Aug 30 03:41:56.643 INFO checking scavenger-1.0.0 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 03:41:56.643 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 03:41:56.643 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 03:41:56.890 INFO blam! 28acff38579f1c093ea41bf26ecf96be7f1c721dca8ceaf54361501ccdd2777c
Aug 30 03:41:56.894 INFO running `"docker" "start" "-a" "28acff38579f1c093ea41bf26ecf96be7f1c721dca8ceaf54361501ccdd2777c"`
Aug 30 03:41:58.201 INFO kablam!    Compiling sys-info v0.5.6
Aug 30 03:41:58.201 INFO kablam!    Compiling scavenger v1.0.0 (file:///source)
Aug 30 03:41:58.239 INFO kablam!     Checking core_affinity v0.5.9
Aug 30 03:41:58.240 INFO kablam!     Checking clap v2.30.0
Aug 30 03:41:58.242 INFO kablam!     Checking want v0.0.6
Aug 30 03:41:58.244 INFO kablam!     Checking tokio-codec v0.1.0
Aug 30 03:41:58.244 INFO kablam!     Checking h2 v0.1.12
Aug 30 03:41:58.245 INFO kablam!     Checking mio-uds v0.6.6
Aug 30 03:42:00.456 INFO kablam!     Checking tokio-reactor v0.1.5
Aug 30 03:42:02.182 INFO kablam!     Checking rustls v0.13.1
Aug 30 03:42:02.623 INFO kablam!     Checking ct-logs v0.4.0
Aug 30 03:42:02.812 INFO kablam!     Checking log4rs v0.8.0
Aug 30 03:42:03.352 INFO kablam!     Checking tokio-fs v0.1.3
Aug 30 03:42:04.246 INFO kablam!     Checking stopwatch v0.0.7
Aug 30 03:42:08.363 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 30 03:42:08.363 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/file.rs:25:3
Aug 30 03:42:08.363 INFO kablam!    |
Aug 30 03:42:08.363 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.363 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.363 INFO kablam!    |
Aug 30 03:42:08.363 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.363 INFO kablam! 
Aug 30 03:42:08.363 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 30 03:42:08.363 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/console.rs:24:3
Aug 30 03:42:08.363 INFO kablam!    |
Aug 30 03:42:08.363 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.363 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.363 INFO kablam!    |
Aug 30 03:42:08.363 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.363 INFO kablam! 
Aug 30 03:42:08.363 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 30 03:42:08.363 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/roll/delete.rs:16:3
Aug 30 03:42:08.363 INFO kablam!    |
Aug 30 03:42:08.363 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.363 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.363 INFO kablam!    |
Aug 30 03:42:08.364 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.364 INFO kablam! 
Aug 30 03:42:08.364 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 30 03:42:08.364 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
Aug 30 03:42:08.364 INFO kablam!    |
Aug 30 03:42:08.364 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.364 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.364 INFO kablam!    |
Aug 30 03:42:08.364 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.370 INFO kablam! 
Aug 30 03:42:08.371 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 30 03:42:08.371 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/trigger/size.rs:21:3
Aug 30 03:42:08.371 INFO kablam!    |
Aug 30 03:42:08.371 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.371 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.371 INFO kablam!    |
Aug 30 03:42:08.371 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.371 INFO kablam! 
Aug 30 03:42:08.371 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 30 03:42:08.371 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Aug 30 03:42:08.371 INFO kablam!    |
Aug 30 03:42:08.371 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.371 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.371 INFO kablam!    |
Aug 30 03:42:08.371 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.371 INFO kablam! 
Aug 30 03:42:08.372 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 30 03:42:08.372 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/mod.rs:46:3
Aug 30 03:42:08.372 INFO kablam!    |
Aug 30 03:42:08.372 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 30 03:42:08.372 INFO kablam!    |   ^^^^^
Aug 30 03:42:08.372 INFO kablam!    |
Aug 30 03:42:08.372 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 30 03:42:08.373 INFO kablam! 
Aug 30 03:42:08.741 INFO kablam! error: aborting due to 7 previous errors
Aug 30 03:42:08.746 INFO kablam! 
Aug 30 03:42:08.747 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 30 03:42:08.757 INFO kablam! error: Could not compile `log4rs`.
Aug 30 03:42:08.757 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 03:42:19.844 INFO kablam! error: build failed
Aug 30 03:42:19.847 INFO kablam! su: No module specific data is present
Aug 30 03:42:20.351 INFO running `"docker" "rm" "-f" "28acff38579f1c093ea41bf26ecf96be7f1c721dca8ceaf54361501ccdd2777c"`
Aug 30 03:42:20.504 INFO blam! 28acff38579f1c093ea41bf26ecf96be7f1c721dca8ceaf54361501ccdd2777c