Nov 28 16:08:47.383 INFO checking unbase-0.0.2 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 16:08:47.383 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 16:08:47.600 INFO [stdout] 84f97facd19daa879ecf9acf19ed8b889ad0ee3f6810e271a2e31b9a3b11afd6
Nov 28 16:08:47.602 INFO running `"docker" "start" "-a" "84f97facd19daa879ecf9acf19ed8b889ad0ee3f6810e271a2e31b9a3b11afd6"`
Nov 28 16:08:47.976 INFO [stderr] usermod: no changes
Nov 28 16:08:48.070 INFO [stderr]     Checking generic-array v0.6.0
Nov 28 16:08:48.070 INFO [stderr]    Compiling syn v0.14.9
Nov 28 16:08:48.342 INFO [stderr]     Checking digest-buffer v0.2.0
Nov 28 16:08:48.342 INFO [stderr]     Checking digest v0.4.0
Nov 28 16:08:48.671 INFO [stderr]     Checking sha2 v0.4.2
Nov 28 16:09:03.725 INFO [stderr]    Compiling futures-await-async-macro v0.1.4
Nov 28 16:09:11.565 INFO [stderr]     Checking futures-await v0.1.1
Nov 28 16:09:12.124 INFO [stderr]     Checking unbase v0.0.2 (/source)
Nov 28 16:09:15.512 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Nov 28 16:09:15.512 INFO [stderr]   --> src/lib.rs:40:12
Nov 28 16:09:15.512 INFO [stderr]    |
Nov 28 16:09:15.512 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.512 INFO [stderr]    |            ^^^^^^^^^^
Nov 28 16:09:15.512 INFO [stderr]    |
Nov 28 16:09:15.512 INFO [stderr]    = note: #[warn(stable_features)] on by default
Nov 28 16:09:15.512 INFO [stderr] 
Nov 28 16:09:15.512 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 16:09:15.512 INFO [stderr]   --> src/lib.rs:40:24
Nov 28 16:09:15.512 INFO [stderr]    |
Nov 28 16:09:15.512 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.512 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:15.512 INFO [stderr] 
Nov 28 16:09:15.545 INFO [stderr] warning: unused attribute
Nov 28 16:09:15.545 INFO [stderr]  --> src/slab/mod.rs:1:1
Nov 28 16:09:15.545 INFO [stderr]   |
Nov 28 16:09:15.546 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.546 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:15.546 INFO [stderr]   |
Nov 28 16:09:15.546 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Nov 28 16:09:15.547 INFO [stderr] 
Nov 28 16:09:15.547 INFO [stderr] warning: crate-level attribute should be in the root module
Nov 28 16:09:15.547 INFO [stderr]  --> src/slab/mod.rs:1:1
Nov 28 16:09:15.548 INFO [stderr]   |
Nov 28 16:09:15.548 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.548 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:15.552 INFO [stderr] 
Nov 28 16:09:15.644 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Nov 28 16:09:15.644 INFO [stderr]   --> src/lib.rs:40:12
Nov 28 16:09:15.644 INFO [stderr]    |
Nov 28 16:09:15.644 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.644 INFO [stderr]    |            ^^^^^^^^^^
Nov 28 16:09:15.644 INFO [stderr]    |
Nov 28 16:09:15.644 INFO [stderr]    = note: #[warn(stable_features)] on by default
Nov 28 16:09:15.644 INFO [stderr] 
Nov 28 16:09:15.644 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 16:09:15.644 INFO [stderr]   --> src/lib.rs:40:24
Nov 28 16:09:15.644 INFO [stderr]    |
Nov 28 16:09:15.644 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.644 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:15.644 INFO [stderr] 
Nov 28 16:09:15.664 INFO [stderr] warning: unused attribute
Nov 28 16:09:15.664 INFO [stderr]  --> src/slab/mod.rs:1:1
Nov 28 16:09:15.664 INFO [stderr]   |
Nov 28 16:09:15.664 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.664 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:15.664 INFO [stderr]   |
Nov 28 16:09:15.664 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Nov 28 16:09:15.664 INFO [stderr] 
Nov 28 16:09:15.664 INFO [stderr] warning: crate-level attribute should be in the root module
Nov 28 16:09:15.664 INFO [stderr]  --> src/slab/mod.rs:1:1
Nov 28 16:09:15.664 INFO [stderr]   |
Nov 28 16:09:15.664 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:15.664 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:15.664 INFO [stderr] 
Nov 28 16:09:22.084 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Nov 28 16:09:22.084 INFO [stderr]  --> tests/eventual_consistency.rs:1:12
Nov 28 16:09:22.084 INFO [stderr]   |
Nov 28 16:09:22.084 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:22.084 INFO [stderr]   |            ^^^^^^^^^^
Nov 28 16:09:22.084 INFO [stderr]   |
Nov 28 16:09:22.084 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 16:09:22.085 INFO [stderr] 
Nov 28 16:09:22.085 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 16:09:22.085 INFO [stderr]  --> tests/eventual_consistency.rs:1:24
Nov 28 16:09:22.085 INFO [stderr]   |
Nov 28 16:09:22.085 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:22.085 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:22.085 INFO [stderr] 
Nov 28 16:09:22.631 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Nov 28 16:09:22.631 INFO [stderr]  --> examples/ping-pong.rs:1:12
Nov 28 16:09:22.631 INFO [stderr]   |
Nov 28 16:09:22.631 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:22.631 INFO [stderr]   |            ^^^^^^^^^^
Nov 28 16:09:22.631 INFO [stderr]   |
Nov 28 16:09:22.631 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 16:09:22.631 INFO [stderr] 
Nov 28 16:09:22.631 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 16:09:22.631 INFO [stderr]  --> examples/ping-pong.rs:1:24
Nov 28 16:09:22.631 INFO [stderr]   |
Nov 28 16:09:22.631 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Nov 28 16:09:22.631 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 16:09:22.631 INFO [stderr] 
Nov 28 16:09:22.656 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 34.66s
Nov 28 16:09:22.663 INFO [stderr] su: No module specific data is present
Nov 28 16:09:23.346 INFO running `"docker" "inspect" "84f97facd19daa879ecf9acf19ed8b889ad0ee3f6810e271a2e31b9a3b11afd6"`
Nov 28 16:09:23.651 INFO running `"docker" "rm" "-f" "84f97facd19daa879ecf9acf19ed8b889ad0ee3f6810e271a2e31b9a3b11afd6"`
Nov 28 16:09:23.988 INFO [stdout] 84f97facd19daa879ecf9acf19ed8b889ad0ee3f6810e271a2e31b9a3b11afd6