Dec 12 05:32:10.116 INFO checking unbase-0.0.2 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 05:32:10.116 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/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 +aa9aa79c3c583aab59ac9134542d60a780c35e2e-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"`
Dec 12 05:32:10.588 INFO [stdout] a3c9004281eb775812fd9a71bb9ed9b045ea797dc17505efd047e8765054dd05
Dec 12 05:32:10.590 INFO running `"docker" "start" "-a" "a3c9004281eb775812fd9a71bb9ed9b045ea797dc17505efd047e8765054dd05"`
Dec 12 05:32:11.979 INFO [stderr] usermod: no changes
Dec 12 05:32:12.136 INFO [stderr]     Checking futures-await-await-macro v0.1.1
Dec 12 05:32:12.161 INFO [stderr]     Checking generic-array v0.6.0
Dec 12 05:32:12.172 INFO [stderr]    Compiling syn v0.14.9
Dec 12 05:32:12.808 INFO [stderr]     Checking digest v0.4.0
Dec 12 05:32:12.808 INFO [stderr]     Checking digest-buffer v0.2.0
Dec 12 05:32:13.280 INFO [stderr]     Checking sha2 v0.4.2
Dec 12 05:32:26.620 INFO [stderr]    Compiling futures-await-async-macro v0.1.4
Dec 12 05:32:32.287 INFO [stderr]     Checking futures-await v0.1.1
Dec 12 05:32:33.006 INFO [stderr]     Checking unbase v0.0.2 (/source)
Dec 12 05:32:37.212 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 05:32:37.212 INFO [stderr]   --> src/lib.rs:40:12
Dec 12 05:32:37.212 INFO [stderr]    |
Dec 12 05:32:37.212 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.212 INFO [stderr]    |            ^^^^^^^^^^
Dec 12 05:32:37.212 INFO [stderr]    |
Dec 12 05:32:37.212 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 05:32:37.212 INFO [stderr] 
Dec 12 05:32:37.212 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 05:32:37.212 INFO [stderr]   --> src/lib.rs:40:24
Dec 12 05:32:37.212 INFO [stderr]    |
Dec 12 05:32:37.212 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.212 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:37.212 INFO [stderr] 
Dec 12 05:32:37.228 INFO [stderr] warning: unused attribute
Dec 12 05:32:37.228 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 12 05:32:37.229 INFO [stderr]   |
Dec 12 05:32:37.229 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.229 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:37.229 INFO [stderr]   |
Dec 12 05:32:37.229 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 12 05:32:37.230 INFO [stderr] 
Dec 12 05:32:37.230 INFO [stderr] warning: crate-level attribute should be in the root module
Dec 12 05:32:37.230 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 12 05:32:37.230 INFO [stderr]   |
Dec 12 05:32:37.230 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.230 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:37.230 INFO [stderr] 
Dec 12 05:32:37.884 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 05:32:37.884 INFO [stderr]   --> src/lib.rs:40:12
Dec 12 05:32:37.884 INFO [stderr]    |
Dec 12 05:32:37.884 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.884 INFO [stderr]    |            ^^^^^^^^^^
Dec 12 05:32:37.884 INFO [stderr]    |
Dec 12 05:32:37.884 INFO [stderr]    = note: #[warn(stable_features)] on by default
Dec 12 05:32:37.884 INFO [stderr] 
Dec 12 05:32:37.884 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 05:32:37.884 INFO [stderr]   --> src/lib.rs:40:24
Dec 12 05:32:37.884 INFO [stderr]    |
Dec 12 05:32:37.884 INFO [stderr] 40 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.884 INFO [stderr]    |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:37.884 INFO [stderr] 
Dec 12 05:32:37.948 INFO [stderr] warning: unused attribute
Dec 12 05:32:37.948 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 12 05:32:37.948 INFO [stderr]   |
Dec 12 05:32:37.948 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.948 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:37.948 INFO [stderr]   |
Dec 12 05:32:37.948 INFO [stderr]   = note: #[warn(unused_attributes)] on by default
Dec 12 05:32:37.948 INFO [stderr] 
Dec 12 05:32:37.948 INFO [stderr] warning: crate-level attribute should be in the root module
Dec 12 05:32:37.948 INFO [stderr]  --> src/slab/mod.rs:1:1
Dec 12 05:32:37.948 INFO [stderr]   |
Dec 12 05:32:37.948 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:37.948 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:37.948 INFO [stderr] 
Dec 12 05:32:46.448 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 05:32:46.448 INFO [stderr]  --> examples/ping-pong.rs:1:12
Dec 12 05:32:46.448 INFO [stderr]   |
Dec 12 05:32:46.448 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:46.448 INFO [stderr]   |            ^^^^^^^^^^
Dec 12 05:32:46.448 INFO [stderr]   |
Dec 12 05:32:46.448 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 05:32:46.448 INFO [stderr] 
Dec 12 05:32:46.448 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 05:32:46.448 INFO [stderr]  --> examples/ping-pong.rs:1:24
Dec 12 05:32:46.448 INFO [stderr]   |
Dec 12 05:32:46.448 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:46.448 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:46.448 INFO [stderr] 
Dec 12 05:32:47.076 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 12 05:32:47.076 INFO [stderr]  --> tests/eventual_consistency.rs:1:12
Dec 12 05:32:47.076 INFO [stderr]   |
Dec 12 05:32:47.076 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:47.076 INFO [stderr]   |            ^^^^^^^^^^
Dec 12 05:32:47.076 INFO [stderr]   |
Dec 12 05:32:47.076 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 05:32:47.076 INFO [stderr] 
Dec 12 05:32:47.084 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 05:32:47.084 INFO [stderr]  --> tests/eventual_consistency.rs:1:24
Dec 12 05:32:47.084 INFO [stderr]   |
Dec 12 05:32:47.084 INFO [stderr] 1 | #![feature(proc_macro, conservative_impl_trait, generators)]
Dec 12 05:32:47.084 INFO [stderr]   |                        ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 05:32:47.084 INFO [stderr] 
Dec 12 05:32:47.405 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.40s
Dec 12 05:32:47.425 INFO [stderr] su: No module specific data is present
Dec 12 05:32:47.946 INFO running `"docker" "inspect" "a3c9004281eb775812fd9a71bb9ed9b045ea797dc17505efd047e8765054dd05"`
Dec 12 05:32:48.428 INFO running `"docker" "rm" "-f" "a3c9004281eb775812fd9a71bb9ed9b045ea797dc17505efd047e8765054dd05"`
Dec 12 05:32:48.640 INFO [stdout] a3c9004281eb775812fd9a71bb9ed9b045ea797dc17505efd047e8765054dd05