Sep 01 07:35:29.110 INFO checking safe_vault-0.18.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 07:35:29.110 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 07:35:29.111 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-2/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 07:35:29.384 INFO blam! 313ec840ba7f0c1678efb0e99af11e20389561020a22252bed48bc5d2b4a51d4
Sep 01 07:35:29.384 INFO running `"docker" "start" "-a" "313ec840ba7f0c1678efb0e99af11e20389561020a22252bed48bc5d2b4a51d4"`
Sep 01 07:35:30.358 INFO kablam! warning: An explicit [[test]] section is specified in Cargo.toml which currently
Sep 01 07:35:30.358 INFO kablam! disables Cargo from automatically inferring other test targets.
Sep 01 07:35:30.359 INFO kablam! This inference behavior will change in the Rust 2018 edition and the following
Sep 01 07:35:30.359 INFO kablam! files will be included as a test target:
Sep 01 07:35:30.359 INFO kablam! 
Sep 01 07:35:30.359 INFO kablam! * /source/tests/maid_manager.rs
Sep 01 07:35:30.359 INFO kablam! * /source/tests/data_manager.rs
Sep 01 07:35:30.359 INFO kablam! * /source/tests/network.rs
Sep 01 07:35:30.359 INFO kablam! 
Sep 01 07:35:30.359 INFO kablam! This is likely to break cargo build or cargo test as these files may not be
Sep 01 07:35:30.359 INFO kablam! ready to be compiled as a test target today. You can future-proof yourself
Sep 01 07:35:30.359 INFO kablam! and disable this warning by adding `autotests = false` to your [package]
Sep 01 07:35:30.359 INFO kablam! section. You may also move the files to a location where Cargo would not
Sep 01 07:35:30.359 INFO kablam! automatically infer them to be a target, such as in subfolders.
Sep 01 07:35:30.359 INFO kablam! 
Sep 01 07:35:30.359 INFO kablam! For more information on this warning you can consult
Sep 01 07:35:30.359 INFO kablam! https://github.com/rust-lang/cargo/issues/5330
Sep 01 07:35:30.817 INFO kablam!     Checking c_linked_list v1.1.1
Sep 01 07:35:30.817 INFO kablam!    Compiling safe_vault v0.18.0 (file:///source)
Sep 01 07:35:30.829 INFO kablam!     Checking atty v0.2.2
Sep 01 07:35:30.829 INFO kablam!     Checking termion v1.4.0
Sep 01 07:35:30.831 INFO kablam!     Checking bytes v0.4.9
Sep 01 07:35:30.842 INFO kablam!    Compiling miniz_oxide_c_api v0.1.3
Sep 01 07:35:30.845 INFO kablam!     Checking bincode v0.8.0
Sep 01 07:35:30.845 INFO kablam!     Checking config_file_handler v0.9.0
Sep 01 07:35:32.216 INFO kablam!     Checking hyper v0.10.13
Sep 01 07:35:32.838 INFO kablam!     Checking clap v2.25.1
Sep 01 07:35:32.841 INFO kablam!     Checking get_if_addrs v0.4.1
Sep 01 07:35:34.537 INFO kablam!     Checking log4rs v0.7.0
Sep 01 07:35:36.901 INFO kablam!    Compiling flate2 v1.0.2
Sep 01 07:35:38.166 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 01 07:35:38.166 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/file.rs:25:3
Sep 01 07:35:38.166 INFO kablam!    |
Sep 01 07:35:38.166 INFO kablam! 25 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.166 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.166 INFO kablam!    |
Sep 01 07:35:38.166 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.166 INFO kablam! 
Sep 01 07:35:38.167 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 01 07:35:38.167 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/console.rs:24:3
Sep 01 07:35:38.167 INFO kablam!    |
Sep 01 07:35:38.167 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.167 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.167 INFO kablam!    |
Sep 01 07:35:38.167 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.168 INFO kablam! 
Sep 01 07:35:38.168 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 01 07:35:38.168 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 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam! 16 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.168 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.168 INFO kablam! 
Sep 01 07:35:38.168 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 01 07:35:38.168 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 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam! 17 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.168 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.168 INFO kablam! 
Sep 01 07:35:38.168 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 01 07:35:38.168 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 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam! 21 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.168 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.168 INFO kablam! 
Sep 01 07:35:38.168 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 01 07:35:38.168 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/policy/compound/mod.rs:24:3
Sep 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam! 24 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.168 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.168 INFO kablam!    |
Sep 01 07:35:38.168 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.169 INFO kablam! 
Sep 01 07:35:38.169 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 01 07:35:38.169 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/log4rs-0.7.0/src/append/rolling_file/mod.rs:46:3
Sep 01 07:35:38.169 INFO kablam!    |
Sep 01 07:35:38.169 INFO kablam! 46 | #[serde(deny_unknown_fields)]
Sep 01 07:35:38.169 INFO kablam!    |   ^^^^^
Sep 01 07:35:38.169 INFO kablam!    |
Sep 01 07:35:38.169 INFO kablam!    = help: add #![feature(custom_attribute)] to the crate attributes to enable
Sep 01 07:35:38.169 INFO kablam! 
Sep 01 07:35:38.517 INFO kablam! error: aborting due to 7 previous errors
Sep 01 07:35:38.517 INFO kablam! 
Sep 01 07:35:38.518 INFO kablam! For more information about this error, try `rustc --explain E0658`.
Sep 01 07:35:38.533 INFO kablam! error: Could not compile `log4rs`.
Sep 01 07:35:38.533 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 07:35:48.401 INFO kablam! error: build failed
Sep 01 07:35:48.404 INFO kablam! su: No module specific data is present
Sep 01 07:35:48.808 INFO running `"docker" "rm" "-f" "313ec840ba7f0c1678efb0e99af11e20389561020a22252bed48bc5d2b4a51d4"`
Sep 01 07:35:48.903 INFO blam! 313ec840ba7f0c1678efb0e99af11e20389561020a22252bed48bc5d2b4a51d4