Dec 11 22:49:27.858 INFO checking alexmullins/finger-client against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 22:49:27.858 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 22:49:28.393 INFO [stdout] a3643812096337d1ae07324a2020f0c4c6e6ef6da88e90aa0067816b2d6e59b5
Dec 11 22:49:28.400 INFO running `"docker" "start" "-a" "a3643812096337d1ae07324a2020f0c4c6e6ef6da88e90aa0067816b2d6e59b5"`
Dec 11 22:49:29.509 INFO [stderr] usermod: no changes
Dec 11 22:49:29.673 INFO [stderr]     Checking finger-client v0.1.0 (/source)
Dec 11 22:49:31.292 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:49:31.292 INFO [stderr]   --> src/main.rs:40:5
Dec 11 22:49:31.292 INFO [stderr]    |
Dec 11 22:49:31.292 INFO [stderr] 40 |     write!(&mut stream, "\r\n");
Dec 11 22:49:31.292 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:49:31.292 INFO [stderr]    |
Dec 11 22:49:31.292 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:49:31.292 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:49:31.292 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 11 22:49:31.292 INFO [stderr] 
Dec 11 22:49:31.311 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 11 22:49:31.311 INFO [stderr]   --> src/main.rs:40:5
Dec 11 22:49:31.311 INFO [stderr]    |
Dec 11 22:49:31.311 INFO [stderr] 40 |     write!(&mut stream, "\r\n");
Dec 11 22:49:31.311 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 22:49:31.311 INFO [stderr]    |
Dec 11 22:49:31.311 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 11 22:49:31.311 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 11 22:49:31.311 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 11 22:49:31.311 INFO [stderr] 
Dec 11 22:49:31.344 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
Dec 11 22:49:31.348 INFO [stderr] su: No module specific data is present
Dec 11 22:49:32.142 INFO running `"docker" "inspect" "a3643812096337d1ae07324a2020f0c4c6e6ef6da88e90aa0067816b2d6e59b5"`
Dec 11 22:49:32.388 INFO running `"docker" "rm" "-f" "a3643812096337d1ae07324a2020f0c4c6e6ef6da88e90aa0067816b2d6e59b5"`
Dec 11 22:49:32.710 INFO [stdout] a3643812096337d1ae07324a2020f0c4c6e6ef6da88e90aa0067816b2d6e59b5