Dec 12 09:48:19.657 INFO checking proc-macro-faithful-display-0.1.0 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 09:48:19.657 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 09:48:19.871 INFO [stdout] 31635db4d4bd6a802292c0f6dde8571bd04ba4907aee99f0e5f9cf7706ed6cce
Dec 12 09:48:19.873 INFO running `"docker" "start" "-a" "31635db4d4bd6a802292c0f6dde8571bd04ba4907aee99f0e5f9cf7706ed6cce"`
Dec 12 09:48:20.270 INFO [stderr] usermod: no changes
Dec 12 09:48:20.308 INFO [stderr]     Checking proc-macro-faithful-display v0.1.0 (/source)
Dec 12 09:48:20.871 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 12 09:48:20.871 INFO [stderr]  --> src/lib.rs:1:12
Dec 12 09:48:20.871 INFO [stderr]   |
Dec 12 09:48:20.871 INFO [stderr] 1 | #![feature(extern_crate_item_prelude)]
Dec 12 09:48:20.871 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:48:20.871 INFO [stderr]   |
Dec 12 09:48:20.871 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 09:48:20.871 INFO [stderr] 
Dec 12 09:48:20.920 INFO [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 12 09:48:20.920 INFO [stderr]  --> src/lib.rs:1:12
Dec 12 09:48:20.920 INFO [stderr]   |
Dec 12 09:48:20.920 INFO [stderr] 1 | #![feature(extern_crate_item_prelude)]
Dec 12 09:48:20.920 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 09:48:20.920 INFO [stderr]   |
Dec 12 09:48:20.920 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 09:48:20.920 INFO [stderr] 
Dec 12 09:48:20.943 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.65s
Dec 12 09:48:20.946 INFO [stderr] su: No module specific data is present
Dec 12 09:48:21.383 INFO running `"docker" "inspect" "31635db4d4bd6a802292c0f6dde8571bd04ba4907aee99f0e5f9cf7706ed6cce"`
Dec 12 09:48:21.496 INFO running `"docker" "rm" "-f" "31635db4d4bd6a802292c0f6dde8571bd04ba4907aee99f0e5f9cf7706ed6cce"`
Dec 12 09:48:21.687 INFO [stdout] 31635db4d4bd6a802292c0f6dde8571bd04ba4907aee99f0e5f9cf7706ed6cce