Dec 18 05:24:55.383 INFO checking SmilingNavern/rconsole against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 05:24:55.383 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/SmilingNavern/rconsole:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 05:24:55.779 INFO [stdout] 5f06fbb9534e5cf3d714948c7e8e8d8ef9a08ae32bf9bea3e9dd38d22972b5cc
Dec 18 05:24:55.784 INFO running `"docker" "start" "-a" "5f06fbb9534e5cf3d714948c7e8e8d8ef9a08ae32bf9bea3e9dd38d22972b5cc"`
Dec 18 05:24:57.720 INFO [stderr]     Checking rconsole v0.1.0 (/opt/crater/workdir)
Dec 18 05:24:58.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:24:58.080 INFO [stderr]   --> src/main.rs:32:9
Dec 18 05:24:58.080 INFO [stderr]    |
Dec 18 05:24:58.080 INFO [stderr] 32 |         sysreq_fh.write(key.as_bytes());
Dec 18 05:24:58.080 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:24:58.080 INFO [stderr]    |
Dec 18 05:24:58.080 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 05:24:58.080 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:24:58.080 INFO [stderr] 
Dec 18 05:24:58.080 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:24:58.084 INFO [stderr]   --> src/main.rs:53:13
Dec 18 05:24:58.084 INFO [stderr]    |
Dec 18 05:24:58.084 INFO [stderr] 53 |             do_sysreq(&mut stream, c.to_lowercase(), sysreq_fh);
Dec 18 05:24:58.084 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:24:58.084 INFO [stderr]    |
Dec 18 05:24:58.084 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:24:58.084 INFO [stderr] 
Dec 18 05:24:58.200 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:24:58.200 INFO [stderr]   --> src/main.rs:32:9
Dec 18 05:24:58.200 INFO [stderr]    |
Dec 18 05:24:58.200 INFO [stderr] 32 |         sysreq_fh.write(key.as_bytes());
Dec 18 05:24:58.200 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:24:58.200 INFO [stderr]    |
Dec 18 05:24:58.200 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 18 05:24:58.201 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:24:58.201 INFO [stderr] 
Dec 18 05:24:58.201 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 05:24:58.201 INFO [stderr]   --> src/main.rs:53:13
Dec 18 05:24:58.201 INFO [stderr]    |
Dec 18 05:24:58.201 INFO [stderr] 53 |             do_sysreq(&mut stream, c.to_lowercase(), sysreq_fh);
Dec 18 05:24:58.201 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 18 05:24:58.201 INFO [stderr]    |
Dec 18 05:24:58.201 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 05:24:58.201 INFO [stderr] 
Dec 18 05:24:58.252 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
Dec 18 05:24:58.913 INFO running `"docker" "inspect" "5f06fbb9534e5cf3d714948c7e8e8d8ef9a08ae32bf9bea3e9dd38d22972b5cc"`
Dec 18 05:24:59.202 INFO running `"docker" "rm" "-f" "5f06fbb9534e5cf3d714948c7e8e8d8ef9a08ae32bf9bea3e9dd38d22972b5cc"`
Dec 18 05:24:59.577 INFO [stdout] 5f06fbb9534e5cf3d714948c7e8e8d8ef9a08ae32bf9bea3e9dd38d22972b5cc