Dec 12 16:30:13.011 INFO checking collection-0.1.1 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 16:30:13.011 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-7/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 16:30:13.367 INFO [stdout] 4dd799064abe195a93bd68d1a29d0bfd340912ebccd7fd50fc993e08aa96feec
Dec 12 16:30:13.369 INFO running `"docker" "start" "-a" "4dd799064abe195a93bd68d1a29d0bfd340912ebccd7fd50fc993e08aa96feec"`
Dec 12 16:30:14.487 INFO [stderr] usermod: no changes
Dec 12 16:30:14.668 INFO [stderr]     Checking trait-group v0.1.0
Dec 12 16:30:15.352 INFO [stderr]     Checking collection v0.1.1 (/source)
Dec 12 16:30:16.210 INFO [stderr] warning: unused macro definition
Dec 12 16:30:16.210 INFO [stderr]    --> src/collection/mod.rs:271:1
Dec 12 16:30:16.210 INFO [stderr]     |
Dec 12 16:30:16.210 INFO [stderr] 271 | / macro_rules! collection {
Dec 12 16:30:16.210 INFO [stderr] 272 | |     ($collection:ident<$t:ident>
Dec 12 16:30:16.210 INFO [stderr] 273 | |      {
Dec 12 16:30:16.210 INFO [stderr] 274 | |          $( $slot:ident: $submeta:ident<$subtype:ty>, )*
Dec 12 16:30:16.210 INFO [stderr] ...   |
Dec 12 16:30:16.210 INFO [stderr] 327 | |     )
Dec 12 16:30:16.210 INFO [stderr] 328 | | }
Dec 12 16:30:16.210 INFO [stderr]     | |_^
Dec 12 16:30:16.210 INFO [stderr]     |
Dec 12 16:30:16.210 INFO [stderr]     = note: #[warn(unused_macros)] on by default
Dec 12 16:30:16.210 INFO [stderr] 
Dec 12 16:30:18.044 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.51s
Dec 12 16:30:18.047 INFO [stderr] su: No module specific data is present
Dec 12 16:30:18.778 INFO running `"docker" "inspect" "4dd799064abe195a93bd68d1a29d0bfd340912ebccd7fd50fc993e08aa96feec"`
Dec 12 16:30:19.078 INFO running `"docker" "rm" "-f" "4dd799064abe195a93bd68d1a29d0bfd340912ebccd7fd50fc993e08aa96feec"`
Dec 12 16:30:19.432 INFO [stdout] 4dd799064abe195a93bd68d1a29d0bfd340912ebccd7fd50fc993e08aa96feec