Nov 28 11:02:29.950 INFO checking SmilingNavern/rconsole against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 11:02:29.952 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-0/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 11:02:30.384 INFO [stdout] 15fa74c7a4433cf2125823c2b0fbc7c1285e0721f9d3c7d29316afdf609794f3
Nov 28 11:02:30.390 INFO running `"docker" "start" "-a" "15fa74c7a4433cf2125823c2b0fbc7c1285e0721f9d3c7d29316afdf609794f3"`
Nov 28 11:02:31.784 INFO [stderr] usermod: no changes
Nov 28 11:02:31.840 INFO [stderr]     Checking rconsole v0.1.0 (/source)
Nov 28 11:02:32.412 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:02:32.412 INFO [stderr]   --> src/main.rs:32:9
Nov 28 11:02:32.412 INFO [stderr]    |
Nov 28 11:02:32.412 INFO [stderr] 32 |         sysreq_fh.write(key.as_bytes());
Nov 28 11:02:32.412 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:02:32.412 INFO [stderr]    |
Nov 28 11:02:32.412 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:02:32.412 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:02:32.412 INFO [stderr] 
Nov 28 11:02:32.412 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:02:32.412 INFO [stderr]   --> src/main.rs:53:13
Nov 28 11:02:32.412 INFO [stderr]    |
Nov 28 11:02:32.412 INFO [stderr] 53 |             do_sysreq(&mut stream, c.to_lowercase(), sysreq_fh);
Nov 28 11:02:32.412 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:02:32.413 INFO [stderr]    |
Nov 28 11:02:32.413 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:02:32.413 INFO [stderr] 
Nov 28 11:02:32.566 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:02:32.566 INFO [stderr]   --> src/main.rs:32:9
Nov 28 11:02:32.566 INFO [stderr]    |
Nov 28 11:02:32.567 INFO [stderr] 32 |         sysreq_fh.write(key.as_bytes());
Nov 28 11:02:32.567 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:02:32.567 INFO [stderr]    |
Nov 28 11:02:32.568 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 11:02:32.568 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:02:32.568 INFO [stderr] 
Nov 28 11:02:32.569 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 11:02:32.569 INFO [stderr]   --> src/main.rs:53:13
Nov 28 11:02:32.569 INFO [stderr]    |
Nov 28 11:02:32.569 INFO [stderr] 53 |             do_sysreq(&mut stream, c.to_lowercase(), sysreq_fh);
Nov 28 11:02:32.570 INFO [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 11:02:32.570 INFO [stderr]    |
Nov 28 11:02:32.570 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 11:02:32.571 INFO [stderr] 
Nov 28 11:02:32.586 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
Nov 28 11:02:32.589 INFO [stderr] su: No module specific data is present
Nov 28 11:02:33.009 INFO running `"docker" "inspect" "15fa74c7a4433cf2125823c2b0fbc7c1285e0721f9d3c7d29316afdf609794f3"`
Nov 28 11:02:33.186 INFO running `"docker" "rm" "-f" "15fa74c7a4433cf2125823c2b0fbc7c1285e0721f9d3c7d29316afdf609794f3"`
Nov 28 11:02:33.355 INFO [stdout] 15fa74c7a4433cf2125823c2b0fbc7c1285e0721f9d3c7d29316afdf609794f3