Sep 03 17:52:57.092 INFO checking kurnevsky/opai-rs against try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0 for pr-53893
Sep 03 17:52:57.092 INFO running: cargo +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets
Sep 03 17:52:57.092 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53893/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-2/try#6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0:/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 +6b43b862fabb13a0ce2a5371ea1e77ee1674b7e0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 03 17:52:57.302 INFO blam! dff53ce496c9a5064a654ede47d62117c658c77b8536e3c2ead737eec9784c3c
Sep 03 17:52:57.304 INFO running `"docker" "start" "-a" "dff53ce496c9a5064a654ede47d62117c658c77b8536e3c2ead737eec9784c3c"`
Sep 03 17:52:58.292 INFO kablam!    Compiling num-traits v0.2.5
Sep 03 17:52:58.292 INFO kablam!     Checking void v1.0.2
Sep 03 17:52:58.292 INFO kablam!     Checking libc v0.2.42
Sep 03 17:52:58.293 INFO kablam!    Compiling unicode-xid v0.1.0
Sep 03 17:52:58.294 INFO kablam!    Compiling cc v1.0.18
Sep 03 17:52:58.303 INFO kablam!     Checking nodrop v0.1.12
Sep 03 17:52:58.303 INFO kablam!    Compiling serde v1.0.70
Sep 03 17:52:58.304 INFO kablam!     Checking cfg-if v0.1.4
Sep 03 17:52:58.653 INFO kablam!    Compiling num-integer v0.1.39
Sep 03 17:52:58.883 INFO kablam!     Checking stable_deref_trait v1.1.0
Sep 03 17:52:58.895 INFO kablam!     Checking scopeguard v0.3.3
Sep 03 17:52:58.911 INFO kablam!    Compiling regex v1.0.2
Sep 03 17:52:59.822 INFO kablam!     Checking memoffset v0.2.1
Sep 03 17:53:01.525 INFO kablam!     Checking lazy_static v1.0.2
Sep 03 17:53:01.546 INFO kablam!    Compiling rayon-core v1.4.1
Sep 03 17:53:01.789 INFO kablam!     Checking linked-hash-map v0.5.1
Sep 03 17:53:03.455 INFO kablam!     Checking rand_core v0.2.1
Sep 03 17:53:03.474 INFO kablam!     Checking traitobject v0.1.0
Sep 03 17:53:03.485 INFO kablam!     Checking crossbeam-utils v0.4.1
Sep 03 17:53:04.311 INFO kablam!     Checking quick-error v1.2.2
Sep 03 17:53:04.624 INFO kablam!     Checking unicode-width v0.1.5
Sep 03 17:53:05.230 INFO kablam!     Checking itoa v0.4.2
Sep 03 17:53:05.264 INFO kablam!     Checking dtoa v0.4.3
Sep 03 17:53:05.275 INFO kablam!    Compiling rayon v1.0.2
Sep 03 17:53:05.323 INFO kablam!     Checking fnv v1.0.6
Sep 03 17:53:05.397 INFO kablam!     Checking strsim v0.7.0
Sep 03 17:53:06.116 INFO kablam!     Checking antidote v1.0.0
Sep 03 17:53:06.421 INFO kablam!     Checking either v1.5.0
Sep 03 17:53:07.551 INFO kablam!     Checking vec_map v0.8.1
Sep 03 17:53:07.715 INFO kablam!     Checking log-mdc v0.1.0
Sep 03 17:53:07.715 INFO kablam!     Checking bitflags v1.0.3
Sep 03 17:53:07.727 INFO kablam!     Checking ansi_term v0.11.0
Sep 03 17:53:09.195 INFO kablam!     Checking crossbeam v0.3.2
Sep 03 17:53:09.516 INFO kablam!     Checking crossbeam-utils v0.5.0
Sep 03 17:53:09.978 INFO kablam!     Checking xattr v0.2.2
Sep 03 17:53:09.984 INFO kablam!     Checking filetime v0.2.1
Sep 03 17:53:11.362 INFO kablam!     Checking crossbeam-utils v0.2.2
Sep 03 17:53:11.436 INFO kablam!     Checking arrayvec v0.4.7
Sep 03 17:53:11.438 INFO kablam!     Checking unreachable v1.0.0
Sep 03 17:53:11.527 INFO kablam!     Checking unreachable v0.1.1
Sep 03 17:53:11.602 INFO kablam!    Compiling proc-macro2 v0.4.9
Sep 03 17:53:11.699 INFO kablam!     Checking owning_ref v0.3.3
Sep 03 17:53:12.079 INFO kablam!     Checking unsafe-any v0.4.2
Sep 03 17:53:12.594 INFO kablam!     Checking humantime v1.1.1
Sep 03 17:53:12.633 INFO kablam!     Checking textwrap v0.10.0
Sep 03 17:53:13.217 INFO kablam!     Checking yaml-rust v0.4.0
Sep 03 17:53:13.430 INFO kablam!     Checking itertools v0.7.8
Sep 03 17:53:13.487 INFO kablam!     Checking crossbeam-epoch v0.5.1
Sep 03 17:53:13.919 INFO kablam!     Checking rand v0.4.2
Sep 03 17:53:15.197 INFO kablam!     Checking num_cpus v1.8.0
Sep 03 17:53:16.793 INFO kablam!     Checking time v0.1.40
Sep 03 17:53:17.120 INFO kablam!     Checking rand v0.5.4
Sep 03 17:53:18.810 INFO kablam!     Checking atty v0.2.11
Sep 03 17:53:21.057 INFO kablam!     Checking tar v0.4.16
Sep 03 17:53:21.692 INFO kablam!    Compiling miniz-sys v0.1.10
Sep 03 17:53:22.508 INFO kablam!     Checking smallvec v0.6.3
Sep 03 17:53:31.535 INFO kablam!     Checking typemap v0.3.3
Sep 03 17:53:33.056 INFO kablam!     Checking crossbeam-epoch v0.3.1
Sep 03 17:53:38.618 INFO kablam!     Checking crossbeam-deque v0.5.1
Sep 03 17:53:38.983 INFO kablam!     Checking clap v2.32.0
Sep 03 17:53:39.665 INFO kablam!    Compiling syn v0.14.5
Sep 03 17:53:51.871 INFO kablam!     Checking parking_lot_core v0.2.14
Sep 03 17:53:52.031 INFO kablam!    Compiling quote v0.6.4
