Sep 10 10:24:05.084 INFO checking safe_authenticator-0.8.0 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 10:24:05.084 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 10:24:05.084 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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=1000" "-e" "CMD=cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 10:24:05.280 INFO blam! 61c5047320ae9f6c4c875ee3a18cc562647d0e28cbb3ad59f77fb52e6a09809f
Sep 10 10:24:05.282 INFO running `"docker" "start" "-a" "61c5047320ae9f6c4c875ee3a18cc562647d0e28cbb3ad59f77fb52e6a09809f"`
Sep 10 10:24:07.646 INFO kablam! usermod: no changes
Sep 10 10:24:08.258 INFO kablam!    Compiling matches v0.1.8
Sep 10 10:24:08.259 INFO kablam!    Compiling serde v1.0.78
Sep 10 10:24:08.268 INFO kablam!    Compiling byteorder v1.1.0
Sep 10 10:24:08.280 INFO kablam!    Compiling slab v0.4.1
Sep 10 10:24:08.281 INFO kablam!    Compiling lazycell v1.0.0
Sep 10 10:24:08.282 INFO kablam!    Compiling sha1 v0.2.0
Sep 10 10:24:08.283 INFO kablam!    Compiling crossbeam v0.2.12
Sep 10 10:24:08.285 INFO kablam!    Compiling log-mdc v0.1.0
Sep 10 10:24:09.202 INFO kablam!    Compiling c_linked_list v1.1.1
Sep 10 10:24:09.648 INFO kablam!    Compiling ascii v0.7.1
Sep 10 10:24:12.495 INFO kablam!    Compiling rustfmt v0.10.0
Sep 10 10:24:12.551 INFO kablam!    Compiling unicode-segmentation v1.1.0
Sep 10 10:24:12.552 INFO kablam!    Compiling cesu8 v1.1.0
Sep 10 10:24:12.643 INFO kablam!    Compiling tiny-keccak v1.3.1
Sep 10 10:24:13.801 INFO kablam!    Compiling jni-sys v0.3.0
Sep 10 10:24:17.518 INFO kablam!    Compiling hex v0.2.0
Sep 10 10:24:17.522 INFO kablam!    Compiling lru_time_cache v0.7.0
Sep 10 10:24:17.631 INFO kablam!    Compiling fake_clock v0.2.0
Sep 10 10:24:17.634 INFO kablam!    Compiling term_size v0.3.1
Sep 10 10:24:17.743 INFO kablam!    Compiling fs2 v0.4.3
Sep 10 10:24:17.793 INFO kablam!    Compiling atty v0.2.2
Sep 10 10:24:19.140 INFO kablam!    Compiling termion v1.4.0
Sep 10 10:24:19.162 INFO kablam!    Compiling net2 v0.2.33
Sep 10 10:24:19.163 INFO kablam!    Compiling unreachable v0.1.1
Sep 10 10:24:19.204 INFO kablam!    Compiling unsafe-any v0.4.2
Sep 10 10:24:19.221 INFO kablam!    Compiling thread_local v0.3.6
Sep 10 10:24:19.522 INFO kablam!    Compiling unicode-bidi v0.3.4
Sep 10 10:24:19.798 INFO kablam!    Compiling get_if_addrs v0.4.1
Sep 10 10:24:21.446 INFO kablam!    Compiling toml v0.3.2
Sep 10 10:24:21.458 INFO kablam!    Compiling itertools v0.6.5
Sep 10 10:24:21.814 INFO kablam!    Compiling base64 v0.6.0
Sep 10 10:24:24.482 INFO kablam!    Compiling base64 v0.9.2
Sep 10 10:24:26.753 INFO kablam!    Compiling combine v2.5.2
Sep 10 10:24:26.772 INFO kablam!    Compiling bytes v0.4.10
Sep 10 10:24:27.480 INFO kablam!    Compiling textwrap v0.6.0
Sep 10 10:24:27.510 INFO kablam!    Compiling xmltree v0.3.2
Sep 10 10:24:27.510 INFO kablam!    Compiling typemap v0.3.3
