Dec 18 09:46:35.309 INFO checking unbase-0.0.2 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:46:35.309 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/unbase/0.0.2:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:46:35.876 INFO [stdout] 7ab06e8f8dba2e9aa375a048aff297f96cc31087844d91ca787e18597e85b046
Dec 18 09:46:35.880 INFO running `"docker" "start" "-a" "7ab06e8f8dba2e9aa375a048aff297f96cc31087844d91ca787e18597e85b046"`
Dec 18 09:46:37.604 INFO [stderr]     Checking futures-await-await-macro v0.1.1
Dec 18 09:46:37.608 INFO [stderr]     Checking generic-array v0.6.0
Dec 18 09:46:37.608 INFO [stderr]    Compiling syn v0.14.9
Dec 18 09:46:38.518 INFO [stderr]     Checking digest-buffer v0.2.0
Dec 18 09:46:38.518 INFO [stderr]     Checking digest v0.4.0
Dec 18 09:46:39.128 INFO [stderr]     Checking sha2 v0.4.2
Dec 18 09:46:52.340 INFO [stderr]    Compiling futures-await-async-macro v0.1.4
Dec 18 09:46:56.829 INFO [stderr]     Checking futures-await v0.1.1
Dec 18 09:46:57.081 INFO [stderr]     Checking unbase v0.0.2 (/opt/crater/workdir)
Dec 18 09:46:59.852 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 09:46:59.852 INFO [stderr]   --> src/lib.rs:40:12
Dec 18 09:46:59.852 INFO [stderr]    |
Dec 18 09:46:59.852 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:46:59.852 INFO [stderr]    |            ^^^^^^^^^^
Dec 18 09:46:59.852 INFO [stderr]    |
Dec 18 09:46:59.852 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 18 09:46:59.852 INFO [stderr] 
Dec 18 09:46:59.852 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 09:46:59.852 INFO [stderr]   --> src/lib.rs:40:24
Dec 18 09:46:59.852 INFO [stderr]    |
Dec 18 09:46:59.852 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:46:59.852 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:46:59.852 INFO [stderr] 
Dec 18 09:46:59.872 INFO [stderr] warning: unused attribute
Dec 18 09:46:59.872 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 18 09:46:59.872 INFO [stderr]   |
Dec 18 09:46:59.872 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:46:59.872 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:46:59.872 INFO [stderr]   |
Dec 18 09:46:59.872 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 18 09:46:59.872 INFO [stderr] 
Dec 18 09:46:59.872 INFO [stderr] warning: crate-level attribute should be in the root module
Dec 18 09:46:59.872 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 18 09:46:59.872 INFO [stderr]   |
Dec 18 09:46:59.872 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:46:59.872 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:46:59.872 INFO [stderr] 
Dec 18 09:47:01.648 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 09:47:01.648 INFO [stderr]   --> src/lib.rs:40:12
Dec 18 09:47:01.648 INFO [stderr]    |
Dec 18 09:47:01.648 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:01.648 INFO [stderr]    |            ^^^^^^^^^^
Dec 18 09:47:01.648 INFO [stderr]    |
Dec 18 09:47:01.648 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 18 09:47:01.648 INFO [stderr] 
Dec 18 09:47:01.648 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 09:47:01.648 INFO [stderr]   --> src/lib.rs:40:24
Dec 18 09:47:01.648 INFO [stderr]    |
Dec 18 09:47:01.648 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:01.648 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:01.648 INFO [stderr] 
Dec 18 09:47:01.812 INFO [stderr] warning: unused attribute
Dec 18 09:47:01.812 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 18 09:47:01.812 INFO [stderr]   |
Dec 18 09:47:01.812 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:01.812 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:01.812 INFO [stderr]   |
Dec 18 09:47:01.812 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 18 09:47:01.812 INFO [stderr] 
Dec 18 09:47:01.812 INFO [stderr] warning: crate-level attribute should be in the root module
Dec 18 09:47:01.812 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 18 09:47:01.812 INFO [stderr]   |
Dec 18 09:47:01.812 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:01.812 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:01.812 INFO [stderr] 
Dec 18 09:47:02.479 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 09:47:02.479 INFO [stderr]  --> examples/ping-pong.rs:1:12
Dec 18 09:47:02.479 INFO [stderr]   |
Dec 18 09:47:02.479 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:02.479 INFO [stderr]   |            ^^^^^^^^^^
Dec 18 09:47:02.479 INFO [stderr]   |
Dec 18 09:47:02.479 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 09:47:02.479 INFO [stderr] 
Dec 18 09:47:02.479 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 09:47:02.479 INFO [stderr]  --> examples/ping-pong.rs:1:24
Dec 18 09:47:02.479 INFO [stderr]   |
Dec 18 09:47:02.479 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:02.479 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:02.479 INFO [stderr] 
Dec 18 09:47:03.428 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 18 09:47:03.428 INFO [stderr]  --> tests/eventual_consistency.rs:1:12
Dec 18 09:47:03.428 INFO [stderr]   |
Dec 18 09:47:03.428 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:03.428 INFO [stderr]   |            ^^^^^^^^^^
Dec 18 09:47:03.428 INFO [stderr]   |
Dec 18 09:47:03.428 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 18 09:47:03.428 INFO [stderr] 
Dec 18 09:47:03.428 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 18 09:47:03.428 INFO [stderr]  --> tests/eventual_consistency.rs:1:24
Dec 18 09:47:03.428 INFO [stderr]   |
Dec 18 09:47:03.428 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 18 09:47:03.428 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 09:47:03.428 INFO [stderr] 
Dec 18 09:47:03.481 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.96s
Dec 18 09:47:03.974 INFO running `"docker" "inspect" "7ab06e8f8dba2e9aa375a048aff297f96cc31087844d91ca787e18597e85b046"`
Dec 18 09:47:04.187 INFO running `"docker" "rm" "-f" "7ab06e8f8dba2e9aa375a048aff297f96cc31087844d91ca787e18597e85b046"`
Dec 18 09:47:04.337 INFO [stdout] 7ab06e8f8dba2e9aa375a048aff297f96cc31087844d91ca787e18597e85b046