Aug 31 14:50:50.003 INFO checking safe_authenticator-0.8.0 against try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b for pr-53578
Aug 31 14:50:50.003 INFO running: cargo +a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b-alt check --frozen --all --all-targets
Aug 31 14:50:50.003 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53578/try#a5b9f2cc0cdaca8edf23a89c649279de2c91cd3b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578/worker-2/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 14:50:50.206 INFO blam! 8bf121ba7d25bc42d46a49ccf6a73d77025b3baf72860e945b9e0a7b3a2cd881
Aug 31 14:50:50.208 INFO running `"docker" "start" "-a" "8bf121ba7d25bc42d46a49ccf6a73d77025b3baf72860e945b9e0a7b3a2cd881"`
Aug 31 14:50:51.600 INFO kablam!    Compiling linked-hash-map v0.5.1
Aug 31 14:50:51.602 INFO kablam!    Compiling slab v0.4.1
Aug 31 14:50:51.606 INFO kablam!    Compiling byteorder v1.1.0
Aug 31 14:50:51.608 INFO kablam!    Compiling crossbeam v0.2.12
Aug 31 14:50:51.639 INFO kablam!    Compiling sha1 v0.2.0
Aug 31 14:50:51.646 INFO kablam!    Compiling log-mdc v0.1.0
Aug 31 14:50:51.662 INFO kablam!    Compiling c_linked_list v1.1.1
Aug 31 14:50:51.698 INFO kablam!    Compiling ascii v0.7.1
Aug 31 14:50:53.155 INFO kablam!    Compiling unicode-segmentation v1.1.0
Aug 31 14:50:54.064 INFO kablam!    Compiling cesu8 v1.1.0
Aug 31 14:50:54.108 INFO kablam!    Compiling jni-sys v0.3.0
Aug 31 14:50:58.595 INFO kablam!    Compiling tiny-keccak v1.3.1
Aug 31 14:50:58.599 INFO kablam!    Compiling fake_clock v0.2.0
Aug 31 14:50:58.674 INFO kablam!    Compiling hex v0.2.0
Aug 31 14:50:58.681 INFO kablam!    Compiling lru_time_cache v0.7.0
Aug 31 14:50:58.720 INFO kablam!    Compiling iovec v0.1.2
Aug 31 14:50:58.769 INFO kablam!    Compiling term_size v0.3.1
Aug 31 14:50:58.769 INFO kablam!    Compiling fs2 v0.4.3
Aug 31 14:50:58.790 INFO kablam!    Compiling atty v0.2.2
Aug 31 14:51:00.354 INFO kablam!    Compiling termion v1.4.0
Aug 31 14:51:00.571 INFO kablam!    Compiling net2 v0.2.33
Aug 31 14:51:00.579 INFO kablam!    Compiling unsafe-any v0.4.2
Aug 31 14:51:00.579 INFO kablam!    Compiling walkdir v2.0.1
Aug 31 14:51:00.581 INFO kablam!     Checking base64 v0.9.2
Aug 31 14:51:00.618 INFO kablam!    Compiling get_if_addrs v0.4.1
Aug 31 14:51:01.187 INFO kablam!    Compiling toml v0.3.2
Aug 31 14:51:01.337 INFO kablam!    Compiling yaml-rust v0.4.0
Aug 31 14:51:01.620 INFO kablam!    Compiling base64 v0.6.0
Aug 31 14:51:05.399 INFO kablam!     Checking combine v2.5.2
Aug 31 14:51:05.403 INFO kablam!    Compiling itertools v0.6.5
Aug 31 14:51:15.204 INFO kablam!    Compiling textwrap v0.6.0
Aug 31 14:51:15.322 INFO kablam!    Compiling bytes v0.4.9
Aug 31 14:51:15.703 INFO kablam!     Checking crossbeam-epoch v0.5.2
Aug 31 14:51:15.732 INFO kablam!    Compiling xmltree v0.3.2
Aug 31 14:51:15.882 INFO kablam!    Compiling typemap v0.3.3
Aug 31 14:51:18.819 INFO kablam!    Compiling jni v0.10.1
Aug 31 14:51:18.839 INFO kablam!    Compiling mio v0.6.15
Aug 31 14:51:18.856 INFO kablam!    Compiling regex v0.2.11
Aug 31 14:51:21.309 INFO kablam!    Compiling regex v1.0.4
Aug 31 14:51:21.373 INFO kablam!    Compiling num-integer v0.1.39
Aug 31 14:51:21.748 INFO kablam!    Compiling strings v0.1.1
Aug 31 14:51:25.551 INFO kablam!    Compiling url v1.5.1
Aug 31 14:51:25.574 INFO kablam!     Checking tokio-io v0.1.8
Aug 31 14:51:31.952 INFO kablam!     Checking brotli-sys v0.3.0
Aug 31 14:51:31.957 INFO kablam!     Checking crossbeam-deque v0.6.1
Aug 31 14:51:32.044 INFO kablam!    Compiling clap v2.25.1
Aug 31 14:51:32.659 INFO kablam!    Compiling ordered-float v0.5.0
Aug 31 14:51:33.496 INFO kablam!    Compiling num-iter v0.1.37
Aug 31 14:51:34.633 INFO kablam!    Compiling num-bigint v0.1.44
Aug 31 14:51:35.353 INFO kablam!     Checking resource_proof v0.5.0
Aug 31 14:51:36.496 INFO kablam!     Checking brotli2 v0.3.0
Aug 31 14:51:36.523 INFO kablam!     Checking tokio-codec v0.1.0
Aug 31 14:51:56.269 INFO kablam!     Checking tokio-reactor v0.1.5
Aug 31 14:51:56.315 INFO kablam!    Compiling num v0.1.42
Aug 31 14:51:56.603 INFO kablam!     Checking tokio-threadpool v0.1.6
Aug 31 14:51:57.484 INFO kablam!    Compiling serde v1.0.75
Aug 31 14:51:57.756 INFO kablam!     Checking igd v0.6.0
Aug 31 14:51:58.385 INFO kablam!    Compiling hyper v0.10.13
Aug 31 14:52:04.220 INFO kablam!    Compiling ws v0.7.3
Aug 31 14:52:04.531 INFO kablam!    Compiling env_logger v0.4.3
Aug 31 14:52:06.674 INFO kablam!    Compiling rust_sodium-sys v0.7.2
