Dec 05 00:04:13.332 INFO checking SmilingNavern/rconsole against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 00:04:13.332 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 05 00:04:13.727 INFO [stdout] 63ab1681c88b46d2ce1a497e8c9def8d138f640ca35af15eee194292233e43b9
Dec 05 00:04:13.733 INFO running `"docker" "start" "-a" "63ab1681c88b46d2ce1a497e8c9def8d138f640ca35af15eee194292233e43b9"`
Dec 05 00:04:14.862 INFO [stderr] usermod: no changes
Dec 05 00:04:14.927 INFO [stderr]     Checking rconsole v0.1.0 (/source)
Dec 05 00:04:15.823 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:04:15.823 INFO [stderr]   --> src/main.rs:32:9
Dec 05 00:04:15.823 INFO [stderr]    |
Dec 05 00:04:15.823 INFO [stderr] 32 |         sysreq_fh.write(key.as_bytes());
Dec 05 00:04:15.823 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:04:15.823 INFO [stderr]    |
Dec 05 00:04:15.823 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:04:15.823 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:04:15.823 INFO [stderr] 
Dec 05 00:04:15.823 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:04:15.823 INFO [stderr]   --> src/main.rs:53:13
Dec 05 00:04:15.823 INFO [stderr]    |
Dec 05 00:04:15.823 INFO [stderr] 53 |             do_sysreq(&mut stream, c.to_lowercase(), sysreq_fh);
Dec 05 00:04:15.823 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:04:15.823 INFO [stderr]    |
Dec 05 00:04:15.823 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:04:15.823 INFO [stderr] 
Dec 05 00:04:15.851 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:04:15.851 INFO [stderr]   --> src/main.rs:32:9
Dec 05 00:04:15.851 INFO [stderr]    |
Dec 05 00:04:15.851 INFO [stderr] 32 |         sysreq_fh.write(key.as_bytes());
Dec 05 00:04:15.851 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:04:15.851 INFO [stderr]    |
Dec 05 00:04:15.851 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 05 00:04:15.851 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:04:15.851 INFO [stderr] 
Dec 05 00:04:15.851 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 00:04:15.851 INFO [stderr]   --> src/main.rs:53:13
Dec 05 00:04:15.851 INFO [stderr]    |
Dec 05 00:04:15.851 INFO [stderr] 53 |             do_sysreq(&mut stream, c.to_lowercase(), sysreq_fh);
Dec 05 00:04:15.851 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 00:04:15.851 INFO [stderr]    |
Dec 05 00:04:15.851 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 00:04:15.851 INFO [stderr] 
Dec 05 00:04:15.871 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
Dec 05 00:04:15.871 INFO [stderr] su: No module specific data is present
Dec 05 00:04:17.190 INFO running `"docker" "inspect" "63ab1681c88b46d2ce1a497e8c9def8d138f640ca35af15eee194292233e43b9"`
Dec 05 00:04:17.590 INFO running `"docker" "rm" "-f" "63ab1681c88b46d2ce1a497e8c9def8d138f640ca35af15eee194292233e43b9"`
Dec 05 00:04:17.951 INFO [stdout] 63ab1681c88b46d2ce1a497e8c9def8d138f640ca35af15eee194292233e43b9