Dec 12 01:22:40.138 INFO checking Mistodon/piggy against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 01:22:40.138 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/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 01:22:40.648 INFO [stdout] 0d8300edab3d91ea539c82d49e8e39f3b2bd53ac84463015f78d8f389d46364d
Dec 12 01:22:40.648 INFO running `"docker" "start" "-a" "0d8300edab3d91ea539c82d49e8e39f3b2bd53ac84463015f78d8f389d46364d"`
Dec 12 01:22:42.024 INFO [stderr] usermod: no changes
Dec 12 01:22:42.191 INFO [stderr]     Checking serde v1.0.18
Dec 12 01:22:42.197 INFO [stderr]    Compiling structopt-derive v0.1.4
Dec 12 01:22:42.197 INFO [stderr]     Checking structopt v0.1.4
Dec 12 01:22:42.197 INFO [stderr]    Compiling serde_derive v1.0.18
Dec 12 01:22:58.971 INFO [stderr]     Checking serde_yaml v0.7.1
Dec 12 01:23:00.496 INFO [stderr]     Checking piggy v0.1.0 (/source)
Dec 12 01:23:06.885 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 12 01:23:06.885 INFO [stderr]    --> src/main.rs:135:40
Dec 12 01:23:06.885 INFO [stderr]     |
Dec 12 01:23:06.886 INFO [stderr] 135 |                 let mut home = expect!(env::home_dir(), "Failed to find home directory");
Dec 12 01:23:06.886 INFO [stderr]     |                                        ^^^^^^^^^^^^^
Dec 12 01:23:06.886 INFO [stderr]     |
Dec 12 01:23:06.886 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 12 01:23:06.886 INFO [stderr] 
Dec 12 01:23:06.996 INFO [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
Dec 12 01:23:06.996 INFO [stderr]    --> src/main.rs:135:40
Dec 12 01:23:06.996 INFO [stderr]     |
Dec 12 01:23:06.996 INFO [stderr] 135 |                 let mut home = expect!(env::home_dir(), "Failed to find home directory");
Dec 12 01:23:06.997 INFO [stderr]     |                                        ^^^^^^^^^^^^^
Dec 12 01:23:06.997 INFO [stderr]     |
Dec 12 01:23:06.997 INFO [stderr]     = note: #[warn(deprecated)] on by default
Dec 12 01:23:06.997 INFO [stderr] 
Dec 12 01:23:07.513 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.45s
Dec 12 01:23:07.532 INFO [stderr] su: No module specific data is present
Dec 12 01:23:08.593 INFO running `"docker" "inspect" "0d8300edab3d91ea539c82d49e8e39f3b2bd53ac84463015f78d8f389d46364d"`
Dec 12 01:23:08.826 INFO running `"docker" "rm" "-f" "0d8300edab3d91ea539c82d49e8e39f3b2bd53ac84463015f78d8f389d46364d"`
Dec 12 01:23:09.068 INFO [stdout] 0d8300edab3d91ea539c82d49e8e39f3b2bd53ac84463015f78d8f389d46364d