Dec 12 06:50:48.555 INFO checking stpl-0.5.0 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 06:50:48.584 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 06:50:48.790 INFO [stdout] a8e7f92ea0fbd4ce9d8e81fcd049e7318dff2b0b414a5f384c1cfdfdd416db95
Dec 12 06:50:48.792 INFO running `"docker" "start" "-a" "a8e7f92ea0fbd4ce9d8e81fcd049e7318dff2b0b414a5f384c1cfdfdd416db95"`
Dec 12 06:50:49.216 INFO [stderr] usermod: no changes
Dec 12 06:50:49.274 INFO [stderr]     Checking bincode v0.9.2
Dec 12 06:50:50.188 INFO [stderr]     Checking stpl v0.5.0 (/source)
Dec 12 06:50:52.126 INFO [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 06:50:52.126 INFO [stderr]    --> src/lib.rs:155:12
Dec 12 06:50:52.126 INFO [stderr]     |
Dec 12 06:50:52.126 INFO [stderr] 155 | #![feature(universal_impl_trait)]
Dec 12 06:50:52.126 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
Dec 12 06:50:52.126 INFO [stderr]     |
Dec 12 06:50:52.126 INFO [stderr]     = note: #[warn(stable_features)] on by default
Dec 12 06:50:52.126 INFO [stderr] 
Dec 12 06:50:52.126 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 06:50:52.126 INFO [stderr]    --> src/lib.rs:156:12
Dec 12 06:50:52.126 INFO [stderr]     |
Dec 12 06:50:52.126 INFO [stderr] 156 | #![feature(conservative_impl_trait)]
Dec 12 06:50:52.126 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:50:52.126 INFO [stderr] 
Dec 12 06:50:52.287 INFO [stderr] warning: the feature `universal_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 12 06:50:52.287 INFO [stderr]    --> src/lib.rs:155:12
Dec 12 06:50:52.287 INFO [stderr]     |
Dec 12 06:50:52.287 INFO [stderr] 155 | #![feature(universal_impl_trait)]
Dec 12 06:50:52.287 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^
Dec 12 06:50:52.287 INFO [stderr]     |
Dec 12 06:50:52.287 INFO [stderr]     = note: #[warn(stable_features)] on by default
Dec 12 06:50:52.287 INFO [stderr] 
Dec 12 06:50:52.287 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 06:50:52.287 INFO [stderr]    --> src/lib.rs:156:12
Dec 12 06:50:52.287 INFO [stderr]     |
Dec 12 06:50:52.287 INFO [stderr] 156 | #![feature(conservative_impl_trait)]
Dec 12 06:50:52.287 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 06:50:52.287 INFO [stderr] 
Dec 12 06:50:52.319 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
Dec 12 06:50:52.322 INFO [stderr] su: No module specific data is present
Dec 12 06:50:52.731 INFO running `"docker" "inspect" "a8e7f92ea0fbd4ce9d8e81fcd049e7318dff2b0b414a5f384c1cfdfdd416db95"`
Dec 12 06:50:52.844 INFO running `"docker" "rm" "-f" "a8e7f92ea0fbd4ce9d8e81fcd049e7318dff2b0b414a5f384c1cfdfdd416db95"`
Dec 12 06:50:52.952 INFO [stdout] a8e7f92ea0fbd4ce9d8e81fcd049e7318dff2b0b414a5f384c1cfdfdd416db95