Dec 12 12:19:04.073 INFO checking ladspa-0.3.4 against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 12 12:19:04.073 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-4/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/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 12:19:04.537 INFO [stdout] af61deb58e2c7934b849b992172c5e21ff19f4286cec54fadb83a3d80fe5465b
Dec 12 12:19:04.542 INFO running `"docker" "start" "-a" "af61deb58e2c7934b849b992172c5e21ff19f4286cec54fadb83a3d80fe5465b"`
Dec 12 12:19:06.044 INFO [stderr] usermod: no changes
Dec 12 12:19:06.128 INFO [stderr]     Checking ladspa v0.3.4 (/source)
Dec 12 12:19:07.440 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 12 12:19:07.441 INFO [stderr]    --> src/ffi.rs:186:5
Dec 12 12:19:07.441 INFO [stderr]     |
Dec 12 12:19:07.442 INFO [stderr] 186 | /     Vec::from_raw_parts(desc.port_names,
Dec 12 12:19:07.442 INFO [stderr] 187 | |                         desc.port_count as usize,
Dec 12 12:19:07.442 INFO [stderr] 188 | |                         desc.port_count as usize)
Dec 12 12:19:07.443 INFO [stderr] 189 | |         .iter()
Dec 12 12:19:07.443 INFO [stderr] 190 | |         .map(|&x| CString::from_raw(x))
Dec 12 12:19:07.443 INFO [stderr] 191 | |         .collect::<Vec<_>>();
Dec 12 12:19:07.443 INFO [stderr]     | |_____________________________^
Dec 12 12:19:07.444 INFO [stderr]     |
Dec 12 12:19:07.444 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 12:19:07.444 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 12 12:19:07.445 INFO [stderr] 
Dec 12 12:19:07.553 INFO [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used
Dec 12 12:19:07.553 INFO [stderr]    --> src/ffi.rs:186:5
Dec 12 12:19:07.553 INFO [stderr]     |
Dec 12 12:19:07.553 INFO [stderr] 186 | /     Vec::from_raw_parts(desc.port_names,
Dec 12 12:19:07.553 INFO [stderr] 187 | |                         desc.port_count as usize,
Dec 12 12:19:07.553 INFO [stderr] 188 | |                         desc.port_count as usize)
Dec 12 12:19:07.553 INFO [stderr] 189 | |         .iter()
Dec 12 12:19:07.553 INFO [stderr] 190 | |         .map(|&x| CString::from_raw(x))
Dec 12 12:19:07.553 INFO [stderr] 191 | |         .collect::<Vec<_>>();
Dec 12 12:19:07.553 INFO [stderr]     | |_____________________________^
Dec 12 12:19:07.556 INFO [stderr]     |
Dec 12 12:19:07.557 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 12 12:19:07.557 INFO [stderr]     = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead
Dec 12 12:19:07.557 INFO [stderr] 
Dec 12 12:19:07.629 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.56s
Dec 12 12:19:07.632 INFO [stderr] su: No module specific data is present
Dec 12 12:19:08.673 INFO running `"docker" "inspect" "af61deb58e2c7934b849b992172c5e21ff19f4286cec54fadb83a3d80fe5465b"`
Dec 12 12:19:08.934 INFO running `"docker" "rm" "-f" "af61deb58e2c7934b849b992172c5e21ff19f4286cec54fadb83a3d80fe5465b"`
Dec 12 12:19:09.332 INFO [stdout] af61deb58e2c7934b849b992172c5e21ff19f4286cec54fadb83a3d80fe5465b