Sep 10 10:24:27.562 INFO kablam!    Compiling mio v0.6.16
Sep 10 10:24:28.768 INFO kablam!    Compiling regex v0.2.11
Sep 10 10:24:30.214 INFO kablam!    Compiling regex v1.0.5
Sep 10 10:24:31.830 INFO kablam!    Compiling idna v0.1.5
Sep 10 10:24:31.898 INFO kablam!    Compiling extprim v1.6.0
Sep 10 10:24:34.526 INFO kablam!    Compiling mime v0.2.6
Sep 10 10:24:38.862 INFO kablam!    Compiling strings v0.1.1
Sep 10 10:24:39.216 INFO kablam!     Checking brotli-sys v0.3.0
Sep 10 10:24:39.256 INFO kablam!    Compiling num-bigint v0.1.44
Sep 10 10:24:39.261 INFO kablam!    Compiling ordered-float v0.5.0
Sep 10 10:24:39.308 INFO kablam!    Compiling clap v2.25.1
Sep 10 10:24:40.254 INFO kablam!     Checking tokio-codec v0.1.0
Sep 10 10:24:53.777 INFO kablam!     Checking resource_proof v0.5.0
Sep 10 10:24:53.834 INFO kablam!    Compiling num v0.1.42
Sep 10 10:24:54.003 INFO kablam!     Checking brotli2 v0.3.0
Sep 10 10:24:54.366 INFO kablam!     Checking igd v0.6.0
Sep 10 10:24:54.568 INFO kablam!    Compiling Inflector v0.11.3
Sep 10 10:24:54.588 INFO kablam!     Checking tokio-fs v0.1.3
Sep 10 10:24:56.090 INFO kablam!    Compiling zip v0.2.8
Sep 10 10:24:57.898 INFO kablam!    Compiling jni v0.10.1
Sep 10 10:24:58.248 INFO kablam!    Compiling chrono v0.3.0
Sep 10 10:24:59.974 INFO kablam!    Compiling env_logger v0.4.3
Sep 10 10:24:59.999 INFO kablam!     Checking tokio-reactor v0.1.5
Sep 10 10:25:04.272 INFO kablam!    Compiling rust_sodium-sys v0.7.2
Sep 10 10:25:06.096 INFO kablam!     Checking tokio-uds v0.2.1
Sep 10 10:25:06.122 INFO kablam!     Checking tokio-tcp v0.1.1
Sep 10 10:25:06.338 INFO kablam!     Checking tokio-udp v0.1.2
Sep 10 10:25:08.094 INFO kablam!    Compiling url v1.5.1
Sep 10 10:25:10.018 INFO kablam!     Checking tokio v0.1.8
Sep 10 10:25:21.982 INFO kablam!     Checking tokio-core v0.1.17
Sep 10 10:25:40.754 INFO kablam!    Compiling ws v0.7.3
Sep 10 10:25:41.501 INFO kablam!    Compiling hyper v0.10.13
Sep 10 10:25:41.756 INFO kablam!     Checking serde_json v1.0.27
Sep 10 10:25:41.858 INFO kablam!     Checking serde-value v0.5.2
Sep 10 10:25:42.963 INFO kablam!     Checking toml v0.4.6
Sep 10 10:25:44.770 INFO kablam!     Checking serde_yaml v0.7.5
Sep 10 10:25:45.166 INFO kablam!     Checking bincode v0.8.0
Sep 10 10:25:48.895 INFO kablam!     Checking ffi_utils v0.6.0
Sep 10 10:25:50.868 INFO kablam!     Checking chrono v0.4.6
Sep 10 10:25:55.447 INFO kablam!    Compiling syntex_pos v0.59.1
Sep 10 10:26:22.293 INFO kablam!     Checking config_file_handler v0.9.0
Sep 10 10:26:23.216 INFO kablam!     Checking log4rs v0.7.0
Sep 10 10:26:23.227 INFO kablam!    Compiling syntex_errors v0.59.1
Sep 10 10:26:27.486 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 10 10:26:27.486 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.486 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.486 INFO kablam! 
