Dec 19 09:16:05.362 INFO checking scottrobertwhittaker/rs-moji against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 09:16:05.362 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-7/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/scottrobertwhittaker/rs-moji:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 09:16:05.794 INFO [stdout] 1c4971e22d9d0cc2f084955695fff787c7255e757754bf958da2f63aff5c9331
Dec 19 09:16:05.798 INFO running `"docker" "start" "-a" "1c4971e22d9d0cc2f084955695fff787c7255e757754bf958da2f63aff5c9331"`
Dec 19 09:16:07.672 INFO [stderr]     Checking rs-moji v0.1.0 (/opt/crater/workdir)
Dec 19 09:16:08.104 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 09:16:08.104 INFO [stderr]   --> src/interpreter.rs:49:21
Dec 19 09:16:08.104 INFO [stderr]    |
Dec 19 09:16:08.104 INFO [stderr] 49 |                     io::stdin().read_line(&mut input);
Dec 19 09:16:08.104 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:16:08.104 INFO [stderr]    |
Dec 19 09:16:08.104 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 09:16:08.104 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 09:16:08.104 INFO [stderr] 
Dec 19 09:16:08.216 INFO [stderr] warning: unused variable: `interpreter`
Dec 19 09:16:08.216 INFO [stderr]    --> src/interpreter.rs:152:17
Dec 19 09:16:08.216 INFO [stderr]     |
Dec 19 09:16:08.216 INFO [stderr] 152 |         let mut interpreter = new(runtime);
Dec 19 09:16:08.216 INFO [stderr]     |                 ^^^^^^^^^^^ help: consider using `_interpreter` instead
Dec 19 09:16:08.216 INFO [stderr]     |
Dec 19 09:16:08.216 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 19 09:16:08.216 INFO [stderr] 
Dec 19 09:16:08.256 INFO [stderr] warning: variable does not need to be mutable
Dec 19 09:16:08.256 INFO [stderr]    --> src/interpreter.rs:152:13
Dec 19 09:16:08.256 INFO [stderr]     |
Dec 19 09:16:08.256 INFO [stderr] 152 |         let mut interpreter = new(runtime);
Dec 19 09:16:08.256 INFO [stderr]     |             ----^^^^^^^^^^^
Dec 19 09:16:08.256 INFO [stderr]     |             |
Dec 19 09:16:08.256 INFO [stderr]     |             help: remove this `mut`
Dec 19 09:16:08.256 INFO [stderr]     |
Dec 19 09:16:08.256 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 09:16:08.256 INFO [stderr] 
Dec 19 09:16:08.300 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 09:16:08.300 INFO [stderr]   --> src/interpreter.rs:49:21
Dec 19 09:16:08.300 INFO [stderr]    |
Dec 19 09:16:08.300 INFO [stderr] 49 |                     io::stdin().read_line(&mut input);
Dec 19 09:16:08.300 INFO [stderr]    |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 09:16:08.300 INFO [stderr]    |
Dec 19 09:16:08.300 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 09:16:08.300 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 09:16:08.300 INFO [stderr] 
Dec 19 09:16:08.360 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
Dec 19 09:16:09.741 INFO running `"docker" "inspect" "1c4971e22d9d0cc2f084955695fff787c7255e757754bf958da2f63aff5c9331"`
Dec 19 09:16:10.060 INFO running `"docker" "rm" "-f" "1c4971e22d9d0cc2f084955695fff787c7255e757754bf958da2f63aff5c9331"`
Dec 19 09:16:10.368 INFO [stdout] 1c4971e22d9d0cc2f084955695fff787c7255e757754bf958da2f63aff5c9331