Dec 17 22:44:03.061 INFO checking jFransham/racketd-client against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:44:03.061 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jFransham/racketd-client:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:44:03.485 INFO [stdout] c357510888247d58e8fee32ab315f997383361ce880b8b87afed2a067b91fc50
Dec 17 22:44:03.486 INFO running `"docker" "start" "-a" "c357510888247d58e8fee32ab315f997383361ce880b8b87afed2a067b91fc50"`
Dec 17 22:44:04.884 INFO [stderr]     Checking serde v0.9.12
Dec 17 22:44:04.884 INFO [stderr]     Checking atty v0.2.2
Dec 17 22:44:04.892 INFO [stderr]    Compiling syn v0.11.9
Dec 17 22:44:04.892 INFO [stderr]     Checking tempdir v0.3.5
Dec 17 22:44:05.324 INFO [stderr]     Checking clap v2.22.1
Dec 17 22:44:10.035 INFO [stderr]    Compiling serde_codegen_internals v0.14.2
Dec 17 22:44:13.028 INFO [stderr]    Compiling serde_derive v0.9.12
Dec 17 22:44:16.602 INFO [stderr]     Checking serde_json v0.9.9
Dec 17 22:44:20.068 INFO [stderr]     Checking racketd-client v0.1.0 (/opt/crater/workdir)
Dec 17 22:44:20.472 INFO [stderr] warning: unused import: `BufReader`
Dec 17 22:44:20.472 INFO [stderr]   --> src/main.rs:14:5
Dec 17 22:44:20.472 INFO [stderr]    |
Dec 17 22:44:20.472 INFO [stderr] 14 |     BufReader,
Dec 17 22:44:20.472 INFO [stderr]    |     ^^^^^^^^^
Dec 17 22:44:20.472 INFO [stderr]    |
Dec 17 22:44:20.472 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 22:44:20.472 INFO [stderr] 
Dec 17 22:44:20.525 INFO [stderr] warning: unused import: `BufReader`
Dec 17 22:44:20.525 INFO [stderr]   --> src/main.rs:14:5
Dec 17 22:44:20.525 INFO [stderr]    |
Dec 17 22:44:20.528 INFO [stderr] 14 |     BufReader,
Dec 17 22:44:20.528 INFO [stderr]    |     ^^^^^^^^^
Dec 17 22:44:20.528 INFO [stderr]    |
Dec 17 22:44:20.528 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 17 22:44:20.528 INFO [stderr] 
Dec 17 22:44:20.584 INFO [stderr] warning: unused variable: `thread`
Dec 17 22:44:20.584 INFO [stderr]    --> src/main.rs:122:22
Dec 17 22:44:20.584 INFO [stderr]     |
Dec 17 22:44:20.584 INFO [stderr] 122 |     let (stdin_file, thread): (String, _) =  {
Dec 17 22:44:20.584 INFO [stderr]     |                      ^^^^^^ help: consider using `_thread` instead
Dec 17 22:44:20.584 INFO [stderr]     |
Dec 17 22:44:20.584 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 22:44:20.584 INFO [stderr] 
Dec 17 22:44:20.612 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:44:20.612 INFO [stderr]    --> src/main.rs:161:5
Dec 17 22:44:20.612 INFO [stderr]     |
Dec 17 22:44:20.612 INFO [stderr] 161 |     stream.set_read_timeout(Some(Duration::from_secs(10)));
Dec 17 22:44:20.612 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:44:20.612 INFO [stderr]     |
Dec 17 22:44:20.612 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 22:44:20.612 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:44:20.612 INFO [stderr] 
Dec 17 22:44:20.656 INFO [stderr] warning: unused variable: `thread`
Dec 17 22:44:20.656 INFO [stderr]    --> src/main.rs:122:22
Dec 17 22:44:20.656 INFO [stderr]     |
Dec 17 22:44:20.656 INFO [stderr] 122 |     let (stdin_file, thread): (String, _) =  {
Dec 17 22:44:20.656 INFO [stderr]     |                      ^^^^^^ help: consider using `_thread` instead
Dec 17 22:44:20.656 INFO [stderr]     |
Dec 17 22:44:20.656 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 17 22:44:20.656 INFO [stderr] 
Dec 17 22:44:20.689 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 22:44:20.689 INFO [stderr]    --> src/main.rs:161:5
Dec 17 22:44:20.689 INFO [stderr]     |
Dec 17 22:44:20.689 INFO [stderr] 161 |     stream.set_read_timeout(Some(Duration::from_secs(10)));
Dec 17 22:44:20.689 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:44:20.689 INFO [stderr]     |
Dec 17 22:44:20.689 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 17 22:44:20.689 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 22:44:20.689 INFO [stderr] 
Dec 17 22:44:20.719 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.91s
Dec 17 22:44:21.467 INFO running `"docker" "inspect" "c357510888247d58e8fee32ab315f997383361ce880b8b87afed2a067b91fc50"`
Dec 17 22:44:21.839 INFO running `"docker" "rm" "-f" "c357510888247d58e8fee32ab315f997383361ce880b8b87afed2a067b91fc50"`
Dec 17 22:44:22.196 INFO [stdout] c357510888247d58e8fee32ab315f997383361ce880b8b87afed2a067b91fc50