.227 INFO kablam!    |
Sep 02 00:56:59.227 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.227 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.227 INFO kablam!    |
Sep 02 00:56:59.227 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.227 INFO kablam! 
Sep 02 00:56:59.227 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 00:56:59.227 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 00:56:59.227 INFO kablam!    |
Sep 02 00:56:59.227 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.227 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.227 INFO kablam!    |
Sep 02 00:56:59.227 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.227 INFO kablam! 
Sep 02 00:56:59.227 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 00:56:59.227 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 00:56:59.227 INFO kablam!    |
Sep 02 00:56:59.227 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.227 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.227 INFO kablam!    |
Sep 02 00:56:59.228 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.228 INFO kablam! 
Sep 02 00:56:59.228 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 00:56:59.228 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 00:56:59.228 INFO kablam!    |
Sep 02 00:56:59.228 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.228 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.228 INFO kablam!    |
Sep 02 00:56:59.228 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.228 INFO kablam! 
Sep 02 00:56:59.228 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 00:56:59.228 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 00:56:59.228 INFO kablam!    |
Sep 02 00:56:59.228 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.228 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.228 INFO kablam!    |
Sep 02 00:56:59.228 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.228 INFO kablam! 
Sep 02 00:56:59.247 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 00:56:59.247 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 02 00:56:59.247 INFO kablam!    |
Sep 02 00:56:59.247 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 02 00:56:59.247 INFO kablam!    |   ^^^^^
Sep 02 00:56:59.247 INFO kablam!    |
Sep 02 00:56:59.247 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 02 00:56:59.247 INFO kablam! 
Sep 02 00:56:59.783 INFO kablam! error: aborting due to 7 previous errors
Sep 02 00:56:59.798 INFO kablam! 
Sep 02 00:56:59.798 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 02 00:56:59.839 INFO kablam! error: Could not compile `log4rs`.
Sep 02 00:56:59.839 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 00:57:06.519 INFO kablam! error: build failed
Sep 02 00:57:06.521 INFO kablam! su: No module specific data is present
Sep 02 00:57:06.967 INFO running `"docker" "rm" "-f" "befd061082fafbdba9f0e9515dbe45203aa4610eb48042ae5252657087f7efd1"`
Sep 02 00:57:07.105 INFO blam! befd061082fafbdba9f0e9515dbe45203aa4610eb48042ae5252657087f7efd1