Dec 12 11:47:54.857 INFO checking lru-cache-macros-0.3.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 11:47:54.857 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-3/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 11:47:55.011 INFO [stdout] 9b419132be4b90b4d2d040308e4fb5cd3b8f57db85b574ca40b51e02ab74aec0
Dec 12 11:47:55.013 INFO running `"docker" "start" "-a" "9b419132be4b90b4d2d040308e4fb5cd3b8f57db85b574ca40b51e02ab74aec0"`
Dec 12 11:47:55.380 INFO [stderr] usermod: no changes
Dec 12 11:47:55.437 INFO [stderr]    Compiling syn v0.15.22
Dec 12 11:48:03.412 INFO [stderr]     Checking lru-cache-macros v0.3.1 (/source)
Dec 12 11:48:04.712 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 11:48:04.712 INFO [stderr]    --> src/lib.rs:178:12
Dec 12 11:48:04.712 INFO [stderr]     |
Dec 12 11:48:04.712 INFO [stderr] 178 | #![feature(extern_crate_item_prelude)]
Dec 12 11:48:04.712 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:48:04.712 INFO [stderr]     |
Dec 12 11:48:04.712 INFO [stderr]     = note: #[warn(stable_features)] on by default
Dec 12 11:48:04.712 INFO [stderr] 
Dec 12 11:48:04.784 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 11:48:04.784 INFO [stderr]    --> src/lib.rs:178:12
Dec 12 11:48:04.784 INFO [stderr]     |
Dec 12 11:48:04.784 INFO [stderr] 178 | #![feature(extern_crate_item_prelude)]
Dec 12 11:48:04.784 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:48:04.784 INFO [stderr]     |
Dec 12 11:48:04.784 INFO [stderr]     = note: #[warn(stable_features)] on by default
Dec 12 11:48:04.784 INFO [stderr] 
Dec 12 11:48:15.060 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 11:48:15.060 INFO [stderr]    --> src/lib.rs:178:12
Dec 12 11:48:15.060 INFO [stderr]     |
Dec 12 11:48:15.060 INFO [stderr] 178 | #![feature(extern_crate_item_prelude)]
Dec 12 11:48:15.060 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 12 11:48:15.060 INFO [stderr]     |
Dec 12 11:48:15.060 INFO [stderr]     = note: #[warn(stable_features)] on by default
Dec 12 11:48:15.060 INFO [stderr] 
Dec 12 11:48:21.901 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.50s
Dec 12 11:48:21.905 INFO [stderr] su: No module specific data is present
Dec 12 11:48:22.690 INFO running `"docker" "inspect" "9b419132be4b90b4d2d040308e4fb5cd3b8f57db85b574ca40b51e02ab74aec0"`
Dec 12 11:48:22.914 INFO running `"docker" "rm" "-f" "9b419132be4b90b4d2d040308e4fb5cd3b8f57db85b574ca40b51e02ab74aec0"`
Dec 12 11:48:23.152 INFO [stdout] 9b419132be4b90b4d2d040308e4fb5cd3b8f57db85b574ca40b51e02ab74aec0