Aug 31 14:52:14.142 INFO kablam!    Compiling chrono v0.3.0
Aug 31 14:52:16.148 INFO kablam!     Checking serde-value v0.5.2
Aug 31 14:52:22.775 INFO kablam!     Checking serde_yaml v0.7.5
Aug 31 14:52:22.849 INFO kablam!     Checking bincode v0.8.0
Aug 31 14:52:28.630 INFO kablam!     Checking chrono v0.4.6
Aug 31 14:52:28.795 INFO kablam!    Compiling Inflector v0.11.3
Aug 31 14:52:54.547 INFO kablam!     Checking tokio-uds v0.2.1
Aug 31 14:52:55.258 INFO kablam!     Checking tokio-tcp v0.1.1
Aug 31 14:52:55.875 INFO kablam!     Checking tokio-udp v0.1.2
Aug 31 14:52:57.123 INFO kablam!     Checking tokio-fs v0.1.3
Aug 31 14:52:59.619 INFO kablam!     Checking config_file_handler v0.9.0
Aug 31 14:52:59.995 INFO kablam!     Checking ffi_utils v0.6.0
Aug 31 14:53:00.034 INFO kablam!     Checking log4rs v0.7.0
Aug 31 14:53:02.261 INFO kablam!     Checking tokio v0.1.8
Aug 31 14:53:04.118 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 14:53:04.119 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Aug 31 14:53:04.119 INFO kablam!    |
Aug 31 14:53:04.119 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.119 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.119 INFO kablam!    |
Aug 31 14:53:04.119 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.119 INFO kablam! 
Aug 31 14:53:04.119 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)
Aug 31 14:53:04.119 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Aug 31 14:53:04.119 INFO kablam!    |
Aug 31 14:53:04.120 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.120 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.120 INFO kablam!    |
Aug 31 14:53:04.120 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.120 INFO kablam! 
Aug 31 14:53:04.120 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 14:53:04.120 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 14:53:04.120 INFO kablam!    |
Aug 31 14:53:04.120 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.120 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.120 INFO kablam!    |
Aug 31 14:53:04.120 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.120 INFO kablam! 
Aug 31 14:53:04.120 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 14:53:04.120 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 14:53:04.120 INFO kablam!    |
Aug 31 14:53:04.120 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.120 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.120 INFO kablam!    |
Aug 31 14:53:04.120 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.120 INFO kablam! 
Aug 31 14:53:04.121 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)
Aug 31 14:53:04.121 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 14:53:04.121 INFO kablam!    |
Aug 31 14:53:04.121 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.121 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.121 INFO kablam!    |
Aug 31 14:53:04.121 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.121 INFO kablam! 
Aug 31 14:53:04.121 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)
Aug 31 14:53:04.121 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 14:53:04.121 INFO kablam!    |
Aug 31 14:53:04.121 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.121 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.121 INFO kablam!    |
Aug 31 14:53:04.121 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.121 INFO kablam! 
Aug 31 14:53:04.121 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)
Aug 31 14:53:04.121 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Aug 31 14:53:04.122 INFO kablam!    |
Aug 31 14:53:04.122 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Aug 31 14:53:04.122 INFO kablam!    |   ^^^^^
Aug 31 14:53:04.122 INFO kablam!    |
Aug 31 14:53:04.122 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Aug 31 14:53:04.122 INFO kablam! 
Aug 31 14:53:04.357 INFO kablam! error: aborting due to 7 previous errors
Aug 31 14:53:04.357 INFO kablam! 
Aug 31 14:53:04.357 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Aug 31 14:53:04.383 INFO kablam! error: Could not compile `log4rs`.
Aug 31 14:53:04.384 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 31 14:54:02.079 INFO kablam! error: build failed
Aug 31 14:54:02.082 INFO kablam! su: No module specific data is present
Aug 31 14:54:02.563 INFO running `"docker" "rm" "-f" "8bf121ba7d25bc42d46a49ccf6a73d77025b3baf72860e945b9e0a7b3a2cd881"`
Aug 31 14:54:02.692 INFO blam! 8bf121ba7d25bc42d46a49ccf6a73d77025b3baf72860e945b9e0a7b3a2cd881