Sep 01 07:35:43.232 INFO checking connectr-1.0.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Sep 01 07:35:43.232 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Sep 01 07:35:43.232 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-1/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"`
Sep 01 07:35:43.421 INFO blam! 296301b2720de7a4d11b970fbdd3216653055f7ad9f6eab830d72a108df5298f
Sep 01 07:35:43.423 INFO running `"docker" "start" "-a" "296301b2720de7a4d11b970fbdd3216653055f7ad9f6eab830d72a108df5298f"`
Sep 01 07:35:44.429 INFO kablam!    Compiling rubrail v0.7.0
Sep 01 07:35:44.433 INFO kablam!     Checking nix v0.11.0
Sep 01 07:35:44.436 INFO kablam!     Checking tokio-reactor v0.1.5
Sep 01 07:35:44.436 INFO kablam!     Checking serde-value v0.5.2
Sep 01 07:35:44.437 INFO kablam!     Checking timer v0.2.0
Sep 01 07:35:44.549 INFO kablam! error: expected one of `!`, `(`, `)`, `,`, `::`, or `<`, found `.`
Sep 01 07:35:44.549 INFO kablam!    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/nix-0.11.0/src/sys/socket/mod.rs:946:36
Sep 01 07:35:44.549 INFO kablam!     |
Sep 01 07:35:44.549 INFO kablam! 946 |     if len < mem::size_of_val(&addr.ss_family) {
Sep 01 07:35:44.549 INFO kablam!     |                                    ^ expected one of `!`, `(`, `)`, `,`, `::`, or `<` here
Sep 01 07:35:44.549 INFO kablam! 
Sep 01 07:35:46.158 INFO kablam!     Checking log4rs v0.8.0
Sep 01 07:35:47.774 INFO kablam!     Checking tokio-tcp v0.1.1
Sep 01 07:35:47.775 INFO kablam!     Checking tokio-udp v0.1.2
Sep 01 07:35:47.775 INFO kablam!     Checking tokio-uds v0.2.1
Sep 01 07:35:48.539 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 01 07:35:48.540 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/file.rs:25:3
Sep 01 07:35:48.540 INFO kablam!    |
Sep 01 07:35:48.540 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.540 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.540 INFO kablam!    |
Sep 01 07:35:48.540 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.540 INFO kablam! 
Sep 01 07:35:48.540 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 01 07:35:48.540 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/console.rs:24:3
Sep 01 07:35:48.540 INFO kablam!    |
Sep 01 07:35:48.540 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.540 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.541 INFO kablam!    |
Sep 01 07:35:48.541 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.541 INFO kablam! 
Sep 01 07:35:48.542 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 01 07:35:48.542 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Sep 01 07:35:48.542 INFO kablam!    |
Sep 01 07:35:48.542 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.542 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.542 INFO kablam!    |
Sep 01 07:35:48.542 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.542 INFO kablam! 
Sep 01 07:35:48.543 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 01 07:35:48.543 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/roll/fixed_window.rs:17:3
Sep 01 07:35:48.543 INFO kablam!    |
Sep 01 07:35:48.543 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.543 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.543 INFO kablam!    |
Sep 01 07:35:48.543 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.543 INFO kablam! 
Sep 01 07:35:48.544 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 01 07:35:48.544 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Sep 01 07:35:48.544 INFO kablam!    |
Sep 01 07:35:48.544 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.544 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.544 INFO kablam!    |
Sep 01 07:35:48.544 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.544 INFO kablam! 
Sep 01 07:35:48.544 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 01 07:35:48.544 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 01 07:35:48.545 INFO kablam!    |
Sep 01 07:35:48.545 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.545 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.545 INFO kablam!    |
Sep 01 07:35:48.545 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.545 INFO kablam! 
Sep 01 07:35:48.545 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 01 07:35:48.545 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/mod.rs:46:3
Sep 01 07:35:48.545 INFO kablam!    |
Sep 01 07:35:48.546 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 01 07:35:48.546 INFO kablam!    |   ^^^^^
Sep 01 07:35:48.546 INFO kablam!    |
Sep 01 07:35:48.546 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:48.546 INFO kablam! 
Sep 01 07:35:48.649 INFO kablam! error: aborting due to 7 previous errors
Sep 01 07:35:48.649 INFO kablam! 
Sep 01 07:35:48.649 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 07:35:48.659 INFO kablam! error: Could not compile `log4rs`.
Sep 01 07:35:48.660 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 07:35:53.284 INFO kablam! error: aborting due to previous error
Sep 01 07:35:53.284 INFO kablam! 
Sep 01 07:35:53.304 INFO kablam! error: Could not compile `nix`.
Sep 01 07:35:53.304 INFO kablam! 
Sep 01 07:35:53.305 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 07:35:53.306 INFO kablam! su: No module specific data is present
Sep 01 07:35:53.681 INFO running `"docker" "rm" "-f" "296301b2720de7a4d11b970fbdd3216653055f7ad9f6eab830d72a108df5298f"`
Sep 01 07:35:53.776 INFO blam! 296301b2720de7a4d11b970fbdd3216653055f7ad9f6eab830d72a108df5298f