Nov 27 20:25:15.238 INFO checking sillymuddle/gors against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 27 20:25:15.238 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-1/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/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 27 20:25:15.592 INFO [stdout] e729cd93a0cdcc010724f67bb34f025cec377eb536860068ec9ab72b19c35678
Nov 27 20:25:15.598 INFO running `"docker" "start" "-a" "e729cd93a0cdcc010724f67bb34f025cec377eb536860068ec9ab72b19c35678"`
Nov 27 20:25:16.812 INFO [stderr] usermod: no changes
Nov 27 20:25:16.897 INFO [stderr]     Checking gors v0.1.0 (/source)
Nov 27 20:25:17.592 INFO [stderr] warning: unused variable: `mv`
Nov 27 20:25:17.592 INFO [stderr]    --> src/main.rs:188:6
Nov 27 20:25:17.592 INFO [stderr]     |
Nov 27 20:25:17.592 INFO [stderr] 188 |     let mv = player.get_move(&board);
Nov 27 20:25:17.592 INFO [stderr]     |         ^^ help: consider using `_mv` instead
Nov 27 20:25:17.592 INFO [stderr]     |
Nov 27 20:25:17.592 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 20:25:17.592 INFO [stderr] 
Nov 27 20:25:17.592 INFO [stderr] warning: unused variable: `mv`
Nov 27 20:25:17.592 INFO [stderr]    --> src/main.rs:188:6
Nov 27 20:25:17.592 INFO [stderr]     |
Nov 27 20:25:17.592 INFO [stderr] 188 |     let mv = player.get_move(&board);
Nov 27 20:25:17.592 INFO [stderr]     |         ^^ help: consider using `_mv` instead
Nov 27 20:25:17.592 INFO [stderr]     |
Nov 27 20:25:17.592 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 27 20:25:17.592 INFO [stderr] 
Nov 27 20:25:17.615 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.615 INFO [stderr]    --> src/main.rs:111:3
Nov 27 20:25:17.615 INFO [stderr]     |
Nov 27 20:25:17.615 INFO [stderr] 111 |         write!(f, "    ");
Nov 27 20:25:17.616 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 27 20:25:17.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.616 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)
Nov 27 20:25:17.616 INFO [stderr] 
Nov 27 20:25:17.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.616 INFO [stderr]    --> src/main.rs:113:4
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr] 113 |             write!(f, "{:2}", col_number);
Nov 27 20:25:17.616 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.616 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)
Nov 27 20:25:17.616 INFO [stderr] 
Nov 27 20:25:17.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.616 INFO [stderr]    --> src/main.rs:115:3
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr] 115 |         write!(f, "\n");
Nov 27 20:25:17.616 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.616 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)
Nov 27 20:25:17.616 INFO [stderr] 
Nov 27 20:25:17.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.616 INFO [stderr]    --> src/main.rs:119:4
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr] 119 |             write!(f, "{:3}: ", row_number);
Nov 27 20:25:17.616 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.616 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)
Nov 27 20:25:17.616 INFO [stderr] 
Nov 27 20:25:17.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.616 INFO [stderr]    --> src/main.rs:121:8
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr] 121 |           write!(f, "{} ", (*piece).to_string());
Nov 27 20:25:17.616 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.616 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)
Nov 27 20:25:17.616 INFO [stderr] 
Nov 27 20:25:17.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.616 INFO [stderr]    --> src/main.rs:123:4
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr] 123 |             write!(f, "\n");
Nov 27 20:25:17.616 INFO [stderr]     |             ^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.616 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)
Nov 27 20:25:17.616 INFO [stderr] 
Nov 27 20:25:17.616 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.616 INFO [stderr]    --> src/main.rs:111:3
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.616 INFO [stderr] 111 |         write!(f, "    ");
Nov 27 20:25:17.616 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.616 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Nov 27 20:25:17.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.617 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)
Nov 27 20:25:17.617 INFO [stderr] 
Nov 27 20:25:17.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.617 INFO [stderr]    --> src/main.rs:113:4
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr] 113 |             write!(f, "{:2}", col_number);
Nov 27 20:25:17.617 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.617 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)
Nov 27 20:25:17.617 INFO [stderr] 
Nov 27 20:25:17.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.617 INFO [stderr]    --> src/main.rs:115:3
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr] 115 |         write!(f, "\n");
Nov 27 20:25:17.617 INFO [stderr]     |         ^^^^^^^^^^^^^^^^
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.617 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)
Nov 27 20:25:17.617 INFO [stderr] 
Nov 27 20:25:17.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.617 INFO [stderr]    --> src/main.rs:119:4
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr] 119 |             write!(f, "{:3}: ", row_number);
Nov 27 20:25:17.617 INFO [stderr]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.617 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)
Nov 27 20:25:17.617 INFO [stderr] 
Nov 27 20:25:17.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.617 INFO [stderr]    --> src/main.rs:121:8
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr] 121 |           write!(f, "{} ", (*piece).to_string());
Nov 27 20:25:17.617 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.617 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)
Nov 27 20:25:17.617 INFO [stderr] 
Nov 27 20:25:17.617 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 27 20:25:17.617 INFO [stderr]    --> src/main.rs:123:4
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr] 123 |             write!(f, "\n");
Nov 27 20:25:17.617 INFO [stderr]     |             ^^^^^^^^^^^^^^^^
Nov 27 20:25:17.617 INFO [stderr]     |
Nov 27 20:25:17.617 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 27 20:25:17.617 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)
Nov 27 20:25:17.617 INFO [stderr] 
Nov 27 20:25:17.656 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
Nov 27 20:25:17.660 INFO [stderr] su: No module specific data is present
Nov 27 20:25:18.784 INFO running `"docker" "inspect" "e729cd93a0cdcc010724f67bb34f025cec377eb536860068ec9ab72b19c35678"`
Nov 27 20:25:19.198 INFO running `"docker" "rm" "-f" "e729cd93a0cdcc010724f67bb34f025cec377eb536860068ec9ab72b19c35678"`
Nov 27 20:25:19.556 INFO [stdout] e729cd93a0cdcc010724f67bb34f025cec377eb536860068ec9ab72b19c35678