Nov 30 06:23:01.412 INFO checking beatmadsen/chess against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Nov 30 06:23:01.412 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-4/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 30 06:23:01.848 INFO [stdout] c4553c526bf8ba359f341481703b4dfdce6812e6af8ba6bdacf9931c3a42e8fd
Nov 30 06:23:01.852 INFO running `"docker" "start" "-a" "c4553c526bf8ba359f341481703b4dfdce6812e6af8ba6bdacf9931c3a42e8fd"`
Nov 30 06:23:03.168 INFO [stderr] usermod: no changes
Nov 30 06:23:03.228 INFO [stderr]     Checking chess v0.1.0 (/source)
Nov 30 06:23:04.160 INFO [stderr] warning: struct is never constructed: `Pawn`
Nov 30 06:23:04.160 INFO [stderr]   --> src/piece.rs:16:1
Nov 30 06:23:04.160 INFO [stderr]    |
Nov 30 06:23:04.160 INFO [stderr] 16 | pub struct Pawn {}
Nov 30 06:23:04.160 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 06:23:04.160 INFO [stderr]    |
Nov 30 06:23:04.160 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 06:23:04.160 INFO [stderr] 
Nov 30 06:23:04.160 INFO [stderr] warning: struct is never constructed: `Queen`
Nov 30 06:23:04.160 INFO [stderr]   --> src/piece.rs:17:1
Nov 30 06:23:04.160 INFO [stderr]    |
Nov 30 06:23:04.160 INFO [stderr] 17 | pub struct Queen {}
Nov 30 06:23:04.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 30 06:23:04.160 INFO [stderr] 
Nov 30 06:23:04.160 INFO [stderr] warning: struct is never constructed: `King`
Nov 30 06:23:04.160 INFO [stderr]   --> src/piece.rs:18:1
Nov 30 06:23:04.160 INFO [stderr]    |
Nov 30 06:23:04.160 INFO [stderr] 18 | pub struct King {}
Nov 30 06:23:04.160 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 06:23:04.160 INFO [stderr] 
Nov 30 06:23:04.160 INFO [stderr] warning: struct is never constructed: `Knight`
Nov 30 06:23:04.160 INFO [stderr]   --> src/piece.rs:19:1
Nov 30 06:23:04.160 INFO [stderr]    |
Nov 30 06:23:04.160 INFO [stderr] 19 | pub struct Knight {}
Nov 30 06:23:04.160 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.160 INFO [stderr] 
Nov 30 06:23:04.160 INFO [stderr] warning: struct is never constructed: `Rook`
Nov 30 06:23:04.160 INFO [stderr]   --> src/piece.rs:20:1
Nov 30 06:23:04.160 INFO [stderr]    |
Nov 30 06:23:04.160 INFO [stderr] 20 | pub struct Rook {}
Nov 30 06:23:04.160 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 06:23:04.160 INFO [stderr] 
Nov 30 06:23:04.160 INFO [stderr] warning: struct is never constructed: `Square`
Nov 30 06:23:04.160 INFO [stderr]  --> src/square.rs:4:1
Nov 30 06:23:04.160 INFO [stderr]   |
Nov 30 06:23:04.160 INFO [stderr] 4 | pub struct Square {
Nov 30 06:23:04.161 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.161 INFO [stderr] 
Nov 30 06:23:04.161 INFO [stderr] warning: method is never used: `legal_moves`
Nov 30 06:23:04.161 INFO [stderr]   --> src/square.rs:10:5
Nov 30 06:23:04.161 INFO [stderr]    |
Nov 30 06:23:04.161 INFO [stderr] 10 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
Nov 30 06:23:04.161 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.161 INFO [stderr] 
Nov 30 06:23:04.161 INFO [stderr] warning: struct is never constructed: `Position`
Nov 30 06:23:04.161 INFO [stderr]   --> src/square.rs:19:1
Nov 30 06:23:04.161 INFO [stderr]    |
Nov 30 06:23:04.161 INFO [stderr] 19 | pub struct Position {
Nov 30 06:23:04.161 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.161 INFO [stderr] 
Nov 30 06:23:04.161 INFO [stderr] warning: method is never used: `legal_moves`
Nov 30 06:23:04.161 INFO [stderr]   --> src/square.rs:24:5
Nov 30 06:23:04.161 INFO [stderr]    |
Nov 30 06:23:04.161 INFO [stderr] 24 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
Nov 30 06:23:04.161 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.161 INFO [stderr] 
