Sep 10 07:13:38.393 INFO checking unbase-0.0.2 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 07:13:38.393 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 07:13:38.393 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-1/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 07:13:38.541 INFO blam! f9a864cbeb9265dd4a37291de9b090186e5383adc45a1e4ce00f96965cf81444
Sep 10 07:13:38.542 INFO running `"docker" "start" "-a" "f9a864cbeb9265dd4a37291de9b090186e5383adc45a1e4ce00f96965cf81444"`
Sep 10 07:13:39.210 INFO kablam! usermod: no changes
Sep 10 07:13:39.324 INFO kablam!    Compiling proc-macro2 v0.4.19
Sep 10 07:13:39.324 INFO kablam!     Checking futures-await-await-macro v0.1.1
Sep 10 07:13:39.324 INFO kablam!     Checking itertools v0.5.10
Sep 10 07:13:39.324 INFO kablam!     Checking generic-array v0.6.0
Sep 10 07:13:39.882 INFO kablam!     Checking digest-buffer v0.2.0
Sep 10 07:13:39.882 INFO kablam!     Checking digest v0.4.0
Sep 10 07:13:40.258 INFO kablam!     Checking sha2 v0.4.2
Sep 10 07:13:44.177 INFO kablam!    Compiling quote v0.6.8
Sep 10 07:13:45.950 INFO kablam!    Compiling syn v0.14.9
Sep 10 07:14:01.277 INFO kablam!    Compiling futures-await-async-macro v0.1.4
Sep 10 07:14:04.578 INFO kablam!     Checking futures-await v0.1.1
Sep 10 07:14:04.718 INFO kablam!     Checking unbase v0.0.2 (file:///source)
Sep 10 07:14:06.415 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 07:14:06.415 INFO kablam!   --> src/lib.rs:40:12
Sep 10 07:14:06.415 INFO kablam!    |
Sep 10 07:14:06.415 INFO kablam! 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.415 INFO kablam!    |            ^^^^^^^^^^
Sep 10 07:14:06.415 INFO kablam!    |
Sep 10 07:14:06.415 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 07:14:06.415 INFO kablam! 
Sep 10 07:14:06.417 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 07:14:06.417 INFO kablam!   --> src/lib.rs:40:24
Sep 10 07:14:06.417 INFO kablam!    |
Sep 10 07:14:06.417 INFO kablam! 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.417 INFO kablam!    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:06.417 INFO kablam! 
Sep 10 07:14:06.442 INFO kablam! warning: unused attribute
Sep 10 07:14:06.442 INFO kablam!  --> src/slab/mod.rs:1:1
Sep 10 07:14:06.442 INFO kablam!   |
Sep 10 07:14:06.442 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.442 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:06.442 INFO kablam!   |
Sep 10 07:14:06.442 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Sep 10 07:14:06.442 INFO kablam! 
Sep 10 07:14:06.442 INFO kablam! warning: crate-level attribute should be in the root module
Sep 10 07:14:06.442 INFO kablam!  --> src/slab/mod.rs:1:1
Sep 10 07:14:06.442 INFO kablam!   |
Sep 10 07:14:06.442 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.442 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:06.442 INFO kablam! 
Sep 10 07:14:06.475 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 07:14:06.475 INFO kablam!   --> src/lib.rs:40:12
Sep 10 07:14:06.475 INFO kablam!    |
Sep 10 07:14:06.475 INFO kablam! 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.475 INFO kablam!    |            ^^^^^^^^^^
Sep 10 07:14:06.475 INFO kablam!    |
Sep 10 07:14:06.475 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 10 07:14:06.475 INFO kablam! 
Sep 10 07:14:06.475 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 07:14:06.475 INFO kablam!   --> src/lib.rs:40:24
Sep 10 07:14:06.475 INFO kablam!    |
Sep 10 07:14:06.475 INFO kablam! 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.475 INFO kablam!    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:06.475 INFO kablam! 
Sep 10 07:14:06.511 INFO kablam! warning: unused attribute
Sep 10 07:14:06.511 INFO kablam!  --> src/slab/mod.rs:1:1
Sep 10 07:14:06.511 INFO kablam!   |
Sep 10 07:14:06.511 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.511 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:06.511 INFO kablam!   |
Sep 10 07:14:06.511 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Sep 10 07:14:06.511 INFO kablam! 
Sep 10 07:14:06.511 INFO kablam! warning: crate-level attribute should be in the root module
Sep 10 07:14:06.511 INFO kablam!  --> src/slab/mod.rs:1:1
Sep 10 07:14:06.511 INFO kablam!   |
Sep 10 07:14:06.511 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:06.511 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:06.511 INFO kablam! 
Sep 10 07:14:07.091 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 07:14:07.092 INFO kablam!  --> tests/eventual_consistency.rs:1:12
Sep 10 07:14:07.092 INFO kablam!   |
Sep 10 07:14:07.092 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:07.092 INFO kablam!   |            ^^^^^^^^^^
Sep 10 07:14:07.092 INFO kablam!   |
Sep 10 07:14:07.092 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 07:14:07.092 INFO kablam! 
Sep 10 07:14:07.092 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 07:14:07.092 INFO kablam!  --> tests/eventual_consistency.rs:1:24
Sep 10 07:14:07.092 INFO kablam!   |
Sep 10 07:14:07.092 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:07.092 INFO kablam!   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:07.092 INFO kablam! 
Sep 10 07:14:07.121 INFO kablam! warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Sep 10 07:14:07.121 INFO kablam!  --> examples/ping-pong.rs:1:12
Sep 10 07:14:07.121 INFO kablam!   |
Sep 10 07:14:07.121 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:07.121 INFO kablam!   |            ^^^^^^^^^^
Sep 10 07:14:07.121 INFO kablam!   |
Sep 10 07:14:07.121 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 10 07:14:07.121 INFO kablam! 
Sep 10 07:14:07.121 INFO kablam! warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Sep 10 07:14:07.121 INFO kablam!  --> examples/ping-pong.rs:1:24
Sep 10 07:14:07.121 INFO kablam!   |
Sep 10 07:14:07.121 INFO kablam! 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Sep 10 07:14:07.121 INFO kablam!   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Sep 10 07:14:07.121 INFO kablam! 
Sep 10 07:14:07.133 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 27.90s
Sep 10 07:14:07.140 INFO kablam! su: No module specific data is present
Sep 10 07:14:07.760 INFO running `"docker" "rm" "-f" "f9a864cbeb9265dd4a37291de9b090186e5383adc45a1e4ce00f96965cf81444"`
Sep 10 07:14:07.847 INFO blam! f9a864cbeb9265dd4a37291de9b090186e5383adc45a1e4ce00f96965cf81444