Dec 11 10:54:40.676 INFO checking robot-head/led_dash against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 10:54:40.676 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/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 11 10:54:40.964 INFO [stdout] 3c65a5065a08d51ca991f0fd84f784d9e2c35cbd3b9c32ba0ccd8b5009ede180
Dec 11 10:54:40.966 INFO running `"docker" "start" "-a" "3c65a5065a08d51ca991f0fd84f784d9e2c35cbd3b9c32ba0ccd8b5009ede180"`
Dec 11 10:54:41.928 INFO [stderr] usermod: no changes
Dec 11 10:54:42.200 INFO [stderr]     Checking memchr v1.0.2
Dec 11 10:54:42.201 INFO [stderr]     Checking filetime v0.1.15
Dec 11 10:54:42.202 INFO [stderr]    Compiling brotli-sys v0.2.1
Dec 11 10:54:42.203 INFO [stderr]     Checking base64 v0.7.0
Dec 11 10:54:42.208 INFO [stderr]     Checking twoway v0.1.8
Dec 11 10:54:42.213 INFO [stderr]     Checking threadpool v1.7.1
Dec 11 10:54:42.214 INFO [stderr]     Checking clap v2.31.2
Dec 11 10:54:42.215 INFO [stderr]     Checking uuid v0.1.18
Dec 11 10:54:43.656 INFO [stderr]     Checking chrono v0.4.2
Dec 11 10:54:44.080 INFO [stderr]     Checking buf_redux v0.6.3
Dec 11 10:54:44.112 INFO [stderr]     Checking num v0.1.42
Dec 11 10:54:44.264 INFO [stderr]     Checking gzip-header v0.1.2
Dec 11 10:54:44.269 INFO [stderr]     Checking url v0.2.38
Dec 11 10:54:44.337 INFO [stderr]     Checking mime_guess v1.8.4
Dec 11 10:54:44.474 INFO [stderr]     Checking chrono v0.2.25
Dec 11 10:54:46.664 INFO [stderr]     Checking deflate v0.7.18
Dec 11 10:54:46.832 INFO [stderr]     Checking multipart v0.13.6
Dec 11 10:54:50.047 INFO [stderr]     Checking tiny_http v0.5.9
Dec 11 10:54:53.270 INFO [stderr]     Checking brotli2 v0.2.2
Dec 11 10:54:53.640 INFO [stderr]     Checking rouille v2.1.0
Dec 11 10:54:56.092 INFO [stderr]     Checking led_dash v0.1.0 (/source)
Dec 11 10:54:59.220 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 11 10:54:59.220 INFO [stderr]  --> src/main.rs:1:12
Dec 11 10:54:59.220 INFO [stderr]   |
Dec 11 10:54:59.220 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 11 10:54:59.220 INFO [stderr]   |            ^^^^^^^^^^
Dec 11 10:54:59.220 INFO [stderr]   |
Dec 11 10:54:59.228 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 10:54:59.228 INFO [stderr] 
Dec 11 10:54:59.244 INFO [stderr] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
Dec 11 10:54:59.244 INFO [stderr]  --> src/main.rs:1:12
Dec 11 10:54:59.244 INFO [stderr]   |
Dec 11 10:54:59.244 INFO [stderr] 1 | #![feature(proc_macro)]
Dec 11 10:54:59.244 INFO [stderr]   |            ^^^^^^^^^^
Dec 11 10:54:59.244 INFO [stderr]   |
Dec 11 10:54:59.244 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 11 10:54:59.248 INFO [stderr] 
Dec 11 10:54:59.276 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.31s
Dec 11 10:54:59.288 INFO [stderr] su: No module specific data is present
Dec 11 10:54:59.968 INFO running `"docker" "inspect" "3c65a5065a08d51ca991f0fd84f784d9e2c35cbd3b9c32ba0ccd8b5009ede180"`
Dec 11 10:55:00.231 INFO running `"docker" "rm" "-f" "3c65a5065a08d51ca991f0fd84f784d9e2c35cbd3b9c32ba0ccd8b5009ede180"`
Dec 11 10:55:00.504 INFO [stdout] 3c65a5065a08d51ca991f0fd84f784d9e2c35cbd3b9c32ba0ccd8b5009ede180