Nov 30 06:23:04.196 INFO [stderr] warning: struct is never constructed: `Pawn`
Nov 30 06:23:04.196 INFO [stderr]   --> src/piece.rs:16:1
Nov 30 06:23:04.196 INFO [stderr]    |
Nov 30 06:23:04.196 INFO [stderr] 16 | pub struct Pawn {}
Nov 30 06:23:04.196 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 06:23:04.196 INFO [stderr]    |
Nov 30 06:23:04.196 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 06:23:04.196 INFO [stderr] 
Nov 30 06:23:04.196 INFO [stderr] warning: struct is never constructed: `Queen`
Nov 30 06:23:04.196 INFO [stderr]   --> src/piece.rs:17:1
Nov 30 06:23:04.196 INFO [stderr]    |
Nov 30 06:23:04.196 INFO [stderr] 17 | pub struct Queen {}
Nov 30 06:23:04.196 INFO [stderr]    | ^^^^^^^^^^^^^^^^
Nov 30 06:23:04.196 INFO [stderr] 
Nov 30 06:23:04.196 INFO [stderr] warning: struct is never constructed: `King`
Nov 30 06:23:04.196 INFO [stderr]   --> src/piece.rs:18:1
Nov 30 06:23:04.196 INFO [stderr]    |
Nov 30 06:23:04.196 INFO [stderr] 18 | pub struct King {}
Nov 30 06:23:04.196 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 06:23:04.196 INFO [stderr] 
Nov 30 06:23:04.196 INFO [stderr] warning: struct is never constructed: `Knight`
Nov 30 06:23:04.196 INFO [stderr]   --> src/piece.rs:19:1
Nov 30 06:23:04.196 INFO [stderr]    |
Nov 30 06:23:04.196 INFO [stderr] 19 | pub struct Knight {}
Nov 30 06:23:04.196 INFO [stderr]    | ^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.196 INFO [stderr] 
Nov 30 06:23:04.196 INFO [stderr] warning: struct is never constructed: `Rook`
Nov 30 06:23:04.196 INFO [stderr]   --> src/piece.rs:20:1
Nov 30 06:23:04.196 INFO [stderr]    |
Nov 30 06:23:04.196 INFO [stderr] 20 | pub struct Rook {}
Nov 30 06:23:04.196 INFO [stderr]    | ^^^^^^^^^^^^^^^
Nov 30 06:23:04.196 INFO [stderr] 
Nov 30 06:23:04.196 INFO [stderr] warning: struct is never constructed: `Square`
Nov 30 06:23:04.196 INFO [stderr]  --> src/square.rs:4:1
Nov 30 06:23:04.196 INFO [stderr]   |
Nov 30 06:23:04.196 INFO [stderr] 4 | pub struct Square {
Nov 30 06:23:04.196 INFO [stderr]   | ^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.204 INFO [stderr] 
Nov 30 06:23:04.204 INFO [stderr] warning: method is never used: `legal_moves`
Nov 30 06:23:04.204 INFO [stderr]   --> src/square.rs:10:5
Nov 30 06:23:04.204 INFO [stderr]    |
Nov 30 06:23:04.204 INFO [stderr] 10 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
Nov 30 06:23:04.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.204 INFO [stderr] 
Nov 30 06:23:04.204 INFO [stderr] warning: struct is never constructed: `Position`
Nov 30 06:23:04.204 INFO [stderr]   --> src/square.rs:19:1
Nov 30 06:23:04.204 INFO [stderr]    |
Nov 30 06:23:04.204 INFO [stderr] 19 | pub struct Position {
Nov 30 06:23:04.204 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.204 INFO [stderr] 
Nov 30 06:23:04.204 INFO [stderr] warning: method is never used: `legal_moves`
Nov 30 06:23:04.204 INFO [stderr]   --> src/square.rs:24:5
Nov 30 06:23:04.204 INFO [stderr]    |
Nov 30 06:23:04.204 INFO [stderr] 24 |     pub fn legal_moves(&self) -> Vec<(Name, Name)> {
Nov 30 06:23:04.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:23:04.204 INFO [stderr] 
Nov 30 06:23:04.240 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
Nov 30 06:23:04.240 INFO [stderr] su: No module specific data is present
Nov 30 06:23:05.106 INFO running `"docker" "inspect" "c4553c526bf8ba359f341481703b4dfdce6812e6af8ba6bdacf9931c3a42e8fd"`
Nov 30 06:23:05.478 INFO running `"docker" "rm" "-f" "c4553c526bf8ba359f341481703b4dfdce6812e6af8ba6bdacf9931c3a42e8fd"`
Nov 30 06:23:05.816 INFO [stdout] c4553c526bf8ba359f341481703b4dfdce6812e6af8ba6bdacf9931c3a42e8fd