Dec 12 11:55:14.380 INFO checking list_builder-0.0.2 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 11:55:14.380 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-5/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 11:55:14.839 INFO [stdout] 83b787f58e2022e53d56d0e297ee995e627add7d089242e04b5453b815b2cd9f
Dec 12 11:55:14.841 INFO running `"docker" "start" "-a" "83b787f58e2022e53d56d0e297ee995e627add7d089242e04b5453b815b2cd9f"`
Dec 12 11:55:16.418 INFO [stderr] usermod: no changes
Dec 12 11:55:16.471 INFO [stderr]     Checking list_builder v0.0.2 (/source)
Dec 12 11:55:17.076 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 12 11:55:17.076 INFO [stderr]  --> src/lib.rs:1:12
Dec 12 11:55:17.076 INFO [stderr]   |
Dec 12 11:55:17.076 INFO [stderr] 1 | #![feature(core)]
Dec 12 11:55:17.076 INFO [stderr]   |            ^^^^
Dec 12 11:55:17.076 INFO [stderr]   |
Dec 12 11:55:17.076 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:55:17.076 INFO [stderr] 
Dec 12 11:55:17.076 INFO [stderr] warning: unused attribute
Dec 12 11:55:17.076 INFO [stderr]   --> src/lib.rs:40:1
Dec 12 11:55:17.076 INFO [stderr]    |
Dec 12 11:55:17.076 INFO [stderr] 40 | #[macro_use]
Dec 12 11:55:17.076 INFO [stderr]    | ^^^^^^^^^^^^
Dec 12 11:55:17.076 INFO [stderr]    |
Dec 12 11:55:17.076 INFO [stderr]    = note: #[warn(unused_attributes)] on by default
Dec 12 11:55:17.076 INFO [stderr] 
Dec 12 11:55:17.484 INFO [stderr] warning: the feature `core` has been stable since 1.6.0 and no longer requires an attribute to enable
Dec 12 11:55:17.484 INFO [stderr]  --> src/lib.rs:1:12
Dec 12 11:55:17.484 INFO [stderr]   |
Dec 12 11:55:17.484 INFO [stderr] 1 | #![feature(core)]
Dec 12 11:55:17.484 INFO [stderr]   |            ^^^^
Dec 12 11:55:17.484 INFO [stderr]   |
Dec 12 11:55:17.484 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 12 11:55:17.484 INFO [stderr] 
Dec 12 11:55:17.484 INFO [stderr] warning: unused attribute
Dec 12 11:55:17.484 INFO [stderr]   --> src/lib.rs:40:1
Dec 12 11:55:17.484 INFO [stderr]    |
Dec 12 11:55:17.484 INFO [stderr] 40 | #[macro_use]
Dec 12 11:55:17.484 INFO [stderr]    | ^^^^^^^^^^^^
Dec 12 11:55:17.484 INFO [stderr]    |
Dec 12 11:55:17.484 INFO [stderr]    = note: #[warn(unused_attributes)] on by default
Dec 12 11:55:17.484 INFO [stderr] 
Dec 12 11:55:17.868 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
Dec 12 11:55:17.870 INFO [stderr] su: No module specific data is present
Dec 12 11:55:18.738 INFO running `"docker" "inspect" "83b787f58e2022e53d56d0e297ee995e627add7d089242e04b5453b815b2cd9f"`
Dec 12 11:55:19.038 INFO running `"docker" "rm" "-f" "83b787f58e2022e53d56d0e297ee995e627add7d089242e04b5453b815b2cd9f"`
Dec 12 11:55:19.498 INFO [stdout] 83b787f58e2022e53d56d0e297ee995e627add7d089242e04b5453b815b2cd9f