Dec 12 03:30:22.447 INFO checking Chabare/Sonos against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 03:30:22.447 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-1/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 03:30:23.018 INFO [stdout] cda03d76895191fabe0f42cc76e7d24c91bf89089a7595ab967371a9dfde5860
Dec 12 03:30:23.022 INFO running `"docker" "start" "-a" "cda03d76895191fabe0f42cc76e7d24c91bf89089a7595ab967371a9dfde5860"`
Dec 12 03:30:24.136 INFO [stderr] usermod: no changes
Dec 12 03:30:24.260 INFO [stderr]     Checking fern v0.4.2
Dec 12 03:30:24.260 INFO [stderr]     Checking num-bigint v0.1.40
Dec 12 03:30:26.640 INFO [stderr]     Checking num-rational v0.1.39
Dec 12 03:30:27.684 INFO [stderr]     Checking num v0.1.40
Dec 12 03:30:28.456 INFO [stderr]     Checking socket v0.0.7
Dec 12 03:30:29.537 INFO [stderr]     Checking sonos_discovery v0.0.1
Dec 12 03:30:30.622 INFO [stderr]     Checking sonos v0.1.0 (/source)
Dec 12 03:30:32.407 INFO [stderr] warning: method is never used: `empty`
Dec 12 03:30:32.407 INFO [stderr]  --> src/zone/info.rs:8:5
Dec 12 03:30:32.408 INFO [stderr]   |
Dec 12 03:30:32.408 INFO [stderr] 8 |     pub fn empty() -> Self {
Dec 12 03:30:32.408 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:30:32.409 INFO [stderr]   |
Dec 12 03:30:32.409 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 03:30:32.409 INFO [stderr] 
Dec 12 03:30:33.072 INFO [stderr] warning: method is never used: `empty`
Dec 12 03:30:33.072 INFO [stderr]  --> src/zone/info.rs:8:5
Dec 12 03:30:33.072 INFO [stderr]   |
Dec 12 03:30:33.072 INFO [stderr] 8 |     pub fn empty() -> Self {
Dec 12 03:30:33.072 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
Dec 12 03:30:33.072 INFO [stderr]   |
Dec 12 03:30:33.072 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 12 03:30:33.072 INFO [stderr] 
Dec 12 03:30:34.476 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.30s
Dec 12 03:30:34.485 INFO [stderr] su: No module specific data is present
Dec 12 03:30:35.303 INFO running `"docker" "inspect" "cda03d76895191fabe0f42cc76e7d24c91bf89089a7595ab967371a9dfde5860"`
Dec 12 03:30:35.514 INFO running `"docker" "rm" "-f" "cda03d76895191fabe0f42cc76e7d24c91bf89089a7595ab967371a9dfde5860"`
Dec 12 03:30:35.916 INFO [stdout] cda03d76895191fabe0f42cc76e7d24c91bf89089a7595ab967371a9dfde5860