Dec 19 05:59:33.633 INFO checking vlttnv/rusty-shell against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 05:59:33.633 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-4/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/vlttnv/rusty-shell:/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 05:59:34.169 INFO [stdout] a65360a378fd6854c9433fd76f50fc03df4c0c68c0e9955af0d79c2fb06080d1
Dec 19 05:59:34.173 INFO running `"docker" "start" "-a" "a65360a378fd6854c9433fd76f50fc03df4c0c68c0e9955af0d79c2fb06080d1"`
Dec 19 05:59:36.080 INFO [stderr]     Checking rusty_shell v0.1.0 (/opt/crater/workdir)
Dec 19 05:59:36.422 INFO [stderr] warning: variable `exit_code` is assigned to, but never used
Dec 19 05:59:36.422 INFO [stderr]   --> src/main.rs:27:13
Dec 19 05:59:36.422 INFO [stderr]    |
Dec 19 05:59:36.422 INFO [stderr] 27 |     let mut exit_code;
Dec 19 05:59:36.422 INFO [stderr]    |             ^^^^^^^^^
Dec 19 05:59:36.422 INFO [stderr]    |
Dec 19 05:59:36.422 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 05:59:36.422 INFO [stderr]    = note: consider using `_exit_code` instead
Dec 19 05:59:36.422 INFO [stderr] 
Dec 19 05:59:36.422 INFO [stderr] warning: value assigned to `exit_code` is never read
Dec 19 05:59:36.422 INFO [stderr]   --> src/main.rs:41:9
Dec 19 05:59:36.422 INFO [stderr]    |
Dec 19 05:59:36.422 INFO [stderr] 41 |         exit_code = rsh_run(&args)
Dec 19 05:59:36.422 INFO [stderr]    |         ^^^^^^^^^
Dec 19 05:59:36.422 INFO [stderr]    |
Dec 19 05:59:36.422 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 05:59:36.422 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 05:59:36.422 INFO [stderr] 
Dec 19 05:59:36.454 INFO [stderr] warning: variable `exit_code` is assigned to, but never used
Dec 19 05:59:36.455 INFO [stderr]   --> src/main.rs:27:13
Dec 19 05:59:36.455 INFO [stderr]    |
Dec 19 05:59:36.455 INFO [stderr] 27 |     let mut exit_code;
Dec 19 05:59:36.455 INFO [stderr]    |             ^^^^^^^^^
Dec 19 05:59:36.455 INFO [stderr]    |
Dec 19 05:59:36.455 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 19 05:59:36.455 INFO [stderr]    = note: consider using `_exit_code` instead
Dec 19 05:59:36.455 INFO [stderr] 
Dec 19 05:59:36.455 INFO [stderr] warning: value assigned to `exit_code` is never read
Dec 19 05:59:36.455 INFO [stderr]   --> src/main.rs:41:9
Dec 19 05:59:36.455 INFO [stderr]    |
Dec 19 05:59:36.455 INFO [stderr] 41 |         exit_code = rsh_run(&args)
Dec 19 05:59:36.455 INFO [stderr]    |         ^^^^^^^^^
Dec 19 05:59:36.455 INFO [stderr]    |
Dec 19 05:59:36.455 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 05:59:36.455 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 05:59:36.455 INFO [stderr] 
Dec 19 05:59:36.522 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
Dec 19 05:59:37.532 INFO running `"docker" "inspect" "a65360a378fd6854c9433fd76f50fc03df4c0c68c0e9955af0d79c2fb06080d1"`
Dec 19 05:59:37.900 INFO running `"docker" "rm" "-f" "a65360a378fd6854c9433fd76f50fc03df4c0c68c0e9955af0d79c2fb06080d1"`
Dec 19 05:59:38.216 INFO [stdout] a65360a378fd6854c9433fd76f50fc03df4c0c68c0e9955af0d79c2fb06080d1