Dec 04 18:37:31.320 INFO checking floschnell/ascii-platformer against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 18:37:31.320 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/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 +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-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 04 18:37:31.793 INFO [stdout] 846b08abc32a8d7bbf102b35ff6ca2b88846b8b4d4f8ad359e7eb2f0dc34ece4
Dec 04 18:37:31.795 INFO running `"docker" "start" "-a" "846b08abc32a8d7bbf102b35ff6ca2b88846b8b4d4f8ad359e7eb2f0dc34ece4"`
Dec 04 18:37:33.681 INFO [stderr] usermod: no changes
Dec 04 18:37:33.867 INFO [stderr]     Checking termion v1.5.1
Dec 04 18:37:35.715 INFO [stderr]     Checking platformer v0.1.0 (/source)
Dec 04 18:37:36.483 INFO [stderr] warning: unused import: `Rgb`
Dec 04 18:37:36.483 INFO [stderr]  --> src/main.rs:5:30
Dec 04 18:37:36.483 INFO [stderr]   |
Dec 04 18:37:36.483 INFO [stderr] 5 | use termion::color::{Bg, Fg, Rgb};
Dec 04 18:37:36.483 INFO [stderr]   |                              ^^^
Dec 04 18:37:36.483 INFO [stderr]   |
Dec 04 18:37:36.483 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 18:37:36.483 INFO [stderr] 
Dec 04 18:37:36.695 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:37:36.695 INFO [stderr]   --> src/main.rs:75:3
Dec 04 18:37:36.696 INFO [stderr]    |
Dec 04 18:37:36.696 INFO [stderr] 75 |   write!(stdout, "{}", termion::cursor::Hide);
Dec 04 18:37:36.696 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:37:36.696 INFO [stderr]    |
Dec 04 18:37:36.696 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:37:36.696 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:37:36.696 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 18:37:36.696 INFO [stderr] 
Dec 04 18:37:36.754 INFO [stderr] warning: unused import: `Rgb`
Dec 04 18:37:36.754 INFO [stderr]  --> src/main.rs:5:30
Dec 04 18:37:36.755 INFO [stderr]   |
Dec 04 18:37:36.755 INFO [stderr] 5 | use termion::color::{Bg, Fg, Rgb};
Dec 04 18:37:36.755 INFO [stderr]   |                              ^^^
Dec 04 18:37:36.755 INFO [stderr]   |
Dec 04 18:37:36.755 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 18:37:36.755 INFO [stderr] 
Dec 04 18:37:37.019 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 18:37:37.019 INFO [stderr]   --> src/main.rs:75:3
Dec 04 18:37:37.019 INFO [stderr]    |
Dec 04 18:37:37.019 INFO [stderr] 75 |   write!(stdout, "{}", termion::cursor::Hide);
Dec 04 18:37:37.019 INFO [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 18:37:37.019 INFO [stderr]    |
Dec 04 18:37:37.019 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 18:37:37.019 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 18:37:37.019 INFO [stderr]    = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 04 18:37:37.019 INFO [stderr] 
Dec 04 18:37:37.127 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.40s
Dec 04 18:37:37.127 INFO [stderr] su: No module specific data is present
Dec 04 18:37:38.341 INFO running `"docker" "inspect" "846b08abc32a8d7bbf102b35ff6ca2b88846b8b4d4f8ad359e7eb2f0dc34ece4"`
Dec 04 18:37:38.635 INFO running `"docker" "rm" "-f" "846b08abc32a8d7bbf102b35ff6ca2b88846b8b4d4f8ad359e7eb2f0dc34ece4"`
Dec 04 18:37:39.020 INFO [stdout] 846b08abc32a8d7bbf102b35ff6ca2b88846b8b4d4f8ad359e7eb2f0dc34ece4