Sep 05 22:01:42.089 INFO checking test-data-generation-0.0.7 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 22:01:42.089 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 22:01:42.089 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 22:01:42.256 INFO blam! 766864b1090abcfef6caf9452d309c17dd639acaa290bcf30e1a6d9e59a1ad85
Sep 05 22:01:42.259 INFO running `"docker" "start" "-a" "766864b1090abcfef6caf9452d309c17dd639acaa290bcf30e1a6d9e59a1ad85"`
Sep 05 22:01:43.041 INFO kablam! usermod: no changes
Sep 05 22:01:43.076 INFO kablam! warning: profile `doc` is deprecated and has no effect
Sep 05 22:01:43.202 INFO kablam!    Compiling winapi-build v0.1.1
Sep 05 22:01:43.202 INFO kablam!    Compiling num-traits v0.2.5
Sep 05 22:01:43.202 INFO kablam!    Compiling num-integer v0.1.39
Sep 05 22:01:43.202 INFO kablam!     Checking winapi v0.2.8
Sep 05 22:01:43.202 INFO kablam!    Compiling proc-macro2 v0.4.17
Sep 05 22:01:43.202 INFO kablam!     Checking libc v0.2.43
Sep 05 22:01:43.202 INFO kablam!    Compiling version_check v0.1.4
Sep 05 22:01:43.202 INFO kablam!    Compiling cc v1.0.23
Sep 05 22:01:45.410 INFO kablam!    Compiling num-iter v0.1.37
Sep 05 22:01:45.858 INFO kablam!    Compiling unicode-xid v0.1.0
Sep 05 22:01:46.518 INFO kablam!    Compiling serde v1.0.76
Sep 05 22:01:46.924 INFO kablam!     Checking serde v0.8.23
Sep 05 22:01:48.893 INFO kablam!    Compiling ryu v0.2.6
Sep 05 22:01:48.982 INFO kablam!     Checking void v1.0.2
Sep 05 22:01:49.043 INFO kablam!     Checking traitobject v0.1.0
Sep 05 22:01:49.742 INFO kablam!     Checking linked-hash-map v0.5.1
Sep 05 22:01:49.929 INFO kablam!     Checking regex-syntax v0.3.9
Sep 05 22:01:50.030 INFO kablam!     Checking utf8-ranges v0.1.3
Sep 05 22:01:51.651 INFO kablam!     Checking cfg-if v0.1.5
Sep 05 22:01:51.680 INFO kablam!     Checking quick-error v1.2.2
Sep 05 22:01:52.061 INFO kablam!    Compiling regex v0.2.11
Sep 05 22:01:52.394 INFO kablam!     Checking itoa v0.4.2
Sep 05 22:01:53.109 INFO kablam!     Checking ucd-util v0.1.1
Sep 05 22:01:53.506 INFO kablam!     Checking dtoa v0.4.3
Sep 05 22:01:53.777 INFO kablam!     Checking lazy_static v0.2.11
Sep 05 22:01:53.806 INFO kablam!     Checking log-mdc v0.1.0
Sep 05 22:01:53.881 INFO kablam!     Checking crossbeam v0.2.12
Sep 05 22:01:54.175 INFO kablam!     Checking utf8-ranges v1.0.1
Sep 05 22:01:54.181 INFO kablam!     Checking fnv v1.0.6
Sep 05 22:01:54.253 INFO kablam!     Checking antidote v1.0.0
Sep 05 22:01:54.877 INFO kablam!     Checking crossbeam v0.3.2
Sep 05 22:01:54.993 INFO kablam!     Checking levenshtein v1.0.3
Sep 05 22:01:55.218 INFO kablam!     Checking yaml-rust v0.3.5
Sep 05 22:01:55.332 INFO kablam!    Compiling kernel32-sys v0.2.2
Sep 05 22:01:55.826 INFO kablam!    Compiling lazy_static v1.1.0
Sep 05 22:01:55.922 INFO kablam!     Checking unreachable v0.1.1
Sep 05 22:01:56.011 INFO kablam!     Checking unsafe-any v0.4.2
Sep 05 22:01:56.202 INFO kablam!     Checking memchr v0.1.11
Sep 05 22:01:56.289 INFO kablam!     Checking memchr v2.0.2
Sep 05 22:01:56.502 INFO kablam!     Checking memchr v1.0.2
Sep 05 22:01:56.525 INFO kablam!     Checking time v0.1.40
Sep 05 22:01:56.581 INFO kablam!     Checking rand v0.4.3
Sep 05 22:01:56.893 INFO kablam!     Checking yaml-rust v0.4.0
Sep 05 22:01:56.938 INFO kablam!     Checking log v0.4.5
Sep 05 22:01:57.010 INFO kablam!     Checking humantime v1.1.1
Sep 05 22:01:57.133 INFO kablam!    Compiling miniz-sys v0.1.10
Sep 05 22:01:57.565 INFO kablam!     Checking regex-syntax v0.5.6
Sep 05 22:01:58.815 INFO kablam!     Checking typemap v0.3.3
Sep 05 22:01:59.417 INFO kablam!     Checking aho-corasick v0.6.8
Sep 05 22:01:59.729 INFO kablam!     Checking csv-core v0.1.4
Sep 05 22:02:00.432 INFO kablam!     Checking aho-corasick v0.5.3
Sep 05 22:02:01.057 INFO kablam!     Checking nom v3.2.1
Sep 05 22:02:01.560 INFO kablam!     Checking log v0.3.9
Sep 05 22:02:01.974 INFO kablam!     Checking rand v0.3.22
Sep 05 22:02:02.650 INFO kablam!     Checking num-traits v0.1.43
Sep 05 22:02:04.297 INFO kablam!     Checking serde_test v0.8.23
Sep 05 22:02:04.366 INFO kablam!     Checking thread-id v2.0.0