Sep 03 17:53:54.235 INFO kablam!     Checking parking_lot v0.5.5
Sep 03 17:53:54.610 INFO kablam!     Checking crossbeam-deque v0.2.0
Sep 03 17:53:57.791 INFO kablam!     Checking num-traits v0.1.43
Sep 03 17:54:05.974 INFO kablam!     Checking ordered-float v0.5.0
Sep 03 17:54:08.439 INFO kablam!     Checking crossbeam-channel v0.2.3
Sep 03 17:54:11.828 INFO kablam!     Checking flate2 v1.0.1
Sep 03 17:54:16.051 INFO kablam!     Checking chrono v0.4.5
Sep 03 17:54:33.236 INFO kablam!     Checking crossbeam v0.4.1
Sep 03 17:54:52.528 INFO kablam!    Compiling serde_derive v1.0.70
Sep 03 17:54:56.305 INFO kablam!     Checking log v0.4.3
Sep 03 17:54:57.345 INFO kablam!     Checking serde-value v0.5.2
Sep 03 17:54:57.435 INFO kablam!     Checking toml v0.4.6
Sep 03 17:54:57.595 INFO kablam!     Checking serde_yaml v0.7.5
Sep 03 17:54:57.659 INFO kablam!     Checking serde_json v1.0.24
Sep 03 17:55:07.041 INFO kablam!     Checking env_logger v0.5.11
Sep 03 17:55:11.209 INFO kablam!     Checking quickcheck v0.6.2
Sep 03 17:55:32.528 INFO kablam!     Checking log4rs v0.8.0
Sep 03 17:55:33.213 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 03 17:55:33.213 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/file.rs:25:3
Sep 03 17:55:33.213 INFO kablam!    |
Sep 03 17:55:33.213 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.213 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.214 INFO kablam!    |
Sep 03 17:55:33.214 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.215 INFO kablam! 
Sep 03 17:55:33.215 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 03 17:55:33.215 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/console.rs:24:3
Sep 03 17:55:33.215 INFO kablam!    |
Sep 03 17:55:33.215 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.216 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.216 INFO kablam!    |
Sep 03 17:55:33.216 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.217 INFO kablam! 
Sep 03 17:55:33.218 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 03 17:55:33.218 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 03 17:55:33.218 INFO kablam!    |
Sep 03 17:55:33.218 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.218 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.218 INFO kablam!    |
Sep 03 17:55:33.219 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.219 INFO kablam! 
Sep 03 17:55:33.220 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 03 17:55:33.220 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 03 17:55:33.220 INFO kablam!    |
Sep 03 17:55:33.220 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.220 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.221 INFO kablam!    |
Sep 03 17:55:33.221 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.222 INFO kablam! 
Sep 03 17:55:33.222 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 03 17:55:33.222 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 03 17:55:33.223 INFO kablam!    |
Sep 03 17:55:33.223 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.223 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.223 INFO kablam!    |
Sep 03 17:55:33.223 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.223 INFO kablam! 
Sep 03 17:55:33.223 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 03 17:55:33.223 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 03 17:55:33.223 INFO kablam!    |
Sep 03 17:55:33.223 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.223 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.223 INFO kablam!    |
Sep 03 17:55:33.223 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.223 INFO kablam! 
Sep 03 17:55:33.224 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 03 17:55:33.224 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.8.0/src/append/rolling_file/mod.rs:46:3
Sep 03 17:55:33.224 INFO kablam!    |
Sep 03 17:55:33.224 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 03 17:55:33.224 INFO kablam!    |   ^^^^^
Sep 03 17:55:33.224 INFO kablam!    |
Sep 03 17:55:33.224 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 03 17:55:33.224 INFO kablam! 
Sep 03 17:55:33.544 INFO kablam! error: aborting due to 7 previous errors
Sep 03 17:55:33.544 INFO kablam! 
Sep 03 17:55:33.545 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 03 17:55:33.564 INFO kablam! error: Could not compile `log4rs`.
Sep 03 17:55:33.568 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 03 17:55:34.988 INFO kablam! error: build failed
Sep 03 17:55:34.990 INFO kablam! su: No module specific data is present
Sep 03 17:55:35.517 INFO running `"docker" "rm" "-f" "dff53ce496c9a5064a654ede47d62117c658c77b8536e3c2ead737eec9784c3c"`
Sep 03 17:55:35.618 INFO blam! dff53ce496c9a5064a654ede47d62117c658c77b8536e3c2ead737eec9784c3c