Sep 10 10:26:27.486 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 10 10:26:27.486 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.486 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.486 INFO kablam! 
Sep 10 10:26:27.486 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 10 10:26:27.486 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 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.486 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.486 INFO kablam! 
Sep 10 10:26:27.486 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 10 10:26:27.486 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 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.486 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.486 INFO kablam!    |
Sep 10 10:26:27.486 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.486 INFO kablam! 
Sep 10 10:26:27.486 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 10 10:26:27.487 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 10 10:26:27.487 INFO kablam!    |
Sep 10 10:26:27.487 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.487 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.487 INFO kablam!    |
Sep 10 10:26:27.487 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.487 INFO kablam! 
Sep 10 10:26:27.487 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 10 10:26:27.487 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 10 10:26:27.487 INFO kablam!    |
Sep 10 10:26:27.487 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.487 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.487 INFO kablam!    |
Sep 10 10:26:27.487 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.487 INFO kablam! 
Sep 10 10:26:27.487 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 10 10:26:27.487 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 10 10:26:27.487 INFO kablam!    |
Sep 10 10:26:27.487 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 10 10:26:27.487 INFO kablam!    |   ^^^^^
Sep 10 10:26:27.487 INFO kablam!    |
Sep 10 10:26:27.487 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:27.487 INFO kablam! 
Sep 10 10:26:27.776 INFO kablam! error: aborting due to 7 previous errors
Sep 10 10:26:27.788 INFO kablam! 
Sep 10 10:26:27.788 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 10 10:26:27.837 INFO kablam! error: Could not compile `log4rs`.
Sep 10 10:26:27.838 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 10:26:28.704 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 10 10:26:28.704 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 10 10:26:28.704 INFO kablam!    |
Sep 10 10:26:28.704 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.704 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.707 INFO kablam!    |
Sep 10 10:26:28.707 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.707 INFO kablam! 
Sep 10 10:26:28.708 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 10 10:26:28.708 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 10 10:26:28.708 INFO kablam!    |
Sep 10 10:26:28.708 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.708 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.708 INFO kablam!    |
Sep 10 10:26:28.708 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.708 INFO kablam! 
Sep 10 10:26:28.710 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 10 10:26:28.710 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 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.710 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.710 INFO kablam! 
Sep 10 10:26:28.710 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 10 10:26:28.710 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 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.710 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.710 INFO kablam! 
Sep 10 10:26:28.710 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 10 10:26:28.710 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 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.710 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.710 INFO kablam! 
Sep 10 10:26:28.710 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 10 10:26:28.710 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.710 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.710 INFO kablam!    |
Sep 10 10:26:28.710 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.710 INFO kablam! 
Sep 10 10:26:28.710 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 10 10:26:28.710 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 10 10:26:28.711 INFO kablam!    |
Sep 10 10:26:28.711 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 10 10:26:28.711 INFO kablam!    |   ^^^^^
Sep 10 10:26:28.711 INFO kablam!    |
Sep 10 10:26:28.711 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 10 10:26:28.711 INFO kablam! 
Sep 10 10:26:28.886 INFO kablam! error: aborting due to 7 previous errors
Sep 10 10:26:28.886 INFO kablam! 
Sep 10 10:26:28.886 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 10 10:26:28.902 INFO kablam! error: Could not compile `log4rs`.
Sep 10 10:26:28.902 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 10:27:44.445 INFO kablam! error: build failed
Sep 10 10:27:44.447 INFO kablam! su: No module specific data is present
Sep 10 10:27:45.075 INFO running `"docker" "rm" "-f" "61c5047320ae9f6c4c875ee3a18cc562647d0e28cbb3ad59f77fb52e6a09809f"`
Sep 10 10:27:45.153 INFO blam! 61c5047320ae9f6c4c875ee3a18cc562647d0e28cbb3ad59f77fb52e6a09809f