Aug 31 14:49:19.385 INFO checking safe_crypto-0.3.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 14:49:19.385 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 14:49:19.385 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-3/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/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 +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 31 14:49:19.536 INFO blam! d6748bbbac748956830bc3876df515154eeadb58146c93bd4d4f41642a9dda22
Aug 31 14:49:19.538 INFO running `"docker" "start" "-a" "d6748bbbac748956830bc3876df515154eeadb58146c93bd4d4f41642a9dda22"`
Aug 31 14:49:20.409 INFO kablam!    Compiling encoding_rs v0.8.6
Aug 31 14:49:20.411 INFO kablam!    Compiling miniz_oxide v0.1.3
Aug 31 14:49:20.414 INFO kablam!    Compiling msdos_time v0.1.6
Aug 31 14:49:20.414 INFO kablam!    Compiling uuid v0.6.5
Aug 31 14:49:20.414 INFO kablam!    Compiling crossbeam-epoch v0.5.2
Aug 31 14:49:20.421 INFO kablam!    Compiling serde v1.0.75
Aug 31 14:49:20.424 INFO kablam!    Compiling bzip2-sys v0.1.6
Aug 31 14:49:20.424 INFO kablam!    Compiling url v1.5.1
Aug 31 14:49:21.399 INFO kablam!     Checking regex v0.2.11
Aug 31 14:49:23.605 INFO kablam!     Checking tiny-keccak v1.4.2
Aug 31 14:49:26.832 INFO kablam!    Compiling openssl v0.9.24
Aug 31 14:49:26.939 INFO kablam!    Compiling libflate v0.1.16
Aug 31 14:49:38.082 INFO kablam!     Checking config_file_handler v0.9.0
Aug 31 14:49:38.205 INFO kablam!    Compiling bzip2 v0.3.3
Aug 31 14:49:38.343 INFO kablam!    Compiling tokio-reactor v0.1.5
Aug 31 14:49:39.691 INFO kablam!    Compiling phf v0.7.23
Aug 31 14:49:41.943 INFO kablam!    Compiling crossbeam-deque v0.6.1
Aug 31 14:49:43.119 INFO kablam!     Checking ws v0.7.3
Aug 31 14:49:43.527 INFO kablam!    Compiling miniz_oxide_c_api v0.1.3
Aug 31 14:49:53.062 INFO kablam!     Checking serde-value v0.5.2
Aug 31 14:50:01.880 INFO kablam!    Compiling tokio-threadpool v0.1.6
Aug 31 14:50:01.884 INFO kablam!    Compiling flate2 v1.0.2
Aug 31 14:50:01.961 INFO kablam!    Compiling tokio-uds v0.2.1
Aug 31 14:50:01.969 INFO kablam!    Compiling tokio-udp v0.1.2
Aug 31 14:50:01.989 INFO kablam!    Compiling tokio-tcp v0.1.1
Aug 31 14:50:02.110 INFO kablam!     Checking log4rs v0.7.0
Aug 31 14:50:06.631 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 14:50:06.631 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Aug 31 14:50:06.631 INFO kablam!    |
Aug 31 14:50:06.631 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.631 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.631 INFO kablam!    |
Aug 31 14:50:06.631 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.631 INFO kablam! 
Aug 31 14:50:06.632 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 14:50:06.632 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Aug 31 14:50:06.632 INFO kablam!    |
Aug 31 14:50:06.632 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.632 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.632 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.633 INFO kablam! 
Aug 31 14:50:06.633 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 14:50:06.633 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 31 14:50:06.633 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.633 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.633 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.633 INFO kablam! 
Aug 31 14:50:06.633 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 14:50:06.633 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
Aug 31 14:50:06.633 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.633 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.633 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.633 INFO kablam! 
Aug 31 14:50:06.633 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 14:50:06.633 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 31 14:50:06.633 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.633 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.633 INFO kablam!    |
Aug 31 14:50:06.633 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.633 INFO kablam! 
Aug 31 14:50:06.635 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 14:50:06.635 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 31 14:50:06.635 INFO kablam!    |
Aug 31 14:50:06.635 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.635 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.635 INFO kablam!    |
Aug 31 14:50:06.635 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.635 INFO kablam! 
Aug 31 14:50:06.636 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 14:50:06.636 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Aug 31 14:50:06.636 INFO kablam!    |
Aug 31 14:50:06.636 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 31 14:50:06.636 INFO kablam!    |   ^^^^^
Aug 31 14:50:06.636 INFO kablam!    |
Aug 31 14:50:06.636 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:50:06.636 INFO kablam! 
Aug 31 14:50:07.283 INFO kablam! error: aborting due to 7 previous errors
Aug 31 14:50:07.294 INFO kablam! 
Aug 31 14:50:07.295 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 31 14:50:07.323 INFO kablam! error: Could not compile `log4rs`.
Aug 31 14:50:07.323 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 14:50:18.672 INFO kablam! error: build failed
Aug 31 14:50:18.674 INFO kablam! su: No module specific data is present
Aug 31 14:50:19.221 INFO running `"docker" "rm" "-f" "d6748bbbac748956830bc3876df515154eeadb58146c93bd4d4f41642a9dda22"`
Aug 31 14:50:19.331 INFO blam! d6748bbbac748956830bc3876df515154eeadb58146c93bd4d4f41642a9dda22