Sep 05 22:02:04.830 INFO kablam!     Checking thread_local v0.3.6
Sep 05 22:02:05.123 INFO kablam!     Checking ordered-float v0.5.0
Sep 05 22:02:05.734 INFO kablam!     Checking thread_local v0.2.7
Sep 05 22:02:06.042 INFO kablam!     Checking flate2 v0.2.20
Sep 05 22:02:06.226 INFO kablam!    Compiling quote v0.6.8
Sep 05 22:02:06.802 INFO kablam!     Checking num v0.1.42
Sep 05 22:02:07.102 INFO kablam!     Checking chrono v0.3.0
Sep 05 22:02:07.387 INFO kablam!     Checking linked-hash-map v0.3.0
Sep 05 22:02:08.290 INFO kablam!     Checking regex v0.1.80
Sep 05 22:02:09.964 INFO kablam!    Compiling syn v0.14.9
Sep 05 22:02:12.511 INFO kablam!     Checking serde-hjson v0.8.1
Sep 05 22:02:18.137 INFO kablam!     Checking serde_yaml v0.7.5
Sep 05 22:02:18.137 INFO kablam!     Checking serde-value v0.5.2
Sep 05 22:02:18.137 INFO kablam!     Checking toml v0.4.6
Sep 05 22:02:18.141 INFO kablam!     Checking serde_json v1.0.26
Sep 05 22:02:18.141 INFO kablam!     Checking csv v1.0.1
Sep 05 22:02:21.695 INFO kablam!    Compiling serde_derive v1.0.76
Sep 05 22:02:22.502 INFO kablam!     Checking config v0.8.0
Sep 05 22:02:33.193 INFO kablam!     Checking log4rs v0.7.0
Sep 05 22:02:33.758 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 05 22:02:33.758 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.758 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.758 INFO kablam! 
Sep 05 22:02:33.758 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 05 22:02:33.758 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.758 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.758 INFO kablam! 
Sep 05 22:02:33.758 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 05 22:02:33.758 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 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.758 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.758 INFO kablam! 
Sep 05 22:02:33.758 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 05 22:02:33.758 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 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.758 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.758 INFO kablam! 
Sep 05 22:02:33.758 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 05 22:02:33.758 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 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.758 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.758 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.758 INFO kablam!    |
Sep 05 22:02:33.759 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.759 INFO kablam! 
Sep 05 22:02:33.759 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 05 22:02:33.759 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 05 22:02:33.759 INFO kablam!    |
Sep 05 22:02:33.759 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.759 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.759 INFO kablam!    |
Sep 05 22:02:33.759 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.759 INFO kablam! 
Sep 05 22:02:33.759 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 05 22:02:33.759 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 05 22:02:33.759 INFO kablam!    |
Sep 05 22:02:33.759 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 05 22:02:33.759 INFO kablam!    |   ^^^^^
Sep 05 22:02:33.759 INFO kablam!    |
Sep 05 22:02:33.759 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 05 22:02:33.759 INFO kablam! 
Sep 05 22:02:33.834 INFO kablam! error: aborting due to 7 previous errors
Sep 05 22:02:33.834 INFO kablam! 
Sep 05 22:02:33.834 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 05 22:02:33.846 INFO kablam! error: Could not compile `log4rs`.
Sep 05 22:02:33.846 INFO kablam! 
Sep 05 22:02:33.846 INFO kablam! To learn more, run the command again with --verbose.
Sep 05 22:02:33.854 INFO kablam! su: No module specific data is present
Sep 05 22:02:34.678 INFO running `"docker" "rm" "-f" "766864b1090abcfef6caf9452d309c17dd639acaa290bcf30e1a6d9e59a1ad85"`
Sep 05 22:02:34.970 INFO blam! 766864b1090abcfef6caf9452d309c17dd639acaa290bcf30e1a6d9e59a1ad85